Mora County, NM: Tiny Homes Allowed | Building Permits & Zoning

Building a home in Mora County, New Mexico requires a building permit before covered work begins, with separate permits for building, electrical, mechanical/plumbing and LP-gas work¹. The New Mexico Construction Industries Division handles rural projects where no local building department has jurisdiction, Mora County administers local zoning, and the New Mexico Environment Department handles septic permits^2,3,4.

At a glance

Building permit: Required for covered residential construction¹
Building authority: New Mexico Construction Industries Division for rural projects without a local building department²
Zoning: Mora County administers zoning and subdivision review³
Septic: State permit through the New Mexico Environment Department⁴
Tiny home: Permanent-foundation units may qualify under the state residential code; local zoning still applies^5,6
Owner-builder: Available for a qualifying homeowner's primary residence¹
RV living: Long-term occupancy rule not confirmed; ask Mora County Planning & Zoning⁷

Who to call

Zoning

Mora County Planning & Zoning Department

County zoning, land-use questions, subdivision review and rural addressing

575-387-5925

P.O. Box 580 Mora, NM 87732

Building permits

New Mexico Construction Industries Division

State building permits, construction-code administration and inspections for rural Mora County projects under CID jurisdiction

(505) 476-4700

2550 Cerrillos Road - 3rd Floor Santa Fe, New Mexico 87505

Online permits →

One more officeSeptic permits

Septic permits

New Mexico Environment Department Onsite Wastewater Program

Liquid-waste permit applications and inspections through the local NMED field office

(505) 827-2855

Harold L. Runnels Building 1190 St. Francis Drive, Suite N4050 Santa Fe, New Mexico 87505

Contact details are copied from each office’s official page and were checked against it on October 10, 2026.

Do you need a building permit in Mora County, New Mexico?

Yes.

Yes. A building permit is required before covered building, electrical, plumbing, mechanical or LP-gas work begins in Mora County, and each trade requires its own permit unless a statute or rule provides an exception¹. Mora County projects under CID jurisdiction follow New Mexico's adopted residential, commercial and existing-building codes, with specialized codes applying to relevant work⁸.

Permit fees are not a single flat amount: CID bases general building fees on construction type, square footage, materials and construction cost, while trade fees follow separate schedules⁹. Permitted work also requires inspections; final electrical, plumbing and mechanical inspections must precede the final general construction inspection¹⁰. A covered building cannot be occupied until the building official issues its certificate of occupancy¹⁰.

Who issues building permits in Mora County, and how do you reach them?

For rural Mora County property without a local building department, the New Mexico Construction Industries Division issues building permits and conducts inspections under the statewide construction code². CID's Santa Fe office is at 2550 Cerrillos Road, and its main number is (505) 476-4700¹¹. The division also provides an online permit route¹¹.

Start locally with Mora County Planning & Zoning at 575-387-5925 because a homeowner-permit application requires local zoning approval and a floodplain determination^1,7. Submit the appropriate CID application and pay the fee before CID processes or issues the building permit¹. For an accurate fee estimate, describe the proposed structure, size, materials and construction cost when speaking with CID⁹.

Does Mora County have zoning?

Yes.

Yes. Mora County has county-level planning and zoning administration, and county records identify zoning regulations for land outside incorporated municipalities^3,12. The available official material also identifies the Mora County Development Guidance System as subdivision and zoning regulations adopted by county ordinance, although the current ordinance text and exact applicability boundaries could not be confirmed⁶.

Ask Mora County Planning & Zoning which jurisdiction governs the parcel and request the current district map and written standards⁷. We could not confirm parcel-specific rules for minimum lot size, setbacks, building height, lot coverage, accessory dwellings or minimum dwelling size. New Mexico counties also regulate subdivisions, subject to statutory exceptions, so a proposed land division needs separate review¹³.

How do septic permits work in Mora County?

The New Mexico Environment Department handles onsite liquid-waste permits in Mora County through its local field office.

The New Mexico Environment Department handles onsite liquid-waste permits in Mora County through its local field office⁴. The application requires supporting documents and NMED may approve it, approve it with conditions or deny it; payment follows notice of approval, and construction must wait for the permit⁴. Request the NMED inspection 48 hours, or two business days, in advance, and do not cover the system before inspection; an approved inspection leads to a Permit to Operate⁴.

Site feasibility deserves early attention: only about 4.6% of Mora County soils are rated without severe limitations for a conventional septic drain field¹⁴. That countywide rating does not decide an individual parcel, but it makes an early site evaluation and system design especially useful. A homeowner may install a simple conventional system only after passing the written test⁴.

Can you live in an RV or tiny home in Mora County?

We could not confirm a Mora County rule allowing long-term RV occupancy or temporary camping on private land.

We could not confirm a Mora County rule allowing long-term RV occupancy or temporary camping on private land. Ask Mora County Planning & Zoning for a written parcel-specific answer before placing or occupying an RV, especially while building⁷. A tiny house on a chassis with its permanent axle remains an RV under the state rule, so calling it a tiny home does not move it into the permanent-dwelling code path⁵.

A tiny house on a permanent foundation may be used as a dwelling when it provides complete independent living facilities and complies with the New Mexico Residential Code and its tiny-house appendix⁵. The state code defines that tiny-house category at no more than 400 square feet excluding lofts, but Mora County zoning approval and septic permitting still apply^5,6,15.

Building a home in Mora County: what are the steps?

Ask Mora County Planning & Zoning to identify the parcel's jurisdiction, zoning district and applicable land-use standards.

Ask Mora County Planning & Zoning to identify the parcel's jurisdiction, zoning district and applicable land-use standards⁷.
Evaluate water, access, flood exposure and septic suitability before fixing the house site; development in a FEMA Special Flood Hazard Area requires local floodplain approval¹⁶.
Apply to the local NMED field office for the liquid-waste permit and obtain approval before construction⁴.
Secure county zoning approval, then submit the appropriate application and fee to CID for the building permit¹.
Request required inspections without covering unfinished work; final trade inspections precede the final general inspection^10,17.
Obtain approval before connecting regulated plumbing, mechanical or electrical systems to a utility, then obtain the certificate of occupancy before occupying the building^10,17.

What should you check before buying land in Mora County?

Confirm zoning, legal access, water, septic feasibility and flood status before closing.

Confirm zoning, legal access, water, septic feasibility and flood status before closing. Mora County Planning & Zoning can identify the local land-use questions, while NMED reviews onsite wastewater^4,7. If access will be directly from a state highway, a state access permit is required before a new or modified driveway is built¹⁸.

Mora County averages about 18.7 inches of precipitation annually, and severe drought has occurred in about 49.4% of years in the underlying climate record¹⁴. The county's population density is about 2.1 people per square mile, and the nearest city of 100,000 or more is about 113 miles from the county center¹⁴. For carrying costs, the median property-tax bill is about $642 per year, with an effective rate near 0.5%¹⁴.

Watch-outs

Do not start covered construction before the building permit is issued; New Mexico requires the permit first¹.
Do not assume an RV can be occupied long term on rural land; ask Mora County Planning & Zoning for a written parcel-specific answer⁷.
Septic feasibility can shape the entire site plan because only about 4.6% of county soils rate without severe limits for a conventional drain field¹⁴.
Do not cover a new septic system before NMED inspection⁴.

Sources

18 official pages, each quoted and re-checked · written October 10, 2026

Written October 10, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Off-grid gear

Going off-grid in Mora County means bringing your own water and power. The kit we’d start with:

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Compared with neighboring counties

Like all 6 of its neighbors, Mora County requires a building permit for a home.

Rule	Mora County	San Miguel County	Colfax County	Taos County	Harding County	Santa Fe County	Los Alamos County
Building permit	Required	Required	Required	Required	Required	Required	Required
County zoning	Yes	Yes	Yes	Yes	Not published	Yes	Yes
Septic permits	NM Env. Dept.	NM Env. Dept.	NM Env. Dept.	NM Env. Dept.	NM Env. Dept.	NM Env. Dept.	NM Env. Dept.

Answers from the rulebook for Mora County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Mora County rules

County-wide zoningPresent (with conditions)
Mora County zoning regulations identified in the New Mexico State Records Center and Archives.
- The official archive identifies the Mora County Development Guidance System as subdivision and zoning regulations adopted by Ordinance No. 95-06.
- The current status or superseding effect of later Mora County zoning instruments was not established from an accessible official ordinance text.
“Mora | 8/3/1995 | Mora County Development Guidance System. Subdivision and Zoning Regulations of Mora County, NM. Adopted by Ordiance No. 95-06. 207 pages/ 105 sheets. Transmittal letter, 2 pages/sheets. | C”
County Subdivision Regulations ↗Re-checked Oct 7, 2026
Local zoningPresent
County-level planning and zoning administration in Mora County, including the county Planning & Zoning Department and its MCZSR public-hearing materials.
- The current ordinance text and exact applicability boundaries were not accessible for review.
- Municipal or other subordinate local rules, if any, were not separately researched.
“Planning & Zoning Department is open Monday – Friday, 8 a.m. – 4:30 p.m. [...] Public Hearing Notice MCZSR 12-22-25”
Planning & Zoning ↗Re-checked Oct 7, 2026
One more reviewed finding on this topic
- Present (with conditions) — Business licensing and land-use permits governed by Mora County in the area within the county corporate boundaries and outside incorporated municipalities.
  “(N) County. The area lying within the corporate boundaries of the County of Mora and outside the boundaries of any incorporated municipality. [...] Applicants for a business license and/or land use permit must comply with the requirements for business licensure and zoning as set forth in the Zoning and Subdivision Code as adopted in 2019 and the Comprehensive Land Use Plan Update, 2018.”
  Mora County Cannabis Regulation Ordinance ↗Re-checked Oct 7, 2026

New Mexico rules that apply here

Building permitRequired
Buildings and structures regulated by the New Mexico Residential Code, including residential construction, alterations, repairs, additions, moves, improvements, removals, conversions, and demolitions, and state-administered commercial construction.
- A permit must be obtained before covered work begins.
- Residential exceptions include one-story detached accessory buildings used as tool or storage sheds, playhouses, and similar uses not exceeding 120 square feet; fences not over 6 feet high; specified retaining walls; certain water tanks, sidewalks, driveways, finish work, shallow prefabricated pools, playground equipment, window awnings, and detached decks.
- Unless otherwise exempted, separate plumbing, electrical, and mechanical permits may still be required for otherwise exempted residential work.
- Commercial applicants must be validly licensed with the appropriate license classification, submit the state building permit application, obtain any required city or county zoning approval, and pay the valuation-based fee before permit issuance.
residential accessory-building exemption floor area: <= 120 square feet (One-story detached accessory buildings used as tool and storage sheds, playhouses, and similar uses.) · fence exemption height: <= 6 feet · water-tank exemption capacity: <= 5000 gallons (Height-to-diameter or width ratio must not exceed 2:1.) · detached-deck exemption area: <= 200 square feet (Deck must not be more than 30 inches above grade, must not be attached to a dwelling, and must not serve the required exit door.)
“Except as specified in Section 105.2 IRC, no building or structure regulated by this code shall be erected, constructed, enlarged, altered, repaired, moved, improved, removed, converted, or demolished unless a permit has first been obtained from the building official.”
Building Permit Guide for Residential Construction ↗Re-checked Sep 12, 2026
3 more reviewed findings on this topic
- Required — Construction, alteration, repair, moving, improvement, removal, conversion, or demolition of buildings or structures subject to CID jurisdiction in Mora County.
  “Subject to the Construction Industries Licensing Act “CILA”, Sections 60-13-3 and Section 60-13-45 NMSA 1978, and its rules, no building or structure shall be erected, constructed, enlarged, altered, repaired, moved, improved, removed, converted or demolished, no electrical wiring, plumbing or mechanical work or LP gas work as defined and described in the applicable New Mexico construction codes for those trades, may be installed, repaired, altered or maintained in or on such building or structure, unless the applicable permit has first been obtained from the appropriate AHJ, unless otherwise provided by statutes or rule.”
  14.5.2 NMAC — Permits ↗Re-checked Oct 3, 2026
- Required — Construction, alteration, repair, movement, improvement, removal, conversion, or demolition of buildings and structures subject to CID jurisdiction in Mora County.
  “no building or structure shall be erected, constructed, enlarged, altered, repaired, moved, improved, removed, converted or demolished, no electrical wiring, plumbing or mechanical work or LP gas work as defined and described in the applicable New Mexico construction codes for those trades, may be installed, repaired, altered or maintained in or on such building or structure, unless the applicable permit has first been obtained from the appropriate AHJ, unless otherwise provided by statutes or rule.”
  14.5.2 NMAC, Permits ↗Re-checked Oct 2, 2026
- Required — Building, electrical, plumbing, mechanical, and LP-gas work subject to CID jurisdiction in Mora County.
  “Subject to the Construction Industries Licensing Act “CILA”, Sections 60-13-3 and Section 60-13-45 NMSA 1978, and its rules, no building or structure shall be erected, constructed, enlarged, altered, repaired, moved, improved, removed, converted or demolished, no electrical wiring, plumbing or mechanical work or LP gas work as defined and described in the applicable New Mexico construction codes for those trades, may be installed, repaired, altered or maintained in or on such building or structure, unless the applicable permit has first been obtained from the appropriate AHJ, unless otherwise provided by statutes or rule.”
  14.5.2 NMAC — Permits ↗Re-checked Oct 4, 2026
Owner-builder exemptionConditional
A New Mexico property owner constructing or altering the owner’s single-family primary residence, including permitted appurtenant structures, under a homeowner’s permit.
- The exemption is limited to construction or alteration of the owner’s primary residence; other use cancels the current permit and can result in denial of later homeowner permits.
- The homeowner must comply with CILA, NMAC rules, applicable standards and codes, and may act as the general contractor only when the major portion of the work, based on dollar amount, is completed by the homeowner.
- A permit is required for all construction-related work for which a permit is required by statute or rule; the rule does not exempt the owner-builder from state permitting or inspections.
- Homeowner permits are limited to single-family dwellings and appurtenant structures such as private garages, carports and sheds, require proof of ownership, and are subject to AHJ approval.
- The application requires an AHJ-approved application, signed and notarized responsibility sheet, acknowledgement of the homeowner-permit instructions, local zoning approval, floodplain determination, proof of identity and ownership, and payment of required fees.
- Separate homeowner permits may be issued for general building construction, mechanical/plumbing and electrical work; each is limited to the primary residence and does not apply to rental property, other owned property, or commercial work or property.
- The homeowner is responsible for requesting inspections, correcting code violations, and requesting re-inspections for a certificate of occupancy or final inspection. Subcontractors remain responsible for permits, inspections and corrections for plumbing, mechanical and electrical work they perform.
- The homeowner may perform authorized work personally or with W-2 employees, or subcontract part of the work while self-performing a significant portion. Subcontracted work must be performed by licensed contractors who obtain their own permits and pass required inspections.
- A homeowner permit is invalid for a project managed, supervised or acted on as general contractor by a GB-2 or GB-98 contractor; that contractor must obtain the appropriate permits and assumes responsibility for the site work.
- Single-scope projects such as roofing or window installation are ineligible when subcontracted and not performed by the homeowner or valid W-2 employees.
- Plumbing requires sufficient knowledge as determined by the TBC or CBO; a written examination with a minimum passing score of 75% may be required, failed examinations may not be repeated sooner than 30 days, and permitted plumbing work must be performed by the permittee.
- Electrical work requires approved plans or drawings and a CID homeowner electrical exam with a minimum passing score of 75%; failed examinations may not be repeated sooner than 30 days, and permitted electrical work must be performed by the permittee.
- A homeowner permit may not be issued for HVAC, natural gas or LP gas installations. HVAC and natural-gas work requires a properly licensed contractor and AHJ permitting and inspection; LP-gas work requires a properly licensed contractor and permitting and inspection through the LP gas trade bureau.
- A homeowner-permit project may not be placed on the market for sale while under construction; doing so automatically voids the permit and may lead to unlicensed-contracting charges.
- No more than one homeowner permit for a single-family dwelling may be issued to the same property owner within any 12-month period.
- The cited rule section states an adoption/replacement date of March 10, 2022.
homeowner electrical exam minimum passing score: >= 75 percent (Required after plan approval for issuance of a homeowner electrical permit.) · homeowner plumbing exam minimum passing score: >= 75 percent (The TBC or CBO may require the written examination.) · failed homeowner exam retest interval: >= 30 days (Failed plumbing and electrical examinations may not be repeated sooner.) · homeowner permits per single-family dwelling and property owner: <= 1 per 12 months
“A homeowner permit allows homeowners to obtain permits for constructing or altering their primary residence without becoming a licensed contractor is strictly limited to construction and alteration of their primary residence. Any other use of a homeowner’s permit shall result in cancellation of the current homeowner permit and denial of any subsequent request for a homeowner permit. The homeowner licensing exemption requires conformity with CILA, its rules, standards and codes. This includes a homeowner acting as a general contractor for the project. The homeowner’s permit authorizes the homeowner to physically perform the work, alone or with legal employees, or act as a general contractor and subcontract portions of the work to licensed contractors. In order to qualify for the homeowner permit the major portion of the work to be performed, based on dollar amount, must be completed by the homeowner. A homeowner’s permit may only be issued to a property owner and only for the property owner’s primary residence occupied or intended to be occupied by the homeowner.”
14.5.2 NMAC — Permits ↗Re-checked Oct 4, 2026
3 more reviewed findings on this topic
- Available (with conditions) — A homeowner constructing or altering the homeowner’s primary residence.
  “A homeowner permit allows homeowners to obtain permits for constructing or altering their primary residence without becoming a licensed contractor is strictly limited to construction and alteration of their primary residence.”
  14.5.2 NMAC — Homeowner’s Permit ↗Re-checked Oct 3, 2026
- Available (with conditions) — A property owner constructing or altering the owner’s primary residence in Mora County.
  “A homeowner permit allows homeowners to obtain permits for constructing or altering their primary residence without becoming a licensed contractor is strictly limited to construction and alteration of their primary residence.”
  14.5.2 NMAC, Homeowner’s Permit ↗Re-checked Oct 2, 2026
- Available (with conditions) — A property owner constructing or altering the owner’s primary residence in Mora County.
  “The homeowner licensing exemption requires conformity with CILA, its rules, standards and codes. This includes a homeowner acting as a general contractor for the project.”
  14.5.2.18 NMAC — Homeowner’s Permit ↗Re-checked Oct 4, 2026
Building code adoptedAdopted (with conditions)
Commercial construction, alteration, relocation, enlargement, replacement, repair, equipment, use and occupancy, location, removal, and demolition of buildings or structures in New Mexico subject to the jurisdiction of the Construction Industries Division.
- The 2021 New Mexico Commercial Building Code applies on or after July 14, 2023.
- The rule does not apply when performed pursuant to a permit for which an application was received by CID before July 14, 2023.
- Detached one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three stories high with separate means of egress, and their accessory structures, must comply with the 2021 New Mexico Residential Building Code instead.
- Existing buildings not subject to the residential code undergoing a change of occupancy, repair, alteration, or addition must comply with either the commercial building code or the existing building code, as applicable.
- The rule adopts the 2021 International Building Code by reference, as amended by the rule.
effective date: 2023-07-14 (unless a later date is cited at the end of a section) · adopted reference code: 2021 International Building Code (as amended by 14.7.2 NMAC)
“14.7.2.5 EFFECTIVE DATE: July, 14, 2023, unless a later date is cited at the end of a section. [...] 14.7.2.8 ADOPTION OF THE 2021 INTERNATIONAL BUILDING CODE: A. This rule adopts by reference the 2021 International Building Code, as amended by this rule.”
Rules, Laws, and Building Codes ↗Re-checked Sep 11, 2026
5 more reviewed findings on this topic
- Adopted (with conditions) — New Mexico residential construction, including applicable construction in Mora County.
  “2021 New Mexico Residential Building Code NMAC 14.7.3”
  Rules, Laws, and Building Codes ↗Re-checked Oct 3, 2026
- Adopted — New Mexico construction work subject to the Construction Industries Division, including Mora County.
  “2021 New Mexico Commercial Building Code NMAC 14.7.2 2021 New Mexico Residential Building Code NMAC 14.7.3 2021 New Mexico Earthen Building Materials Construction Code (Phase III) NMAC 14.7.4”
  Rules, Laws, and Building Codes ↗Re-checked Oct 2, 2026
- Adopted (with conditions) — Construction subject to the New Mexico Construction Industries Division in Mora County.
  “2021 New Mexico Commercial Building Code NMAC 14.7.2 2021 New Mexico Residential Building Code NMAC 14.7.3 2021 New Mexico Earthen Building Materials Construction Code (Phase III) NMAC 14.7.4 2009 New Mexico Non-Load Bearing Baled Straw Construction Building Code (Phase III) NMAC 14.7.5 2021 New Mexico Existing Building Code NMAC 14.7.7”
  Rules, Laws, and Building Codes ↗Re-checked Oct 4, 2026
- Adopted (with conditions) — Detached one- and two-family dwellings, multiple single-family dwellings (townhouses) not more than three stories high with separate means of egress, and their accessory structures in New Mexico subject to the jurisdiction of the Construction Industries Division.
  “14.7.3.5 EFFECTIVE DATE: July 14, 2023, unless a later date is cited at the end of a section. From the date of publication of this rule in the New Mexico register, until December 14, 2023, permits may be issued under either the previously adopted rule, or this rule. After December 14, 2023, permits may be issued only under this rule. [...] A. This rule adopts by reference the 2021 International Residential Code, as amended by this rule.”
  Rules, Laws, and Building Codes ↗Re-checked Sep 11, 2026
- Adopted — Residential construction in New Mexico subject to the jurisdiction of the Construction Industries Division, including detached one- and two-family dwellings, qualifying townhouses, and their accessory structures.
  “This rule adopts by reference the 2021 International Residential Code, as amended by this rule.”
  14.7.3 NMAC — 2021 New Mexico Residential Building Code ↗Re-checked Oct 5, 2026
InspectionsRequired
State-administered residential and commercial construction requiring building permits.
- Residential inspections include foundation, concrete slab or under-floor, frame, weather-resistive barrier, and final inspection.
- Final electrical, plumbing, and mechanical inspections must occur before the final general construction inspection.
- The building official or Construction Inspector may require additional inspections to establish compliance with the New Mexico Building Code and other enforced laws.
- Inspection requests require the permit number, inspection type, requestor contact information, and confirmation that work is complete and the permit is affixed near the front exterior door.
“REQUIRED INSPECTIONS To request an inspection e-mail us at CID.lnspection@state.nm.us or call 505-222-9813 or 877-243-0979”
Building Permit Guide for Residential Construction ↗Re-checked Sep 12, 2026
2 more reviewed findings on this topic
- Required — Residential construction subject to New Mexico CID inspection requirements.
  “Final electrical, plumbing and mechanical Inspections must be conducted prior to final general construction inspection.”
  Building Permit Guide for Residential Construction ↗Re-checked Oct 3, 2026
- Required — Construction work for which a CID permit is issued in Mora County.
  “All work for which a permit is issued must be inspected. [...] Work must be visible to be inspected and shall not be covered or used before approval is given by the inspector.”
  14.5.3 NMAC — Inspections ↗Re-checked Oct 4, 2026
Certificate of occupancyLimited
Contracting work performed in New Mexico that is subject to Construction Industries Division jurisdiction; for occupancy of a building or portion of a building on which construction has been undertaken.
- The rule applies to CID-jurisdiction contracting work performed after March 10, 2022, unless performed under a permit whose CID application was received before that date.
- Occupancy requires either a certificate of occupancy or an approved final inspection, as applicable.
- A C/O cannot be issued until all required inspections have been performed and the appropriate inspectors have approved the work.
- For a residence constructed under a homeowner's permit, a C/O for new construction or an approved final inspection for a remodel must expressly state that the residence was constructed or remodeled pursuant to a homeowner permit.
- A temporary C/O may be issued for 30 days or more only with TBC or CBO approval, when the AHJ's analysis finds it appropriate and life, safety, or health will not be adversely affected; a written request, good cause, and an existing valid temporary C/O are required for an extension, which may not exceed 12 months.
- A C/O or approved final inspection is invalid until code violations discovered afterward are corrected and the C/O is re-issued or final inspection approved; it does not certify compliance with requirements of other regulatory agencies.
- The general construction TBC or issuing AHJ CBO may suspend or revoke a C/O or reverse an approved final inspection if it was issued in error or based on incorrect information, or if the work violates applicable New Mexico construction code, CILA, or its rules.
- Reinstatement requires appropriate CBO approval and payment of any fee assessed under 14.5.5 NMAC or local ordinance.
temporary C/O initial period: >= 30 days (Only if approved by the TBC or CBO and the AHJ finds it appropriate without adverse life, safety, or health effects.) · temporary C/O extension maximum: <= 12 months (Requires written extension request and good cause for a current, valid temporary C/O.)
“No building, or portion thereof, on which construction has been undertaken shall be occupied until the appropriate inspector has issued a C/O or an approved final inspection, as applicable.”
14.5.3 NMAC — Inspections ↗Re-checked Nov 4, 2026
2 more reviewed findings on this topic
- Required — Use or occupancy of a building or structure subject to the New Mexico residential building code.
  “No building or structure shall be used or occupied, and no change in the existing occupancy classification of a building or structure or portion thereof shall be made until the building official has issued a certification of occupancy as provided.”
  Building Permit Guide for Residential Construction ↗Re-checked Oct 3, 2026
- Required — Buildings constructed under work subject to the jurisdiction of the Construction Industries Division (CID); occupancy requires a certificate of occupancy (C/O) or approved final inspection.
  “no building, or portion thereof, on which construction has been undertaken shall be occupied until the appropriate inspector has issued a c/o or an approved final inspection, as applicable.”
  14.5.3 NMAC Inspections (State Records Center, effective 3/10/2022) ↗Re-checked Nov 6, 2026
Minimum dwelling sizeSpecified
Lofts used as sleeping or living space in a tiny house constructed in New Mexico or transported into New Mexico and subject to CID jurisdiction.
- The tiny-house rule defines a tiny house as a dwelling of 400 square feet or less excluding lofts and excluding recreational vehicles.
- The loft must be used as sleeping or living space.
- Portions of a sloping-ceiling loft measuring less than 3 feet from finished floor to finished ceiling do not count toward the minimum area; under a gable roof with a minimum 6:12 slope, portions measuring less than 16 inches do not count.
- A tiny house on a chassis with a permanent axle is a recreational vehicle while the axle remains in place; if axles are removed and the unit is placed on a foundation, it must comply with tiny-house code requirements for a permanent foundation.
minimum loft floor area: >= 35 square feet (For a loft used as sleeping or living space.) · minimum loft horizontal dimension: >= 5 feet (For a loft used as sleeping or living space.)
“Lofts shall have a floor area of not less than 35 square feet (3.25 m2).”
14.7.3 NMAC — 2021 New Mexico Residential Building Code ↗Re-checked Nov 4, 2026
Building heightSpecified
Detached one- and two-family dwellings, multiple single-family dwellings (townhouses) with separate means of egress, and their accessory structures subject to the New Mexico Construction Industries Division residential code.
- The cited residential code applies to construction performed in New Mexico on or after December 14, 2023.
- The construction must be subject to the jurisdiction of the Construction Industries Division.
- The code scope is limited to dwellings and townhouses not more than three stories high; construction outside the NMRBC scope may be subject to the New Mexico Commercial Building Code.
- The rule states an effective date of July 14, 2023, with permits issuable under either rule until December 14, 2023, and only under the new rule after December 14, 2023.
maximum stories within NMRBC scope: <= 3 stories (The provision describes the scope of the residential code and is not a general zoning-height limit for every land use.)
“dwellings and multiple single-family dwellings (townhouses) not more than three stories high with separate means of egress”
14.7.3 NMAC — 2021 New Mexico Residential Building Code ↗Re-checked Oct 5, 2026
Tiny homesAllowed (with conditions)
Tiny houses used as single dwelling units with complete independent living facilities and placed on a permanent foundation statewide in New Mexico.
- The unit must provide permanent provisions for living, sleeping, eating, cooking, and sanitation.
- The tiny house must comply with the New Mexico Residential Code and Appendix AQ.
- Tiny houses constructed in New Mexico or transported into New Mexico must be inspected for compliance with New Mexico Residential Code requirements.
- A tiny house on a chassis with a permanent axle is treated as a recreational vehicle and must meet recreational-vehicle codes and licensing requirements while the axle remains in place.
- If axles are removed and the unit is placed on supports or a foundation, it must comply with the code requirements for tiny houses on a permanent foundation.
- The rule applies to construction, use, and occupancy subject to the jurisdiction of the Construction Industries Division; construction not addressed in the residential code must comply with the New Mexico Commercial Building Code.
maximum floor area excluding lofts: <= 400 square feet (The definition excludes loft area and excludes recreational vehicles.) · minimum habitable-space and hallway ceiling height: >= 6 feet 8 inches (Loft ceiling heights may be lower.) · minimum bathroom, toilet-room, and kitchen ceiling height: >= 6 feet 4 inches (None stated in the cited passage.)
“This appendix shall be applicable to tiny houses used as single dwelling units providing complete independent living facilities for one or more persons”
14.7.3 NMAC — 2021 New Mexico Residential Building Code ↗Re-checked Sep 12, 2026
Manufactured homesAllowed (with conditions)
Installation and resulting residential use and occupancy of new or pre-owned manufactured homes statewide in New Mexico, subject to the Manufactured Housing Division's permitting and inspection rules.
- An installation permit or combined installation and permanent-foundation inspection permit must be obtained before installation.
- The permit must identify the licensees performing installation work and the consumer's name and address; a map is required when the address is a post-office box or rural route.
- An unlicensed homeowner working on the homeowner's own principal residential property must perform the work personally or use division-approved licensees, execute the required acknowledgment, and assume responsibility for applicable federal, state, local, code, and inspection requirements.
- Final inspection must certify that the manufactured home meets the minimum standards for use and occupancy under the act and regulations.
- Permits are valid for 180 days, subject to possible time extension for weather or re-manufacturing or permanent-foundation inspections.
- Each new or pre-owned manufactured home installed in New Mexico requires an installation permit.
- Failure to obtain a permit subjects the homeowner, dealer, or installer to a fine of double the permit fee.
- Local requirements, codes, and inspections still apply; the cited state rule does not establish local land-use placement or zoning permission.
installation permit validity: 180 days (A time extension may be granted for weather-related delay or inspections involving a home being re-manufactured or installed on a permanent foundation.) · permit for certain alteration, modification, or repair: 15 USD (Available upon written request and excludes warranty work performed under a previous permit and installation.) · fine for installation without permit: double the permit fee (Applies to the homeowner, dealer, or installer.)
“inspectors shall certify on the permit, or upon any inspection report, that the manufactured home meets the minimum standards for use and occupancy”
14.12.9 NMAC — Inspections ↗Re-checked Sep 12, 2026
Who permits septicState
On-site liquid waste systems and effluent receiving 5,000 gallons or less per day and not requiring a discharge plan or NPDES permit.
- 20.7.3 NMAC identifies the New Mexico Environmental Improvement Board as the issuing agency and defines the department as the New Mexico Environment Department.
- More stringent city or county requirements may also apply.
maximum regulated flow: <= 5000 gallons per day (Systems requiring a discharge plan under 20.6.2 NMAC or an NPDES permit are outside this part.)
“20.7.3.1 ISSUING AGENCY: New Mexico Environmental Improvement Board.”
20.7.3 NMAC — Liquid Waste Disposal and Treatment ↗Re-checked Sep 12, 2026
2 more reviewed findings on this topic
- State (with conditions) — Onsite wastewater and liquid-waste permitting in Mora County.
  “Submit to Local NMED Field Office for review”
  Apply for a Liquid Waste Permit ↗Re-checked Sep 26, 2026
- State (with conditions) — Onsite wastewater and liquid-waste permitting in Mora County.
  “Submit to Local NMED Field Office for review NMED will notify applicant of actions taken on the permit application. Actions may included granting the permit, granting with conditions, or denial.”
  Apply for a Permit ↗Re-checked Oct 4, 2026
Septic permitRequired
Installation or modification of a new or existing on-site liquid waste system, including residential or commercial units on lots for which such a system is required.
- A permit issued by the New Mexico Environment Department, including payment of the permit fee, is required before construction or modification.
- A permit is not required for graywater discharges or systems meeting 20.7.3.810 NMAC.
- A dwelling may not be constructed, modified, or transported onto a lot requiring an on-site liquid waste system unless the department has issued the permit beforehand.
- Other state, city, county, or federal approvals may also be required.
- The department generally acts within 10 working days after a completed conventional-system application, subject to the rule's extension for potentially more stringent requirements.
maximum regulated flow: <= 5000 gallons per day (20.7.3.2 NMAC scope limitation) · permit application completeness determination: 5 working days (Conventional systems) · conventional permit decision: 10 working days (After receipt of a completed application; review may extend to 20 working days when more stringent requirements may be necessary)
“No person shall install or have installed a new on-site liquid waste system or modify or have modified an existing on-site liquid waste system, unless that person obtains a permit issued by the department, including payment of the permit fee, prior to construction of such installation or modification.”
20.7.3.401 NMAC — Permitting; General Requirements ↗Re-checked Sep 12, 2026
3 more reviewed findings on this topic
- Required — Installation or modification of an onsite liquid-waste system in Mora County.
  “Submit to Local NMED Field Office for review”
  Apply for a Permit ↗Re-checked Oct 3, 2026
- Required — Liquid-waste systems in Mora County subject to the New Mexico onsite wastewater program.
  “Application – Print and fill out an Application for Liquid Waste Permit, Section 20.7.3.401 NMAC [...] Pay for Permit only after you are contacted by NMED to inform you that your permit was approved or approved with conditions.”
  Apply for a Permit ↗Re-checked Oct 4, 2026
- Required — Installation or modification of on-site liquid waste (septic) systems receiving 5,000 gallons or less per day, statewide
  “no person shall install or have installed a new on-site liquid waste system or modify or have modified an existing on-site liquid waste system, unless that person obtains a permit issued by the department, including payment of the permit fee, prior to construction of such installation or modification.”
  20.7.3 NMAC Liquid Waste Disposal and Treatment (NM State Records Center and Archives) ↗Re-checked Nov 6, 2026
Septic inspectionLimited
Property transfers involving property with an established on-site liquid waste system, subject to the applicable local exception for unincorporated Bernalillo County.
- Before transfer, the transferor must have the established on-site liquid waste system evaluated.
- The evaluation must be performed by an evaluator qualified under 20.7.3.904(B) using a department-approved form.
- Unpermitted systems must be registered under 20.7.3.401(J) or permitted under 20.7.3.401(K).
- Evaluators must submit copies of evaluation reports, whether completed or not, to the department within 15 days.
- A permit or variance application must be submitted within 15 days of the evaluation to correct deficiencies or permit violations identified by the evaluation.
- Advanced treatment systems and holding tanks have additional ownership-transfer, maintenance-contract, sampling, and permit-amendment requirements.
- An inspection or evaluation performed within the prior 180 days may support an extension request if the permitted system has not been used since that inspection or evaluation.
evaluation-report submission deadline: 15 days (Evaluators must submit copies of all reports, whether completed or not) · permit or variance application deadline after evaluation: 15 days (Applies when correcting deficiencies or permit violations identified by the evaluation) · possible evaluation extension lookback: 180 days (The system must not have been in use since the inspection or evaluation)
“Prior to the transfer of a property with an established on-site liquid waste system, the transferor of the property shall have the system evaluated. Liquid waste systems shall be evaluated by an evaluator qualified in accordance with Subsection B of 20.7.3.904 NMAC utilizing a department approved form.”
Property Transfer Evaluations ↗Re-checked Oct 5, 2026
3 more reviewed findings on this topic
- Limited — NMED review and possible pre-inspection of onsite wastewater sites in Mora County.
  “NMED may conduct a pre-inspection of the site by request or if required.”
  Apply for a Liquid Waste Permit ↗Re-checked Oct 2, 2026
- Required — Permitted onsite liquid-waste systems in Mora County.
  “Request Inspection by NMED 48 hours (2 business days) in advance (DO NOT COVER BEFORE INSPECTION)”
  Apply for a Permit ↗Re-checked Oct 3, 2026
- Required — Installation of liquid-waste systems in Mora County under an NMED permit.
  “Request Inspection by NMED 48 hours (2 business days) in advance (DO NOT COVER BEFORE INSPECTION) After Approved Inspection you will receive a copy of the Permit to Operate”
  Apply for a Permit ↗Re-checked Oct 4, 2026
Off-grid sanitationLimited
Privies, permitted on-site liquid waste systems, and qualifying private residential graywater discharges statewide.
- A privy may dispose of human excreta and toilet paper but not other liquid wastes.
- Untreated liquid waste must go to a permitted and approved enclosed system, permitted and approved treatment unit, or public sewer, except qualifying graywater.
- Graywater under 250 gallons per day may be used for household gardening, composting, or landscaping irrigation only if all listed conditions are met, including no runoff, no spraying, no watercourse discharge, floodway exclusion, five-foot groundwater separation, local ordinance compliance, 24-hour storage limit, and specified well setbacks.
- Graywater use for purposes other than irrigation or composting requires a department permit.
private residential graywater discharge: < 250 gallons per day (Qualifying graywater discharge under 20.7.3.810 NMAC) · graywater setback from private domestic well: >= 100 feet · graywater setback from public water supply well: >= 200 feet · graywater storage before discharge: <= 24 hours
“A privy may be used for the disposal of human excreta and toilet paper, but not for the disposal of other liquid wastes.”
20.7.3 NMAC — Liquid Waste Disposal and Treatment ↗Re-checked Sep 12, 2026
Well permitRequired
Drilling a water well in New Mexico, including domestic, livestock, and other uses addressed by the Office of the State Engineer.
- A permit to drill must be obtained from the Office of the State Engineer before drilling.
- If the groundwater source is unclear, an exploratory permit may first be obtained; if that well produces water, a permit to use the water may then be obtained.
- Domestic wells are allowed by state law unless prohibited by a local ordinance. Domestic use includes household purposes, noncommercial watering of domesticated animals, and irrigation of noncommercial lawn, garden, trees, or landscaping up to one acre.
- Well-drilling permits may also be obtained for drinking and sanitary water at governmental or commercial facilities and for livestock purposes.
- An applicant drilling on land not owned by the applicant must submit written authorization with the well-permit application.
- The permits described by the Office of the State Engineer automatically expire unless the well is completed within one year of issuance; after expiration, a new application and additional filing fee are required before drilling.
- For domestic well permits under 19.27.5 NMAC, drilling and the amount and uses of permitted water remain subject to additional or more restrictive limitations imposed by a court or lawful municipal or county ordinance.
domestic noncommercial irrigation limit: <= 1 acre (Applies to noncommercial lawn, garden, trees, or landscaping included in domestic use.) · permit completion deadline: <= 1 year from permit issuance (The permit automatically expires if the well is not completed within this period.)
“Before you have a well drilled, you must first obtain a permit to drill from the Office of the State Engineer.”
Drilling Your Water Well ↗Re-checked Nov 4, 2026
One more reviewed finding on this topic
- Required — Use of water (including from wells) in New Mexico; permits obtained through the local Office of the State Engineer water rights district office
  “anyone wanting to use water in new mexico must have a permit from the state engineer that can be obtained by contacting your local district office.”
  New Mexico Office of the State Engineer home page ↗Re-checked Nov 6, 2026
Mandatory utility hookupConditional
Plumbing, mechanical, and electrical connections for construction subject to CID inspection rules in Mora County.
- Plumbing connections to an energy or water source or sewer require AHJ or inspector approval.
- Mechanical connections to energy, fuel, or another power source require approval.
- Electrical connections to an energy source require approval.
- A public or private utility may connect water or gas if the AHJ has failed to approve or disapprove within seven working days after notice that the work is ready for inspection.
AHJ response period for water or gas connection exception: 7 working days (utility may connect after notice that work is ready for inspection)
“No person shall connect, or reconnect, any plumbing system to an energy or water source or to a sewer system until the AHJ or appropriate inspector has given approval to do so. [...] A public or private utility may make a connection from a supply of water or gas to an installation if, the appropriate AHJ has failed to approve or disapprove the work or installation to which the connection will be made within seven working days after receiving notification that the work is ready to inspect.”
14.5.3.15 NMAC — Connection Approval ↗Re-checked Oct 4, 2026
3 more reviewed findings on this topic
- Conditional — Connection of regulated plumbing, mechanical, or electrical systems to utilities in Mora County.
  “No person shall connect, or reconnect, any plumbing system to an energy or water source or to a sewer system until the AHJ or appropriate inspector has given approval to do so.”
  14.5.3 NMAC, Connection Approval ↗Re-checked Oct 2, 2026
- Conditional — Connection of utility, energy, fuel, or power service to a building or system regulated by New Mexico construction codes.
  “No person shall make connections from a utility, source of energy, fuel or power to any building or system that is regulated by the New Mexico construction codes until approved by the appropriate AHJ.”
  14.5.2 NMAC — Connection of Service Utilities ↗Re-checked Oct 3, 2026
- Conditional — Residential and commercial units using an on-site liquid waste system when a public sewer is available and connection is required by the local authority with jurisdiction.
  “All residential and commercial units utilizing an on-site liquid waste system shall connect to a public sewer upon availability and if required in accordance with the local authority that has jurisdiction.”
  20.7.3 NMAC — Liquid Waste Disposal and Treatment ↗Re-checked Sep 12, 2026
Agricultural exemptionConditional
Statewide agricultural exemption from the New Mexico Subdivision Act for the sale, lease, or other conveyance of a parcel of at least 35 acres.
- The parcel must be thirty-five acres or larger.
- The conveyance must occur within a twelve-month period covered by the statutory exception.
- The land must have been used primarily and continuously for agricultural purposes, in accordance with Section 7-36-20 NMSA 1978, for the preceding three years.
minimum parcel size: >= 35 acres · agricultural use duration: >= 3 years (land must have been used primarily and continuously for agricultural purposes in accordance with Section 7-36-20 NMSA 1978) · conveyance period: 12 months (within any twelve-month period)
“the sale, lease or other conveyance of any parcel that is thirty-five acres or larger in size within any twelve-month period; provided that the land has been used primarily and continuously for agricultural purposes, in accordance with Section 7-36-20 NMSA 1978, for the preceding three years;”
Senate Bill 176 — New Mexico Subdivision Act ↗Re-checked Sep 12, 2026
2 more reviewed findings on this topic
- Conditional — New Mexico contractor licensing requirements for earthmoving, excavating, and ditching activities used in preparation or production of agriculture or maintenance of livestock on a farm or ranch.
  “earthmoving, excavating and ditching activities applicable to the preparation and production of agriculture or maintenance of livestock on a farm or ranch are exempt from licensing requirements.”
  srca.nm.gov ↗Re-checked Oct 1, 2026
- Conditional — Agricultural land divisions and conveyances that would otherwise fall within the New Mexico Subdivision Act definition.
  “provided that the land has been used primarily and continuously for agricultural purposes, in accordance with Section 7-36-20 NMSA 1978”
  Senate Bill 176 — New Mexico Subdivision Act amendments ↗Re-checked Oct 5, 2026
Shed and accessory-building permit exemptionAvailable
One-story detached accessory structures for residential construction subject to Construction Industries Division jurisdiction.
- The exemption is limited to a one-story detached accessory structure with floor area not exceeding 120 square feet.
- The exemption concerns the building permit requirement; unless otherwise exempted, separate plumbing, electrical, and mechanical permits may still be required.
- The applicable 14.5.2 NMAC amendment to the permit-exception provision is effective July 14, 2023.
maximum floor area: <= 120 square feet (One-story detached accessory structures under the residential exception.)
“One-story detached accessory structures provided that the floor area does not exceed 120 square feet (18.58 m2).”
New Mexico Register, Volume XXXIV, Issue 11 — 14.5.2 NMAC permit exceptions ↗Re-checked Nov 4, 2026
Subdividing landRegulated (with conditions)
Subdivision regulation within New Mexico counties, administered through county subdivision regulations under the New Mexico Subdivision Act.
- The board of county commissioners of each county must regulate subdivisions within the county boundaries.
- County regulations must address the county's subdivision requirements; the cited provision lists requirements including preliminary and final plats, water requirements and availability, water conservation, liquid waste disposal, solid waste disposal, legal access, roads, utility easements, fees, recording conveyances, financial security, fencing where appropriate, and other health, safety, or general-welfare matters.
- Counties may adopt requirements more stringent than the New Mexico Subdivision Act only if the county has adopted a comprehensive plan, the plan identifies and explains the need for the more stringent requirements, and the more stringent regulations are specifically identified in the plan.
- The cited statute does not establish one statewide minimum lot size or uniform local subdivision standard.
county subdivision regulation: required · more stringent county requirements: allowed only subject to comprehensive-plan conditions
“The board of county commissioners of each county shall regulate subdivisions within the county's boundaries. In regulating subdivisions, the board of county commissioners of each county shall adopt regulations setting forth the county's requirements for:”
Senate Bill 410 — Section 47-6-9 NMSA 1978, Subdivision Regulation—County Authority ↗Re-checked Oct 1, 2026
One more reviewed finding on this topic
- Regulated (with conditions) — Division of land statewide in New Mexico into two or more parcels for sale, lease, other conveyance, or building development, subject to the New Mexico Subdivision Act and its statutory exceptions.
  “The board of county commissioners of each county shall regulate subdivisions within the county's boundaries.”
  Senate Bill 176 — New Mexico Subdivision Act ↗Re-checked Sep 12, 2026
Driveway accessRequired
Permanent or temporary direct vehicular access from property in close proximity to or adjoining a New Mexico state highway.
- An access permit must be issued by the New Mexico Department of Transportation before constructing or modifying covered access.
- Access permits are issued only when the application complies with 18.31.6 NMAC.
- The department or an approved issuing authority may impose terms and conditions.
- The rule concerns state highways under the jurisdiction of the state transportation commission; it does not establish a universal permit requirement for every non-state roadway.
- For additional traffic from expansion or redevelopment, the property owner must contact the department to determine whether a new application or access modification is required; no new application is required if the department determines modifications are unnecessary.
“no person shall construct or modify any permanent or temporary access [...] without an access permit issued by the New Mexico department of transportation.”
18.31.6 NMAC ↗Re-checked Sep 12, 2026
Building in a floodplainRequired
Construction or development within a FEMA Special Flood Hazard Area in a New Mexico community, and proposed construction or other development in communities where FEMA has not defined a Special Flood Hazard Area.
- Approval by the local community Floodplain Administrator is required before construction or development within any Special Flood Hazard Area.
- Where FEMA has not defined the Special Flood Hazard Area, the community must require permits for all proposed construction or other development, including manufactured homes, to determine whether the activity is in a flood-prone area.
- Approval is intended to ensure compliance with the National Flood Insurance Program and the community’s floodplain management ordinance.
- The source identifies 104 New Mexico communities participating in the National Flood Insurance Program; the administering official is the applicable local community Floodplain Administrator, not the state agency.
“Approval by the local community Floodplain Administrator is required before construction or development begins within any Special Flood Hazard Area.”
Flooding ↗Re-checked Sep 12, 2026
Permit feesPublished
New Mexico CID construction permitting fees applicable to Mora County.
- General building fees are based on construction type, square footage, materials, and construction costs.
- The state directs applicants to contact CID offices for the best fee determination.
- The cited fee schedule includes trade-specific fees and a $7.50 final certificate of approval fee.
final certificate of approval: 7.5 USD · electrical reinspection: 80 USD
“Permitting Fees are based upon type of construction, square footage, type of materials and construction costs.”
Construction Industries Forms and Applications Fees ↗Re-checked Oct 2, 2026
3 more reviewed findings on this topic
- Published (with conditions) — New Mexico CID building-permit fees applicable to work in Mora County.
  “Permitting Fees are based upon type of construction, square footage, type of materials and construction costs.”
  Construction Industries Division Fees ↗Re-checked Sep 26, 2026
- Published (with conditions) — CID construction permits in Mora County.
  “Permitting Fees are based upon type of construction, square footage, type of materials and construction costs. The best method of obtaining permitting fees is to contact any of CID’s three offices at:”
  Construction Industries Forms and Applications Fees ↗Re-checked Oct 4, 2026
- Variable (with conditions) — New Mexico Construction Industries Division permitting fees for covered construction work statewide.
  “Permitting Fees are based upon type of construction, square footage, type of materials and construction costs.”
  Construction Industries Forms and Applications Fees ↗Re-checked Sep 12, 2026
Permit processPublished (with conditions)
CID residential building permit process applicable in Mora County.
- The applicant submits an AHJ-approved application.
- The permit fee must be paid before CID processes or issues the permit.
- The permit is subject to plan review and required inspections.
“In order to obtain a permit, the applicant must complete and submit an application on an AHJ approved form for the type of permit sought.”
14.5.2 NMAC — Permits ↗Re-checked Oct 3, 2026
One more reviewed finding on this topic
- Published (with conditions) — Construction Industries Division permit applications in New Mexico.
  “Permits can also be completed using our online permitting portal.”
  Forms and Applications ↗Re-checked Sep 12, 2026
Campground & park staysLimited
A tiny house constructed on a chassis with a permanent axle in New Mexico.
- The unit is considered a recreational vehicle and must meet recreational-vehicle codes and be licensed as a recreational vehicle while the axle remains in place.
- This is a statewide construction and classification rule for chassis-mounted tiny houses; it does not establish a general statewide authorization for long-term RV occupancy on private land.
- Local planning and zoning approval may independently apply to a project.
permanent axle condition: The recreational-vehicle classification applies so long as the axle remains in place.
“Tiny houses constructed on a chassis with permanent axle shall be considered recreational vehicles and shall meet codes for and be licensed as recreational vehicles so long as the axle remains in place.”
14.7.3 NMAC — 2021 New Mexico Residential Building Code ↗Re-checked Nov 4, 2026
county zoning authorityGeneral
New Mexico counties adopting zoning for all or part of unincorporated territory outside municipal zoning jurisdiction.
- A county zoning ordinance may apply only to territory not within the zoning jurisdiction of a municipality.
- Municipalities may have concurrent extraterritorial zoning authority in specified areas, including areas near municipalities meeting statutory population thresholds and additional contiguous territory placed under municipal extraterritorial jurisdiction by county-municipal agreement.
- Concurrent extraterritorial authority is exercised under an extraterritorial zoning authority or joint powers agreement and may be exercised regardless of whether the county has enacted a comprehensive zoning ordinance.
- If no county zoning ordinance exists, qualified electors may petition for adoption; the petition must equal at least twenty-five percent of the votes cast for governor at the last preceding general election, and the board of county commissioners must adopt a county zoning ordinance within one year.
minimum petition threshold: >= 25 percent of votes cast for governor at the last preceding general election · county ordinance adoption deadline after qualifying petition: 1 year
“a county zoning authority may adopt a zoning ordinance applicable to all or any portion of the territory within the county that is not within the zoning jurisdiction of a municipality;”
nmlegis.gov ↗Re-checked Oct 5, 2026
One more reviewed finding on this topic
- General — New Mexico counties may adopt zoning ordinances for all or any portion of county territory that is not within a municipality's zoning jurisdiction.
  “A. a county zoning authority may adopt a zoning ordinance applicable to all or any portion of the territory within the county that is not within the zoning jurisdiction of a municipality;”
  nmlegis.gov ↗Re-checked Sep 21, 2026
county building authorityGeneral
New Mexico counties that establish and maintain a building department for permitting and inspections of general construction, mechanical-plumbing, and electrical work, including residential construction in unincorporated areas.
- CID retains statewide permitting and inspection authority unless a county, municipality, or political subdivision has a current building department providing permitting and inspections.
- To establish and maintain a building department, the county must establish a full-service building department covering general construction, mechanical-plumbing, and electrical trades; employ a full-time certified building official; and employ sufficient CID-certified inspectors for each trade.
- The county authority does not include liquefied petroleum work, over which CID has exclusive authority.
- CID conducts all inspections if the county lacks a certified building official.
- If the certified building official leaves, plan review, permitting, and inspections transfer to the state unless the county replaces the official within 60 days or a longer period approved by the division, or enters a memorandum of understanding with another county, municipality, or political subdivision.
replacement period for certified building official: 60 days (A longer period may be approved by the division.)
“In order to establish and maintain a building department allowing permitting and inspections the county, municipality or political subdivision must establish a full-service building department including general construction, mechanical-plumbing and electrical trades, must employ a full-time certified building official and employ sufficient CID certified inspectors to inspect for each trade.”
14.6.5 NMAC — Inspectors and Building Officials ↗Re-checked Oct 5, 2026
One more reviewed finding on this topic
- Limited — New Mexico counties that qualify as an authority having jurisdiction may administer permitting, inspection, and enforcement for residential construction in unincorporated areas and enforce applicable New Mexico construction codes.
  ““Authority having jurisdiction” “AHJ” means the state or a municipality, county or other political subdivision that has a full-service building department employing a full-time certified building official and has permitting, inspection and enforcement authority over the general construction, electrical and mechanical-plumbing trades within its jurisdiction.”
  14.5.1 NMAC, Construction Industries General Provisions ↗Re-checked Sep 21, 2026

Still unanswered

We looked and could not find an official answer yet. Silence is not permission — ask the county directly.

Zoning districts — Published zoning-district map or schedule for Mora County.
Minimum lot size — Minimum lot size in Mora County.
Setbacks — Land-use or building setbacks in Mora County.
Lot coverage — Lot-coverage limits in Mora County.
Living in an RV — Long-term or residential RV occupancy on private land in Mora County.

3 more unanswered

Camping on your land
Accessory dwellings
Short-term rentals

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Water rights & wells in Mora County

Whether a new home can legally get its own water here — the sub-state groundwater regime, from New Mexico’s water agency.

Actively managed

This basin is under active state management — new water use is scrutinized, though a domestic well is usually still allowed.

Household wellPermit required (issued by right)

Nearly all developed New Mexico lies inside an OSE 'declared' underground water basin, but a household 72-12-1.1 domestic well is a by-right permit the State Engineer issues even in closed/over-appropriated basins (metering can be required). The by-right amount is cut to 0.25 acre-ft/yr in a declared Domestic Well Management Area, and a few basin-specific orders cap it further (Gallup Order 197, Zuni Order 199) or stop issuing new domestic permits entirely (Hot Springs Order 198).

Limit: 1 acre-ft/yr by right (NMSA 72-12-1.1); 0.25 acre-ft/yr in a declared Domestic Well Management Area

NM OSE domestic well rules, 19.27.5 NMAC ↗

Canadian River Underground Water Basinpartial of county
OSE-declared Article-7 groundwater basin; new non-domestic (72-12-3) appropriations require an OSE permit showing unappropriated water. The 72-12-1.1 household domestic well remains by-right — no Domestic Well Management Area is declared in New Mexico. Canadian River drainage in NE NM (Order 161, 2005), administered under the Canadian River Compact.
NM OSE Article 7 (Declared Underground Water Basins) ↗

Prior-appropriation state (first in time, first in right). Groundwater rules change and basin boundaries follow the aquifer, not the county line — confirm current well and appropriation rules with the New Mexico state water agency before you buy or drill.Groundwater governance as of Jul 2026, cited to each administering agency.

Living off-grid in Mora County, New Mexico

Is Mora County a good place to live off-grid or homestead?

Mora County scores 52/100 on the Bolthole Index, a solid county profile. Its strengths: deep seclusion — about 641 people within 15 miles and manageable long-term carry cost. Watch-outs: elevated current hazard exposure and a weaker property-autonomy legal backdrop.

How much does land cost in Mora County, New Mexico?

Land in Mora County runs about $1,359 per acre, based on the latest county data.

What is the water situation in Mora County?

Mora County gets about 18.7" of rain a year, with severe drought in roughly 49.4% of years. On water rights, Mora County lies in the Canadian River Underground Water Basin — OSE-declared Article-7 groundwater basin; new non-domestic (72-12-3) appropriations require an OSE permit showing unappropriated water. The 72-12-1.1 household domestic well remains by-right — no Domestic Well Management Area is declared in New Mexico. Canadian River drainage in NE NM (Order 161, 2005), administered under the Canadian River Compact..

How remote is Mora County?

A typical private-land location has about 641 people within 15 miles and 306,004 within 100 miles. These radius catchments are the published fallback where road routing is unavailable.

Building permits, zoning and land rules in Mora County, New Mexico