Building permits, zoning and land rules in Allegany County, Maryland

Yes, for projects covered by Allegany County's standard building-permit process. A standard permit now has two parts: the Building Permit covers code compliance, while the Land-Use Permit covers placement, grading and environmental concerns¹. New construction with a footprint larger than 100 square feet generally requires a permit, including prefabricated structures; all new dwellings and heavy-equipment grading are among the covered projects¹². Agricultural structures are exempt from the building-permit process regardless of footprint, but agricultural structures larger than 100 square feet still need a Land-Use Permit and must comply with the county building code⁹. The county calls its locally amended code the 2007 Building Code of Allegany County, which adopts the 2006 IBC and 2006 IRC by reference¹³. An owner may work on the owner's own residence or accessory structures, but that contractor-license exemption does not waive permits, inspections or code compliance⁹.

The Allegany County Building Permits Office handles applications, plan review and fees for unincorporated Allegany County; call 301-876-9547 or visit 701 Kelly Road in Cumberland¹⁴. The Department of Planning & Zoning handles zoning certifications, subdivisions and lot questions at the same address; call 301-876-9549¹⁴. A site plan is required for project review, and applicants arrange private third-party inspections before the building permit is issued¹³. The published dwelling fee is $150 plus $0.05 per square foot, with a $100 nonrefundable processing fee unless otherwise noted¹⁵. Inspection costs are separate and negotiated with the private inspection agency according to the work¹¹. Construction cannot advance beyond a required phase until the applicable inspection passes¹¹.

Yes. Allegany County administers zoning in unincorporated areas and the LaVale Zoning District; incorporated cities and towns use their own development offices². The county materials identify residential, commercial, industrial, general urban, agriculture, conservation and LaVale overlay districts, with uses controlled district by district¹⁶. Accessory dwelling units are prohibited in R-1, R-2, GU, A and C⁷. In B-1, B-2 and I, an accessory dwelling is permitted with conditions only when it is clearly smaller than the associated commercial or industrial use and both have the same owner¹⁷. Manufactured homes on individual lots are allowed in R-2, GU, A and C⁷, but are prohibited in the LaVale Overlay District⁷. Creating even one lot warrants the county subdivision process¹⁸.

The Allegany County Health Department's Environmental Health Division determines whether a parcel can support an on-site septic system where public sewer is unavailable⁴. Off-grid sanitation is therefore possible through an approved septic system, but approval depends on site selection, testing and the soil's ability to handle the property's sewage³. The listed septic installation permit costs $100, and a repair installation permit costs $50⁵. Only about 1.8% of county soils are rated without severe limitations for a conventional drain field, so test septic feasibility before fixing a house site¹⁹. A private well requires a $125 permit issued to a licensed driller, followed by water sampling for potability⁶. Before final approval of a permitted home, the Health Department must certify the well and septic system²⁰. Reach Environmental Health at (301) 759-5040⁶.

Maryland has adopted the 2021 International Residential Code and its Appendix AQ for tiny houses, so a tiny house built as a dwelling may use that code path in Allegany County¹⁰. The project still needs county zoning approval, building and land-use permits, inspections, a Certificate of Occupancy and an approved septic arrangement where public sewer is unavailable¹⁰. A county minimum dwelling floor area could not be confirmed, so ask the Department of Planning & Zoning to review the proposed unit and parcel before ordering it¹⁴. The general rule for occupying an individual RV or camping outside a campground also could not be confirmed; ask Planning & Zoning about the parcel, duration and utility setup before moving an RV onto the land¹⁴.

1. Ask Planning & Zoning to confirm the parcel's district, jurisdiction, setbacks and whether subdivision review applies^14,18.

1. Determine whether public utilities serve the parcel; county water and sewer service is limited to specified communities rather than offered countywide²¹.

1. If public sewer or water is unavailable, arrange the septic site review and well permits with Environmental Health before fixing the home location^4,6.

1. Submit the site plan and construction drawings for the Building Permit and Land-Use Permit, then arrange the required private inspections^1,13.

1. Obtain a county floodplain permit before work if the site lies in a mapped flood-hazard area²².

1. Pass each required inspection and obtain the Health Department's well and septic certification where applicable^11,20.

1. Obtain the Certificate of Occupancy before using or living in the permitted structure¹¹.

Start with septic feasibility: only about 1.8% of Allegany County soils are rated without severe limitations for a conventional drain field¹⁹. Terrain can compound the site-work question because about 38.3% of county land has a slope of 15% or less, while roughly 86.7% is wooded¹⁹. Confirm whether the parcel is in an incorporated municipality, unincorporated Allegany County or the LaVale Zoning District before relying on any use table^2,23. If the parcel fronts a State road, construction or modification of a residential driveway within the State right-of-way requires coordination and a permit from the applicable State Highway Administration district office²⁴. Also check the flood map because development in a mapped county flood-hazard area requires a county permit in addition to applicable State approvals²². For a price baseline, farmland averages about $6,375 per acre and the median annual property-tax bill is about $1,609¹⁹.