Iberville Parish, Louisiana requires permits before construction or renovation and for specified electrical, plumbing, gas, reroofing, demolition, and building-move work1. The parish also administers zoning compliance in unincorporated areas, while municipal requirements can differ2. Apply online through the Permits & Inspections Department, and take onsite wastewater plans to the Louisiana Department of Health through the Iberville Parish Health Unit34.
At a glance
- Building permit
- Required before construction, renovation and several related kinds of work1
- Permit applications
- Online only through the MGO Connect Customer Portal3
- Zoning
- Yes for unincorporated areas; local rules vary across incorporated jurisdictions25
- Septic permit
- Required from the state health officer; start with the Iberville Parish Health Unit64
- Owner-builder
- A conditional contractor-license exemption applies to a personal residence; permits and codes still apply7
- RV living
- Long-term private-land occupancy rules were not confirmed; ask Permits & Inspections3
- Tiny homes
- Parcel zoning and occupancy rules must be confirmed with Permits & Inspections23
- Private well
- A licensed driller and state registration are required for a new water well8
Who to call
Building permits
Iberville Parish Permits & Inspections Department
Building, plumbing, electrical, mechanical, demolition, solar-panel and mobile-home permits, plus flood-zone management
58030 Meriam Street, Plaquemine, LA 70764
Septic permits
Local Environmental Health contact for Louisiana's onsite wastewater program
24705 Plaza Drive, Plaquemine, LA 70764
Zoning
Iberville Parish Planning Commission
Land-use policy, regulation interpretation and review of development and land-use proposals
58050 Meriam Street, Plaquemine, LA 70764
Contact details are copied from each office’s official page and were checked against it on September 27, 2026.
Do you need a building permit in Iberville Parish, Louisiana?
Yes. Iberville Parish requires a permit before construction or renovation, electrical wiring, plumbing or gas piping, moving a manufactured, modular or portable building, reroofing, or demolition1. The parish enforces adopted building codes for construction throughout its boundaries, although an incorporated municipality may add or administer its own requirements9. Louisiana code enforcement includes plan review, inspections, and permit issuance, denial or revocation10. A building-code enforcement officer or certified third-party provider must conduct required commercial and residential inspections, and the inspector must be on site except for a roofing inspection11. Contact the municipality as well as the parish before work if the parcel lies inside municipal limits1.
Who issues Iberville Parish building permits, and how do you apply?
The Iberville Parish Permits & Inspections Department issues new-construction, plumbing, electrical, mechanical, demolition, solar-panel and mobile-home permits and administers flood-zone management3. The department accepts permit applications only online through the MGO Connect Customer Portal3. For application or fee questions, call the department at (225) 687-51503. The parish's reviewed material confirms that the department oversees building permits and codes parishwide and land-use planning for unincorporated areas, Plaquemine and White Castle12. A complete local sequence for application review, fees, inspections and issuance was not confirmed, so ask the department which plans, trade permits and inspection stages apply to the proposed project123.
Does Iberville Parish have zoning?
Unincorporated Iberville Parish has a zoning ordinance, and the parish administers land-use planning and zoning compliance there2. The parish's jurisdiction also covers Plaquemine and White Castle according to its official planning material, while other incorporated jurisdictions may administer different rules2. The Iberville Parish Planning Commission interprets land-use regulations and reviews development proposals for consistency with parish ordinances and the Master Plan13. Parish materials also confirm a subdivision ordinance and a floodplain ordinance for unincorporated areas14. The zoning-district schedule, numeric setbacks, minimum dwelling size, lot coverage, building height and general minimum lot size were not confirmed, so obtain the parcel's district and dimensional standards from the Planning Commission before designing a site plan132.
How do septic permits work in Iberville Parish?
Louisiana requires a state-health-officer permit before anyone installs, alters or operates an individual sewerage system, and the permit includes approval of plans and specifications6. Start locally with the Iberville Parish Health Unit, which lists Environmental Health among its services154. A conventional septic system may be used only where a community sewer is unavailable and the sanitary-code requirements are met16. Final approval requires verification through an onsite inspection by a state-health representative, an installer certification, or both17. No Iberville Parish soil area is rated free of severe limitations for a conventional drain field, so make the site evaluation an early contingency rather than assuming a standard field will work18.
Can you live in an RV or tiny home on land in Iberville Parish?
Iberville Parish's long-term private-land RV occupancy rule and tiny-home occupancy rule could not be confirmed. Because unincorporated Iberville Parish has zoning and the Planning Commission reviews land-use proposals, ask Permits & Inspections and the Planning Commission about the parcel's district, proposed occupancy and utility setup before buying or moving a unit onsite2313. Moving a manufactured, modular or portable building requires a parish permit, but that permit trigger does not by itself answer where the unit may be occupied1. Louisiana's rule limiting overnight camping on undesignated public property does not establish a private-land RV rule19. Any occupied setup using an individual sewerage system still needs state health approval before installation or operation6.
How do you build a home in Iberville Parish, step by step?
- Confirm whether the parcel is unincorporated or inside a municipality, then ask the Planning Commission for the applicable zoning district and site standards213.
- Ask the Iberville Parish Health Unit whether community sewer is available and begin the onsite wastewater review if it is not1516.
- Submit the construction and required trade-permit applications online through MGO Connect3.
- If acting as the builder of a personal residence, file the state owner-builder exemption affidavit while still following permit, health and life-safety requirements7.
- Schedule the required building inspections through the permitting authority or its certified third-party provider20.
- If the driveway enters a Louisiana state highway, obtain a signed and numbered access-connection permit before construction21.
- Ask the local building official what final approval is required before occupancy because a parish-specific certificate-of-occupancy rule was not confirmed3.
What should you check before buying land in Iberville Parish?
Put septic feasibility near the top of due diligence because none of Iberville Parish's mapped soils are rated free of severe limits for a conventional drain field18. Iberville Parish averages about 62.7 inches of precipitation annually, and all mapped land is at a slope of 15% or less, so drainage and flood exposure deserve as much attention as grade2223. Ask Permits & Inspections whether floodplain review affects the site because the department enforces flood-zone management and the parish has a floodplain ordinance314. Confirm legal road access; a driveway entering a state highway needs a state access permit before construction21. Typical countywide figures are a 0.3% effective property-tax rate and a $581 median annual tax bill, while parcel-specific assessments will vary2425.
Watch-outs
- Iberville Parish permit applications are online only, so create the portal account before your planned start date and ask the department what supporting documents your project needs3.
- Unincorporated Iberville Parish has zoning, but the available material does not supply parcel-level district standards; confirm setbacks, size limits and allowed uses with the Planning Commission213.
- Conventional septic feasibility is a serious parcel risk because none of the parish's soils are rated free of severe drain-field limitations18.
Sources
- Iberville Parish Hazard Mitigation Plan Update, quoted and re-checked
- Iberville Parish Hazard Mitigation Plan Update, quoted and re-checked
- Iberville Parish Permits & Inspections Department (ibervilleparish.com)
- LDH Iberville Parish Health Unit (2026 county census)
- Iberville Parish Hazard Mitigation Plan Update, quoted and re-checked
- Louisiana Administrative Code Title 51, Part XIII, Public Health—Sanitary Code (Louisiana statewide rule), quoted and re-checked
- Louisiana Revised Statutes § 37:2157 — Exemptions (Louisiana statewide rule), quoted and re-checked
- Louisiana Administrative Code, Title 43, Part VI, §701 (Louisiana statewide rule), quoted and re-checked
- Iberville Parish Hazard Mitigation Plan Update, quoted and re-checked
- RS 40:1730.23 — Enforcement of building codes by municipalities, parishes, and the fire marshal (Louisiana statewide rule), quoted and re-checked
- Louisiana Revised Statutes § 40:1730.23, quoted and re-checked
- Iberville Parish Hazard Mitigation Plan Update, quoted and re-checked
- Iberville Parish Planning Commission (ibervilleparish.com)
- Iberville Parish Hazard Mitigation Plan Update — Unincorporated Areas Capability Assessment, quoted and re-checked
- Iberville Parish Health Unit (ldh.la.gov)
- Louisiana Administrative Code Title 51, Part XIII, Public Health—Sanitary Code (Louisiana statewide rule), quoted and re-checked
- Louisiana Administrative Code Title 51, Part XIII, Public Health—Sanitary Code (Louisiana statewide rule), quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- RS 14:107.6. Unauthorized camping on public property (Louisiana statewide rule), quoted and re-checked
- R.S. 40:1730.23 — Enforcement of building codes by municipalities, parishes, and the fire marshal (Louisiana statewide rule), quoted and re-checked
- LaDOTD Access Connections Policy (Louisiana statewide rule), quoted and re-checked
- Annual precipitation: Bolthole Index county data
- Share of land at 15% slope or less: Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
Written September 27, 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.