Administrative overview · FIPS 22075
Plaquemines Parish County permit authority
The first compliance decision is jurisdictional: identify the office with statutory authority over your parcel, then use its filing and inspection sequence to keep the project moving.
Jurisdictional status
County
This county profile is the primary starting point for unincorporated-area permitting.
Responsible agency
Plaquemines Parish Government Permits, Planning & Zoning Department
For a project in or near Plaquemines Parish, this office is the identified point of contact for permit intake, statutory code enforcement, plan review coordination, and inspection release conditions. Confirm the parcel’s boundary and project type before relying on the county lane.
Direct contact
Belle Chasse (504) 934-6195; Port Sulphur (504) 934-3610
Call before mobilizing if the project has a boundary, occupancy, fire, septic, or utility question.
Permit counter
Belle Chasse Office, 333 F. Edward Hebert Blvd., Building 300, Belle Chasse, LA 70037; Port Sulphur Office, 28028 Hwy 23, Port Sulphur, LA 70083
Operating hours
Operating hours not verified
Review expectation
5-7 working days for permit processing when no additional reviews or approvals are needed; Certificate of Occupancy within 10 working days after final required documentation.
Compliance workbench
Choose the next project decision.
Apply online
Open the verified digital gateway, application form, and review timeline.
Open guide →Fees & penalties
Understand fee schedules, enforcement exposure, and stop-work liabilities.
Open guide →Codes & exemptions
Read the code framework, minor-work exemptions, and inspection lane.
Open guide →Agency website
Visit the primary public source for current notices and contact changes.
Open guide →Source trail
Official sources for this profile
Use these direct agency or licensing links to confirm current instructions before you file, pay, or schedule work. External pages control if their information differs from this directory.
Project questions
Frequently asked questions for Plaquemines Parish
Who handles permitting for this jurisdiction?
Plaquemines Parish Government Permits, Planning & Zoning Department is the identified county-level authority for this profile. Confirm that the property is in its service area before filing.
How should I begin an application?
Begin with the online permit gateway listed in the application guide. If the portal does not recognize the address or project type, contact Belle Chasse (504) 934-6195; Port Sulphur (504) 934-3610.
How long might review take?
5-7 working days for permit processing when no additional reviews or approvals are needed; Certificate of Occupancy within 10 working days after final required documentation.
How are inspections scheduled?
Apply and track permits through MGO Connect. The building procedures require benchmark, form-top, and final elevation documentation; the permit placard and reviewed plans must remain visible/on site. The building-permit process is generally 5-7 working days when no additional review is needed; Certificate of Occupancy is issued within 10 working days after final documentation is complete.
Which codes and exemptions should I review?
2021 International Residential Code and 2021 International Building Code, including high-wind-region design requirements effective January 1, 2023; Louisiana State Uniform Construction Code and FEMA/flood-elevation requirements also apply. N/A. The parish FAQ confirms owner-builder affidavits for a primary residence but does not publish a general minor/cosmetic building-work exemption list.