Building permits in Baton Rouge, Louisiana
Of the 10 common home projects we have verified in Baton Rouge, 4 need a permit outright and 6 depend on size or scope. Click any project for the full rule, fee, and how to apply.
By Mario Bailey Last checked · 2 official sources
Verified against official sources- Project types verified
- 10
- in Baton Rouge
City of Baton Rouge / Parish of East Baton Rouge, Department of Development, Permits and Inspections Division
- 300 N Tenth Street, Baton Rouge, LA 70802
- Phone: 225-389-3205
- Email: Inspections@brla.gov
- Official permit page
- Permit portal
- Official fee schedule
Look up a permit in Baton Rouge
Baton Rouge runs an online permit portal. Many local portals let you check application status, search permit records, and view inspection results without calling the office.
What needs a permit in Baton Rouge
Of the 10 common home projects we have verified in Baton Rouge, 4 need a permit outright and 6 depend on size or scope. Click any project for the full rule, fee, and how to apply.
| Project | Permit needed? | Threshold | Typical fee |
|---|---|---|---|
| Deck Permit | It depends | deck floor area; the exemption also requires the deck to be less than 30 inches off the ground and located in a buildable area of the lot | A deck attached to a house falls under "Residential Addition $0.80/ square foot +125... |
| Electrical Permit | It depends | Before adding, replacing or extending any electrical circuit, and before replacing a... | ...page: "Residential Mechanical, Electrical or Plumbing, Gas Trade Permits $125.00"... |
| Fence Permit | Permit required | Any size | Permit & Inspection Fees page: "Residential Fence $250.00", plus "Technology Fee $25.00"... |
| HVAC Permit | It depends | Before replacing a condenser, air handler, furnace or ductwork, or installing any new... | ...page: "Residential Mechanical, Electrical or Plumbing, Gas Trade Permits $125.00"... |
| Patio Permit | Permit required | Any size | A patio cover falls under "Residential Accessory $0.80/ square foot +125 ( EMP's not... |
| Plumbing Permit | It depends | Before replacing any water line, vent, drain or sewer line, any plumbing valve or shut... | ...page: "Residential Mechanical, Electrical or Plumbing, Gas Trade Permits $125.00"... |
| Pool Permit | It depends | prefabricated above ground pools that also hold less than 5,000 gallons | Permit & Inspection Fees page: "Residential Swimming Pool Permit $500.00", plus... |
| Roof Replacement Permit | Permit required | Any size | A reroof falls under "Residential Remodel $0.80/ square foot +$125 ($250 minimum, EMP's... |
| Shed Permit | It depends | floor area of a detached accessory structure | Permit & Inspection Fees page: "Residential Accessory $0.80/ square foot +125 ( EMP's... |
| Solar Permit | Permit required | Any size | Permit & Inspection Fees page: "Residential Solar $375.00", plus "Technology Fee $25.00"... |
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Baton Rouge permit fees compared with nearby Louisiana localities
| Louisiana locality | Deck Permit | HVAC Permit | Electrical Permit |
|---|---|---|---|
| Baton Rouge | ...to a house falls under "Residential Addition $0.80/... | ...Electrical or Plumbing, Gas Trade Permits $125.00"... | ...Electrical or Plumbing, Gas Trade Permits $125.00"... |
| New Orleans | Building permit fee is $60 plus $5 per $1,000 of work to... | See schedule | $40 application fee plus $3 per new circuit plus $0.30 per... |
Each cell is the opening clause of that Louisiana jurisdiction's own fee schedule; the full wording and source sit on each permit page.
Baton Rouge permit questions, answered from the data
- Do you need a permit in Baton Rouge?
- For most projects, yes. Of the 10 permit types we have verified for Baton Rouge, 4 always require a permit (for example a fence permit), 6 depend on size or scope (a deck permit, for instance). Each Baton Rouge permit type's page states the exact rule and its source.
- How much does a permit cost in Baton Rouge?
- Baton Rouge publishes a fee for 10 of the 10 permit types we cover, each quoted on its page from the jurisdiction's own schedule (linked on every page that carries one). Fees are set by City of Baton Rouge / Parish of East Baton Rouge, Department of Development, Permits and Inspections Division; we do not estimate or mark them up.
- Where do you apply for a permit in Baton Rouge?
- City of Baton Rouge / Parish of East Baton Rouge, Department of Development, Permits and Inspections Division issues permits in Baton Rouge, with an online portal for applications, plan uploads and status checks, and takes questions at 225-389-3205. The Baton Rouge official page and portal are linked in the office section above.
How the Baton Rouge pages were verified. 10 permit types, 4 distinct official sources, most recently checked . Every rule is read from City of Baton Rouge / Parish of East Baton Rouge, Department of Development, Permits and Inspections Division or the applicable code and cited on its page; anything we could not confirm for Baton Rouge is marked rather than estimated. How we verify.