Deck Permit in Baton Rouge, LA (2026)

Everything you need to know about getting a deck permit in Baton Rouge: fees, requirements, exemptions, and direct links to the Baton Rouge Permits & Inspections.

Verified from official Baton Rouge sources — Last checked April 2026

Quick Facts for Baton Rouge

Permit Fees

$3 per $1,000 of construction value (min $100) up to $500,000. Over $500,000: $1,500 + $0.50 per $1,000.

Processing Time

Apply online at mgoconnect.org.

Apply Online

Yes — via MGO Connect Portal

Building Code

2021 IRC / 2021 IBC (Louisiana adoption, effective January 1, 2023)

Do You Need a Deck Permit in Baton Rouge?

Permit Exemption

Freestanding decks not more than 30 inches above grade are exempt per IRC R105.2.

If your deck does NOT meet all exemption criteria, you must obtain a permit before construction. Building without a required permit can result in fines, stop-work orders, and required demolition.

Baton Rouge-Specific Deck Rules

Work over $7,500 must be by licensed residential contractor
Homeowner-contractors need notarized exemption affidavit
Flood zone requirements may apply
Frost line depth: 0 inches (southern Louisiana)

How to Get a Deck Permit in Baton Rouge

1

Check if your deck needs a permit

Review the exemption criteria above. If your deck exceeds any threshold, a permit is required.

2

Prepare your plans

You'll need a site plan, deck dimensions, framing details, and footing specifications. Check Baton Rouge's specific documentation requirements.

3

Submit your application

Apply through MGO Connect Portal . Pay the permit fee at submission.

4

Build and schedule inspections

Once approved, post your permit visibly and schedule required inspections (typically footing, framing, and final).

Official Baton Rouge Resources

Transparency note: The following items could not be verified from official city sources and should be confirmed directly: Plan review processing time.

Estimate Your Deck Cost

Get an instant cost estimate for your deck project in Baton Rouge.

Deck Cost Calculator

Sources

Data verified April 2026. Fees, processing times, and requirements are subject to change. Always confirm current information with Baton Rouge's Baton Rouge Permits & Inspections.