Trade Permits — Electrical, Plumbing, Mechanical/Gas: Nashville restaurant guide

Metro Codes & Building Safety

What it is

Separate permits for electrical, plumbing (including grease interceptor and fixtures) and mechanical/gas work (including hood exhaust and gas appliances).

When a restaurant needs it

After the building permit is issued, whenever electrical, plumbing, HVAC/exhaust or gas work is done.

How to apply

Each licensed trade contractor applies and pays in ePermits once the building permit has been approved.

Documents you’ll need

Building permit number
Trade contractor license
Scope / fixture or equipment counts

Fee

Electrical minimum $75; Plumbing minimum $75; Gas/Mechanical minimum $75; reinspection $50 each

Processing time

Usually issued quickly once the building permit is approved

Renewal

None

Who files

Filed by the licensed electrician, plumber or mechanical/gas contractor.

Good to know

Trade permits are pulled after building permit approval. Rough and final inspections are scheduled in ePermits.

Official source

Metro Codes — Permitting process (PDF) · Metro Codes fee schedule (PDF)

Get your personalized Nashville permit plan

Answer a few questions about your space and get every permit in order, with a timeline, a cost range, walkthroughs, and every application filled in for you to sign with Open.

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Last reviewed 2026-10-06. Guidance only, not legal advice.