Permit Required? Required
Typical Fee Range $150–$250 Mechanical permits for standard unit replacements start around $150.
Fee Method Flat rate
Apply Online Apply at City of Jacksonville Building Inspection Division →

What's Required in Jacksonville

  • Permit required for replacement or installation of furnaces or AC units.
  • NOC (Notice of Commencement) is NOT required for HVAC projects unless valuation exceeds $15,000.
  • Proper secondary drain pan and emergency shut-off required for attic installs.
  • The 2026 Florida code requires specific HVAC-interlock rules for large windows/openings.
  • Manual J and Manual S reports must be submitted with the application.
  • The contractor must be registered in the JAXEPICS system.

Do You Need a Permit to Replace an AC or Furnace in Jacksonville?

Yes. Jacksonville treats HVAC replacement as permit-required work, and that includes the common case people hope is exempt: a like-for-like swap of a furnace, AC condenser, or heat pump in the same location. Permit fees typically run $150–$250, and the permit is issued by the City of Jacksonville Building Inspection Division. In practice your HVAC contractor pulls it as part of the job — if a bid doesn't mention the permit, ask why, because unpermitted mechanical work surfaces at home sale time and in insurance claims.

HVAC Repairs vs. Replacement: Where the Permit Line Falls

The line falls at equipment, not maintenance. Repairs that keep an existing system running — a blower motor, capacitor, control board, or a thermostat swap on existing wiring — generally don't need a permit. Replacing the equipment itself, adding or reworking ductwork, or running new gas or electrical almost always does. Refrigerant-line and coil replacements sit in the gray zone and vary by city. When the scope is unclear, describe the exact job to the City of Jacksonville Building Inspection Division before work starts; it's a five-minute call.

How to Get a HVAC Permit in Jacksonville

1

Step 1: Select Licensed Contractor

Contractors must submit their profile and license to the Building Division.

2

Step 2: JAXEPICS Portal

Submit a 'Mechanical Residential' permit application online.

3

Step 3: Fee Payment

Pay the permit fee ($150+) online through JAXEPICS.

4

Step 4: Installation

Perform work per 8th/9th edition Florida Building Code.

5

Step 5: Final Inspection

Schedule a final mechanical inspection to verify safety switches and drainage.

Frequently Asked Questions

Yes, a mechanical permit is mandatory for any AC system replacement.
Typically between $150 and $250 for residential units.
Only if the project costs more than $15,000.
Adding or altering ductwork is mechanical work that typically requires a permit in Jacksonville. Confirm the scope with the City of Jacksonville Building Inspection Division before starting.