Permit Required? Required
Typical Fee Range $150–$250 Standard residential mechanical permit fee is $75 per unit plus application/tech fees.
Fee Method Flat rate
Apply Online Apply at City of Atlanta Department of City Planning, Office of Buildings →

What's Required in Atlanta

  • Permit required for replacement or installation of HVAC furnaces or AC units
  • Contractors must hold a valid State of Georgia Mechanical license
  • Proper secondary drain pan and emergency shut-off required for attic installs
  • Manual J load calculations required for new system sizing to ensure proper capacity
  • Duct sealing and insulation must meet current energy code requirements
  • Final mechanical inspection mandatory upon unit installation

How to Get a HVAC Permit in Atlanta

1

Step 1: Select Licensed Contractor

Verify your HVAC technician is licensed by the GBCLB and registered with Atlanta.

2

Step 2: Portal Application

Submit a 'Mechanical Permit' application through the online Accela portal.

3

Step 3: Detail Equipment

Enter the model number, BTU rating, and location of the new unit.

4

Step 4: Fee Payment

Pay the flat-rate fee (minimum $175 including tech fee) online.

5

Step 5: 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.
Standard fees start at a minimum of $175.
Yes, if it is your primary residence, but it is highly recommended to use a licensed professional.