Permit Required

Do you need a permit to replace a furnace in Austin, TX?

Replacing a furnace is mechanical change-out work and requires a mechanical permit, available as a standalone permit.

✓ Verified from official source

Permit rules vary by property and change over time. This is an informational guide, not legal advice — always confirm with City of Austin Development Services Department (DSD) before starting work.

How to get the permit in Austin

Building department
Apply online
Phone
512-978-4000
Code in force
2024 IRC with City of Austin amendments (eff. July 10, 2025); NEC 2023, UMC/UPC 2024

Need a permit pulled? Find a licensed HVAC contractor in Austin

Licensed HVAC contractors near you can handle the permit and the work — compare pros on our directory.

Find a HVAC contractor in Austin, TX

See Replacing a Furnace permit rules for other cities →