Do you need a permit to replace a roof in Austin? Usually not, with one large exception

For most Austin houses a shingle-for-shingle reroof is exempt from a building permit, and so is decking up to four sheets. The exception is the Wildland-Urban Interface: inside the zones, replacing half or more of the roof needs a permit and a Class A assembly. The suburbs write their own rules. And nowhere in Texas is there a roofing license to check, which changes how you vet a roofer.

Roof inspector at the top of a ladder photographing a shingle roof with a phone, clipboard in hand, a suburban Central Texas street behind

Austin's work-exempt list

The City of Austin publishes a list of residential work that does not require a building permit. Three items on it concern roofs. Item 12: asphalt shingles that replace existing asphalt shingles. Item 13: replacement of any roof covering that does not adversely affect the roof structure. Item 19: roof decking that does not exceed 128 square feet. Items 12 and 13 each carry the same condition: the exemption does not apply where the property is in the Wildland-Urban Interface area and 50 percent or more of the roofing is being replaced.

Job in Austin	Outside the WUI zones	Inside a WUI zone
Repair: boots, flashing, a few courses, a valley	No permit	No permit, under 50 percent of the roof
Decking replaced, up to 128 square feet	No permit	No permit
Decking replaced, more than 128 square feet	Permit	Permit
Shingles replaced with shingles, whole roof	No permit	Permit, Class A assembly
Shingles replaced with metal, same structure	No permit	Permit, Class A assembly
Half or more of the roof replaced after a storm	No permit	Permit, and the whole roof under 507.1
Structural change: new framing, raised pitch, added dormer	Permit	Permit
Flat roof re-covered, structure unchanged	No permit	Permit if 50 percent or more

What a permit involves inside the zones

The contractor applies to the City's Development Services Department, documents the Class A roof assembly by its listing, and schedules the inspection once the roof is on. Fees run roughly $250 to $600 and appear as their own line on the sheet. The process adds a few days at the front of the job and an inspection at the end; it does not change the roof much, because a listed shingle assembly or standing seam already qualifies. The WUI guide has the zones and the code sections.

The suburbs

None of this applies outside Austin's limits. Round Rock, Cedar Park, Pflugerville, Leander, Lakeway, Bee Cave, West Lake Hills, Dripping Springs and Buda each have a building department and each sets its own reroof requirements, some requiring a permit for every replacement, some exempting like-for-like work, and several requiring a licensed-contractor registration with the city. Properties in the unincorporated county fall to Travis, Williamson or Hays County. The roofer confirms the current rule for your address with the right office before the job is scheduled, and the sheet shows whatever that office charges. This page deliberately does not list each city's rule, because they change and a stale page is worse than none.

There is no roofing license in Texas

The state does not license roofers. The Texas Department of Licensing and Regulation licenses electricians, plumbers and air-conditioning contractors, not roofing, and the industry's own certification program is voluntary. So a roofer who shows you a license number is showing you something other than a Texas roofing license, and a roofer who says licensed and insured can only truthfully mean insured. What you can and should check: a current certificate of general liability insurance and workers' compensation coverage, issued by the insurer and naming the contractor, which the crews here send before the inspection; a physical local address; and references for jobs like yours. Where a city requires contractor registration for permit work, that registration is a real document and the roofer should have it.

Why not skip a permit that is required

Three reasons. An unpermitted replacement inside the WUI zones is a code violation the City can require to be corrected, and a Class A assembly that was never documented is hard to prove later. A buyer's inspector or title search can flag unpermitted work at sale. And after a fire or a storm, an insurer handling a claim may ask when the roof was replaced and under what permit.

Questions on this

Who pulls the permit when one is needed?

The contractor doing the work, as part of the job, with the fee shown on the sheet. A homeowner may pull an owner-builder permit on a primary residence, but then takes on the contractor's responsibilities, and few want to.

How long does an Austin WUI permit take?

Typically a few days to two weeks for a straightforward reroof, with the inspection scheduled after the roof is on. The roofer builds it into the schedule.

Does a repair ever need a permit?

Only when it exceeds 128 square feet of decking, changes the structure, or reaches half the roof inside a WUI zone. Boots, flashing, valleys and a few courses never do.

Is a roofer with a license number lying?

Not necessarily; it may be a city contractor registration, an electrical or HVAC license held by the same company, or a voluntary industry certification. It is not a Texas roofing license, because none exists. Ask what the number is and check the insurance certificate instead.

What does the inspector look for on a WUI reroof?

That the roof assembly matches the Class A listing on the permit, that valleys are metal-flashed over approved underlayment, that vents meet the zone's requirements, and that the work matches the application.