Arizona Building Permit Fees: Construction Valuation vs Per-Square-Foot Pricing

Arizona has no statewide building permit fee, so each city and county writes its own. When you price a new-home permit across the Phoenix metro, the schedules split into two camps. Most jurisdictions charge by construction valuation, the estimated dollar value of the work. A few charge by square foot instead. Knowing which method your jurisdiction uses tells you what drives your permit bill, and it explains why the same floor plan can cost more to permit on one side of a city line than the other. This page lines the two methods up and works the same home through both.

The two methods, and who uses which

A valuation-based permit fee starts with a number: the estimated cost to build your home. The city sets that valuation, usually from the ICC Building Valuation Data (national cost-per-square-foot figures) or your signed contract, then reads the permit fee off a tiered table. The fee climbs in steps as the valuation rises. A per-square-foot permit fee skips valuation and multiplies a published rate by the square footage of your home, often splitting air-conditioned area from covered non-A/C area like garages and patios.

Here is how the jurisdictions Jematell Homes builds in line up:

So the valuation camp is the larger one. Scottsdale and Fountain Hills are the two clear per-square-foot exceptions among these jurisdictions.

Why the methods produce different bills

The two methods reward and penalize different things. A valuation fee tracks the value of your home, so high-end finishes, structural complexity, and a big contract price push the permit fee up even if the square footage is modest. A custom estate with a small footprint but a large budget pays a high valuation fee. A per-square-foot fee tracks area, so a large but plainly finished home pays more than a small luxury one, and a deep garage or covered patio adds to the bill at the covered-area rate. The same house is not priced the same way under the two systems.

There is a second, bigger distinction worth keeping straight. The permit fee (valuation or square foot) pays for plan review and inspections. It is not the same as an impact fee , the separate charge a city collects to pay for the water, sewer, roads, parks, and fire capacity new growth uses. Arizona authorizes those development fees under their own statute, A.R.S. 9-463.05:

A municipality may assess development fees to offset costs to the municipality associated with providing necessary public services to a development.

That statute runs on its own schedule, no matter how the city prices the building permit. So a full new-home budget has two layers. One is the permit fee, priced by valuation or square foot. The other is the impact or development fee, priced by meter size, per dwelling, or service area.

The same home, priced two ways

Take one custom home and run it through both methods: 3,000 square feet of air-conditioned living space, a 600 square foot garage, and a 400 square foot covered patio (1,000 square feet of covered non-A/C area), with a construction valuation of about $500,000.

Per square foot, in Scottsdale. The math is the $195 base, plus 3,000 times $0.94 ($2,820) for the A/C area, plus 1,000 times $0.54 ($540) for the covered area, plus the $379 Certificate of Occupancy and a $363 GIS fee. That is roughly $4,297 in building-permit charges, driven almost entirely by square footage.

By valuation, in Maricopa County. The same home, valued at $500,000, lands at the top of the county's Table 1-A bracket for a $3,233.75 permit fee, plus a 65 percent plan review of about $2,102, for roughly $5,336 before drainage and inspections, driven entirely by the $500,000 value.

Same house, two methods, two different totals, and the gap widens if you change the inputs. Add expensive finishes that raise the valuation to $800,000 and the county fee climbs while the Scottsdale square-foot fee does not move. Add a huge garage and the Scottsdale fee climbs while the valuation fee barely notices. That is the practical point: the method decides what raises your permit bill.

What this means for you

Find out which method your jurisdiction uses before you budget the permit, because it tells you what to watch. In a valuation city (Cave Creek, Casa Grande, Mesa, Maricopa County, Carefree, Apache Junction, Paradise Valley), build an honest cost estimate, because the city can use the ICC table value or verify your number, and the fee follows the value. In a per-square-foot city (Scottsdale, Fountain Hills), count your square footage carefully, split A/C from covered area, and remember that garages and covered patios add to the bill. In both, treat the impact or development fee as a separate, often larger line. We price the permit on the right method for the jurisdiction on day one, so the building-department line in your budget is real, not a guess.

This hub ties the per-city fee entries together. For the full numbers in your jurisdiction, see the per-city fee pages: Scottsdale , Phoenix , Mesa , Cave Creek , Fountain Hills , Casa Grande , Maricopa County , Carefree , Apache Junction , and Paradise Valley . For the separate development charge, see impact fees . For a plain-language overview, see how much a building permit costs in Arizona .

Source

The per-square-foot rates are from the City of Scottsdale FY2025-26 Single Family Residential permit fee schedule . The valuation brackets and 65 percent plan review are from the Maricopa County Summary of the Fee Schedule (Table 1-A) and the City of Casa Grande Fee Schedule . The development-fee statute is A.R.S. 9-463.05 . Each jurisdiction's full figures are confirmed in its per-city fee entry above.

This page compares methods for general planning. Every jurisdiction resets its fee schedule on its own cycle, so confirm the current permit fee and impact fee with the local building department before you rely on a number here for a budget.