What's Required in Tucson
- Get a Swimming Pool permit for every in-ground pool, spa or hot tub, and for above-ground pools deeper than 18 inches or over 5,000 gallons.
- Submit plans for review; plan review is billed at $100 an hour with a one-hour minimum for pools.
- Enclose the pool with a barrier at least five feet high with self-closing, self-latching, outward-opening gates.
- Keep the barrier at least 20 inches from the water's edge with no openings a 4-inch sphere can pass.
- Install an evaporation-limiting cover before final inspection.
- Pull trade permit items for heaters, gas piping and other equipment.
- Discharge backwash and draining water per Pima County Regional Wastewater Reclamation guidance.
- Use a licensed contractor unless you file the Owner/Builder Affidavit for a home you occupy.
Do you need a permit for a pool in Tucson?
For any in-ground pool, yes. The City of Tucson requires a Swimming Pool permit to build any in-ground pool, spa, hot tub or pond designed to hold standing water. An above-ground pool, spa or large prefabricated pond needs one if it holds more than 5,000 gallons or is deeper than 18 inches. Tucson's amendment to the 2024 building code lowered the model code's 24-inch figure to 18 inches. A shallow, small inflatable or kiddie pool stays exempt. Planning and Development Services (PDSD) reviews pools in its Fast Lane, which has a 15-day review target. Pools in unincorporated Pima County are permitted by the county, not the city.
| What you are doing | City filing | Rule |
|---|---|---|
| In-ground pool at a house | Swimming Pool permit | $730.28 + plan review (1 hour minimum) |
| Above-ground pool deeper than 18 inches or over 5,000 gallons | Swimming Pool permit | Same private pool fee |
| Small, shallow above-ground pool | No permit | 18 inches or less and 5,000 gallons or less |
| Spa or hot tub | Swimming Pool permit | $337.05 + plan review (half hour minimum) |
| Pool heater, gas line, lighting | Trade permit items | $150 first item + $50 each additional |
| Pool valued over $100,000 | Swimming Pool permit | $3,909.78 + plan review |
| Filling in or removing a pool | Swimming Pool Demolition permit | Site plan of buried structure; drainage fix |
How much does a Tucson pool permit cost?
Unlike most building work in Tucson, a private residential pool is a flat fee in the schedule that took effect July 1, 2026: $730.28 plus plan review at the standard hourly rate of $100, one hour minimum. Equipment and add-ons such as pool heaters, barbecues and fire pits pay separate trade permit fees. Every application also pays the digital filing fee of 1% of the total, minimum $18.54.
- Typical pool, one hour of review: $730.28 + $100 + $18.54 = about $849.
- Pool with a heater, two hours of review: $730.28 + $200 + $150 trade permit + $18.54 = about $1,099.
- Stand-alone spa: $337.05 + $50 + $18.54 = about $406.
Pool barrier and cover rules
Arizona law (A.R.S. 36-1681) requires a barrier around any pool that holds water 18 inches or more deep and is wider than eight feet. Tucson's adopted pool code uses the same scope language. The barrier must be at least five feet high, measured on the outside. A 4-inch sphere must not pass through it, and it must stand at least 20 inches from the water. Gates must be self-closing and self-latching, open outward, and have the latch at least 54 inches up. Where the house forms part of the enclosure, the law allows instead a four-foot barrier between house and pool, a key-operated motorized safety cover, or self-latching doors with high window latches.
Tucson adds one local rule: every new or remodeled outdoor pool, spa and hot tub must have a cover to limit evaporation before final inspection. Draining and backwash water follow Pima County Regional Wastewater Reclamation guidance. Backwash may go onto your own yard only if it soaks in within 24 hours and does not reach a neighbor, street or alley.
Who can build it: a licensed contractor, or you as an owner-builder on a home you occupy, with the Owner/Builder Affidavit. Rental properties need a licensed contractor.
How to Get a Pool Permit in Tucson
Step 1: Confirm jurisdiction and the pool type
Check the parcel is inside City of Tucson limits, and whether an above-ground pool crosses the 18-inch or 5,000-gallon line.
Step 2: Prepare plans
Show the pool, equipment, barrier and gates on a site plan with the structural and equipment details.
Step 3: Apply in TDC Online
File the Swimming Pool permit with trade items for heaters or gas lines. Pools are in the 15-day Fast Lane.
Step 4: Pay and build
Pay the $730.28 pool fee, plan review time and the filing fee, then build to the approved plans.
Step 5: Barrier, cover and final
The barrier and gates must be in place and the evaporation cover provided before final inspection approval.