What's Required in Tucson
- No permit is needed for tile, paint, flooring, cabinets or countertops that do not affect plumbing or electrical.
- No permit is needed to replace a toilet in the same location.
- Get a trade permit to install or replace a sink, shower or tub when new water, drain or vent piping is connected.
- Get a trade permit plus Pima County Wastewater review to put a toilet in a new location.
- Get a permit for new hard-wired lights, fans or outlets and for replacing or rerouting concealed pipes.
- Get a Residential Interior Addition/Alteration permit with plans for wall changes or layout reconfiguration.
- Install WaterSense-compliant fixtures under any permit.
- File the Owner/Builder Affidavit for a home you occupy, or hire a licensed contractor.
Do you need a permit to remodel a bathroom in Tucson?
For the cosmetic layer, no. The City of Tucson does not require a permit for new tile, paint, flooring, cabinets or countertops that do not affect plumbing or electrical. Replacing a toilet with a new one in the same spot is also permit-free, as are small drywall repairs that do not touch a shear or fire-rated wall. You need a permit from Planning and Development Services (PDSD) once the work adds new water, drain or vent piping. That covers a new or relocated sink, shower or tub, a toilet in a new location, piping replaced or rerouted inside walls or under floors, new wired lights, fans or outlets, and any removal of load-bearing walls or layout change. Replacing a tank water heater, even with the same type and size, also needs a permit and inspection.
One trigger involves the county. A toilet installed in a new location adds wastewater flow, so PDSD lists it as a trade permit plus Pima County Wastewater. Sewer work can need permits from both the City of Tucson and Pima County.
| What you are doing | City filing | Rule |
|---|---|---|
| Tile, paint, vanity cabinet, countertop | No permit | Finishes that do not affect plumbing or electrical |
| New toilet in the same location | No permit | Same-spot replacement |
| New sink, shower or tub on new piping | Trade permit | New water, drain or vent piping |
| Toilet moved to a new location | Trade permit + Pima County Wastewater | New plumbing and added sewer flow |
| New exhaust fan, lights or outlets | Trade permit | Hard-wired fixtures and outlets |
| Fixing a leak behind the wall by replacing pipe | Trade permit | Replacing or rerouting concealed pipes |
| Moving walls or converting a half bath to a full bath | Interior Addition/Alteration permit | Plans; valuation-based fee |
How much does a Tucson bathroom remodel permit cost?
Most bathroom work is priced as trade permit items under the fee schedule effective July 1, 2026. The first listed item, such as a plumbing fixture repair or replacement or a new electrical circuit, is $150. That covers half an hour of review and two inspections. Each additional item is $50, and the digital filing fee is 1% of the total with an $18.54 minimum.
- One fixture on new piping: $150 + $18.54 = about $169.
- Shower valve, new vanity drain and a new circuit: $150 + $50 + $50 + $18.54 = about $269.
- $15,000 remodel that moves walls (contract value): $89.45 + 13 × $22.95 = $387.80; 50% plan review $193.90; filing $18.54; about $600.
Items not on the trade list can be assigned a valuation instead, and PDSD wants a general contractor named when a job covers several trades.
Fixture rules under a permit
Tucson's plumbing amendments require every fixture installed under a permit to be WaterSense certified or within WaterSense limits. The limits are 1.5 gpm at 60 psi for a lavatory faucet, 2.0 gpm at 80 psi for a shower head, and 1.28 gallons per flush for a toilet. Replacement fixtures that need no permit are exempt from that rule. Residential plumbing and electrical permits run in PDSD's same-day Express Lane. Plan-reviewed alterations are in the Standard Lane, which has a 30-day goal. Work started without a required permit pays a penalty equal to the permit fee.
How to Get a Bathroom Remodel Permit in Tucson
Step 1: List each change
Separate finish work from new piping, relocated fixtures, new wiring and wall changes.
Step 2: Pick the permit
Count trade items for fixture, piping and wiring work. Use a Residential Interior Addition/Alteration permit if walls or the layout change.
Step 3: Apply in TDC Online
File with the item count or plans, the contract value and the Owner/Builder Affidavit if you are doing the work yourself.
Step 4: Coordinate the sewer if needed
A toilet in a new location also needs Pima County Wastewater review.
Step 5: Inspect before covering
Call for rough plumbing and electrical inspections before tile or drywall goes over the work.