DISCLAIMER: General Reference Only
This information is for general reference only and may not reflect the most current requirements. Permit regulations change frequently. Always verify current requirements with the Phoenix, AZ building department before starting any project.
This website does not provide legal, architectural, or engineering advice. Using this information does not constitute a permit application or approval.
🗓️ Data last verified: — Verify current requirements at phoenix.gov
Do I Need a Permit for Plumbing Work in Phoenix?
Phoenix, AZ · Official data from city building dept · Last updated: 2026-04-17
Permits are required in Phoenix to move or add plumbing fixtures including sinks, toilets, tubs, and showers. Replacing an existing fixture in the same location does not require a permit.
⚠️ Permit IS Required When…
- •Moving drain or water supply lines
- •Adding new plumbing fixtures
- •Adding a new bathroom
- •Relocating sink, toilet, or tub
- •New water service line installation
✅ No Permit Needed When…
- •Replacing existing fixtures in the same location
- •Replacing faucets or showerheads
- •Replacing existing landscape irrigation
💡 Additional Information
Plumbing permits are typically $100–$400. Water heater replacement by a licensed contractor does NOT require a permit. DIY water heater replacement DOES require a permit.
📋 Official Source
This information is sourced directly from the PhoenixPlanning & Development Department.
https://www.phoenix.gov/administration/departments/pdd/residential-building/resident-plan-reviews.html🏛️ Verify Directly with Phoenix
Always confirm current permit requirements with the official Phoenix, AZ building department before starting work.