Bathroom Remodel Permit Requirements in Ann Arbor, MI

MI statewide 2015 IRC.

Population: 122,914 Code: 2015 Verified: 2026-03-21 6 local rules

When you DO need a permit

Replacing plumbing fixtures (toilet, sink, tub) typically requires a plumbing permit.

Estimated fee: $50 – $150

Typical timeline: About 1 week

Source: City of Ann Arbor Code / 2015 MI Residential Code

Bathroom remodels that move or add plumbing require building and plumbing permits.

Estimated fee: $150 – $500

Typical timeline: About 2 weeks

Source: City of Ann Arbor Code / 2015 MI Residential Code

Adding a new bathroom requires building, plumbing, and electrical permits.

Estimated fee: $300 – $1,000

Typical timeline: About 3 weeks

Source: City of Ann Arbor Code / 2015 MI Residential Code

Replacing plumbing fixtures (toilet, sink, tub) typically requires a plumbing permit.

Estimated fee: $50 – $150

Typical timeline: About 1 week

Source: City of Ann Arbor Code / 2015 MI Residential Code

Bathroom remodels that move or add plumbing require building and plumbing permits.

Estimated fee: $150 – $500

Typical timeline: About 2 weeks

Source: City of Ann Arbor Code / 2015 MI Residential Code

Adding a new bathroom requires building, plumbing, and electrical permits.

Estimated fee: $300 – $1,000

Typical timeline: About 3 weeks

Source: City of Ann Arbor Code / 2015 MI Residential Code

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Building Department Contact

NameBuilding, Rental and Inspection Services
Address301 E. Huron Street, Ann Arbor, MI 48104
HoursMon-Fri 8am-5pm

Frequently Asked Questions

Estimated permit fees for Bathroom Remodel projects in Ann Arbor, MI range from $50 – $150. Fees vary based on project scope and valuation.

It depends on the specifics of your project. Some smaller Bathroom Remodel projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.

Working without a required permit in Ann Arbor can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.

Typical approval time for Bathroom Remodel permits in Ann Arbor is About 1 week. More complex projects may take longer if plan review is required.

Learn More About Bathroom Remodel Permits

Read our complete guide covering permit requirements, costs, common exemptions, and the application process.

Read Bathroom Remodel Guide →

Estimate your permit fees →

Disclaimer: This information was last verified on 2026-03-21. Building permit requirements may change. Zoning requirements (setbacks, lot coverage, height limits) are separate and vary by location. Always confirm with your local building and planning departments before starting your project. PermitMint provides general guidance, not legal advice.