Do I need a permit
in Ann Arbor?

Ann Arbor, MI at a glance

Code adopted

MRC 2015

IRC-based

Frost depth

42 in

Statewide

Snow load

25–40 psf

Great Lakes add

Review time

2–6 wk

Detroit 3–6 wk

Run the check for your Ann Arbor address

60 seconds. Any Ann Arbor address. Pick your project to start:

Deck Fence Kitchen remodel Bathroom remodel Roof Solar Windows Search all 175 →

Project guides for Ann Arbor

Each guide covers the specific permit requirements, fees, and filing procedures for this project in Ann Arbor, MI.

Bathroom remodel in Ann Arbor

Plumbing moves, new circuits, and fixture work that trigger permits.

Deck in Ann Arbor

Size and height thresholds, footings, ledger attachment, and guardrail rules.

Electrical work in Ann Arbor

Panel upgrades, new circuits, service changes, and GFCI/AFCI requirements.

Fence in Ann Arbor

Height limits, setbacks, pool barrier rules, and HOA overlays.

HVAC in Ann Arbor

Equipment replacement, refrigerant rules, and new installation permits.

Kitchen remodel in Ann Arbor

Full remodel combined permits: structural, plumbing, electrical, mechanical.

Roof replacement in Ann Arbor

Tear-off vs overlay, permitted materials, and wind-zone requirements.

Room addition in Ann Arbor

Plan review, foundation engineering, framing inspections, and energy code.

Solar panels in Ann Arbor

Structural roof review, electrical interconnection, and utility approval.

Window replacement in Ann Arbor

Like-for-like exemptions, egress requirements, and energy code.

Michigan context

Ann Arbor permit rules are shaped by state-level codes and local amendments. See the Michigan state guide for code-adoption facts, frost depth, snow load, and other cities we cover in Michigan.