Ann Arbor requires grading permits for significant earth-moving work. Drainage must not redirect water onto neighboring properties. Proper grading prevents erosion and flooding.
Ann Arbor regulates grading and drainage through building and engineering codes. Grading permits required for excavation or fill over specified thresholds, typically 50 to 100 cubic yards. Site grading must direct drainage away from structures and not adversely affect neighboring properties. Drainage swales, French drains, and catch basins may be required. Retaining walls over 4 feet need engineering and separate permits. Compaction testing required for structural fill. Final grade must match approved plans. Property owners responsible for maintaining drainage facilities on their land.
Unpermitted grading: stop-work order and fines $250 to $2,500. Redirecting drainage to neighbors: corrective action required. Slope failure from improper grading: liability and remediation costs.
Ann Arbor, MI
Ann Arbor prohibits storing abandoned, inoperable, or unregistered vehicles on public streets or visible on private property. Vehicles may be tagged and towe...
Ann Arbor, MI
Ann Arbor regulates electric vehicle charging infrastructure for residential and commercial properties. Building codes may require EV-ready parking in new co...
Ann Arbor, MI
Ann Arbor regulates overnight parking on public streets. Many areas restrict parking between certain hours or require permits for overnight street parking.
Ann Arbor, MI
Ann Arbor requires pool barriers meeting safety codes to prevent drowning. Fences must be at least 4 to 5 feet tall with self-closing, self-latching gates.
Ann Arbor, MI
Ann Arbor requires permits for retaining walls above a certain height, typically 4 feet. Engineering review may be required for taller walls.
Ann Arbor, MI
Ann Arbor restricts or prohibits intentional feeding of wildlife including deer, coyotes, and bears. Feeding wildlife creates public safety hazards and nuisa...
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