Construction hours in Washtenaw County, MI — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
The county sets no construction-hour rule. In Ann Arbor, construction, demolition, drilling and excavation are prohibited at any time on Sundays and legal holidays, and between 8:00 p.m. and 7:00 a.m. Monday through Saturday.
Washtenaw County does not regulate construction hours; each city or township does under its own code. Ann Arbor Chapter 119, Section 9:363(5), bars construction, repair, remodeling, demolition, drilling or excavation work on Sundays and legal holidays, and between 8:00 p.m. and 7:00 a.m. on weekdays and Saturdays. Section 9:365(2) permits such work 7:00 a.m. to 8:00 p.m. Monday-Saturday up to 105 dB(A), and lets homeowners do work at their own residence between 9:00 a.m. and 6:00 p.m. on Sundays. Ypsilanti and the townships set separate hours.
Civil infraction: $50-$500 plus costs, escalating to $100 (second) and $200 (third) within two years; up to 240 hours community service.
Other ordinances people look up for this city. Green dot = verified primary-source excerpt.
Washtenaw County, MI
Washtenaw County has no dedicated hoarding ordinance, but Michigan's animal-cruelty law requires adequate care for every animal and escalates penalties sharp...
Washtenaw County, MI
Washtenaw County has no wildlife-feeding ordinance, but a statewide ban prohibits feeding and baiting deer and elk throughout the Lower Peninsula, which incl...
Washtenaw County, MI
Backyard composting is allowed in Ann Arbor, which also runs curbside compost and yard-waste collection. Grass clippings, leaves, and yard waste must not be ...
Washtenaw County, MI
Neither Washtenaw County nor Ann Arbor has a specific ordinance banning or permitting residential artificial turf. It is generally allowed, subject to standa...
Washtenaw County, MI
Washtenaw County and Ann Arbor allow and actively encourage native-plant and pollinator landscaping. The 12-inch turf-grass cap targets neglected lawns, not ...
Washtenaw County, MI
Rainwater harvesting is legal and unrestricted for homeowners in Washtenaw County and Michigan. Ann Arbor actively encourages rain barrels, rain gardens, and...
See how Washtenaw County's construction hours rules stack up against other locations.
Help us keep this page accurate. If you notice an error or outdated information, let us know.