Michigan property tax late penalties and interest
4 sourced points for Michigan, each linked to the official page it comes from.
- Summer tax paid after the due date owes interest of 1% per month. If it's still unpaid on March 1, it goes to your county treasurer as delinquent. michigan.govOct 21
- On March 1 the county treasurer adds a 4% administration fee to delinquent taxes, plus interest at 1% per month, not compounded. michigan.govOct 21
- In the second year of delinquency the property is forfeited to the county treasurer. A $175 fee is added, plus extra interest of 0.5% per month from the forfeiture date. michigan.govOct 21
- Taxes still unpaid on March 31 in the third year of delinquency are foreclosed. Anyone who held an interest in the property can claim excess sale proceeds within set time limits. michigan.govOct 21
The dates
| Date and source | Deadline | Applies to |
|---|---|---|
| February 14 every yearmuskegon-mi.govOct 21 | Last day without penalty Last day to pay before the 3% penalty | All 83 Michigan counties |
| September 14 every yearmichigan.govOct 21 | Last day without penalty Pay summer taxes by this day to avoid interest | All 83 Michigan counties |