Assessment appeal deadlines

Within 30 days after you get the written notice of your value.

Within 30 days from the second of two weekly newspaper ads listing new values (usually in March or April). After the board adjourns, you have 30 days to go to Circuit Court. To keep that court appeal, pay your taxes by December 31 or file a bond.

In writing, within 30 days after the assessment notice is mailed. Miss it and you lose the right to appeal, unless the board of equalization finds you couldn't meet it. Applies wherever a local property tax is levied.

30 days from the day your valuation notice is mailed. Notices go out by January 15, and the exact deadline is printed on yours.

You have 60 days from the day the assessor mailed your value notice. Notices go out before March 1.

The third Monday in August. Go in person, or send a letter or petition to the board's secretary.

July 2 to September 15 in counties where the assessor mails value notices to all owners by August 1. July 2 to November 30 everywhere else. File with the county assessment appeals board. Each county's 2026 date is listed below.

Within 45 days of the first-level decision notice. File with the Real Property Tax Appeals Commission.

25 days after the appraiser mails your TRIM notice (the notice of proposed taxes). Notices go out in mid August, so this lands in early or mid September. The notice prints the exact date. For a denied exemption you get 30 days from the denial.

Send it to the county board of tax assessors, postmarked no later than 45 days after your assessment notice was mailed.

The fourth Monday in June. Value notices go out by the first Monday in June. Some counties want it by 5 p.m.

You have 30 days from the postmark on the board of review's written decision (or on the notice of final township multipliers).

You have 30 days after the valuation notice is mailed. Notices go out in spring.

The tax roll is open for 13 days starting the first Monday in May (through the third Monday). Meet with the PVA during that time. Then file your appeal at the county clerk's office by close of business the day after the inspection ends.

After the assessment lists have been open for inspection, your complaint must reach the board at least seven days before its public hearing.

File on the board's complaint form. It must reach the assessor's office no later than three business days after the assessment lists close.

Within 185 days from the day the tax was committed. Each town sets its own commitment date.

Within 60 days after the assessors' decision, or after your request counts as denied. This goes to the Board of Assessment Review, where your town has one.

45 days from the date on your assessment notice. Appeal to the state assessment office supervisor. If you bought after January 1, you may have 60 days in some cases.

Within three months of the date the assessors acted, not the date they mailed it. If they don't act within three months, it counts as denied, and you have three months from then.

Hearings are in March, and each city or township sets its own dates (see your assessment notice). Owners of homes and farms must protest here before they can go to the Michigan Tax Tribunal.

Normally by the first Monday in August, before the taxes come due. Ask your county's chancery clerk how to file.

Before the second Monday in July, unless the board gives more time. Some counties take appeals until 5 p.m. on that Monday (Clay County: Monday, July 13, 2026). Charter counties and St. Louis City set their own dates.

The third Monday in June, unless the board extends it.

Your appeal has to be in the County Clerk's office by the second Monday in July. Talk to the Assessor's office first, from April 1 through June 30. No hearings are set after July 31.

The county clerk and recorder must get it within 30 days of the date on the Department of Revenue's value notice, or of its informal review decision. You get one appeal every two-year cycle.

If it's later than April 1, you have 45 days from the day your town finishes mailing assessment notices.

Within 45 days of the date of the board's judgment.

April 1 or 30 days after the assessor mails your Notice of Value, whichever is later. Notices go out around April 1.

30 days after the official mail date on your Notice of Value. Notices usually go out around April 1.

30 days after the official mail date on your Notice of Value. In 2026 the county got a 30-day extension, and notices were to arrive by May 1, 2026.

File a written petition with the county assessor within 30 days after the assessor mails your Notice of Value.

File Form RP-524 with the Board of Assessment Review. It's the fourth Tuesday in May in most places. Cities and towns that share an assessor can pick a day from the fourth Tuesday in May to the second Tuesday in June. Villages and cities set their own dates. Check with your assessor.

The third Tuesday in May, when the Board of Assessment Review meets.

The third Tuesday in June, when the Board of Assessment Review meets.

Each county sets the date. The board first meets between the first Monday in April and the first Monday in May. In most years it adjourns by the third Monday after that first meeting, and no later than July 1. In a reappraisal year it can sit until December 1.

The Dare County board sets its adjournment date each year.

Your appeal has to arrive before the board adjourns. Commissioners set that date each year, usually early to mid April.

The Property Tax Commission must receive your notice of appeal within 30 days of the date on the board's Notice of Decision.

Appeals open January 1. Yours has to arrive before the board adjourns, which can be as early as April 1.

This hears appeals after the local board. The county commissioners meet as the board within the first ten days of June, and the county sets the date. City boards meet within the first fifteen days of April.

The first Monday in April. This is for owners who weren't mailed a notice that their value went up.

In writing, within 30 days from the date your notice of a value increase was mailed. Miss it and the assessor's value is final. If your value did not change from last year, you can protest by the first Monday in April.

File with the Board of Revision of Taxes by the first Monday in October of the year before the tax year you're appealing.

40 days from the date on the notice of change in assessment.

Send the assessor a written objection within 90 days after your assessment notice is mailed. In a year with no notice, you can appeal any time.

The Thursday before the third Monday in March. A postmark by then counts as on time.

The first Tuesday in April. Mail or file a written notice of appeal with the county auditor.

Put your objections in writing to the listers on or before the day of the grievance meeting. The listers set that meeting, on or before May 20 unless the date is extended, and mail notices at least 14 days before it. Check your town's notice for the date.

You can ask the circuit court to correct your assessment within 3 years after the end of the tax year or within 1 year of the assessment, whichever is later.

Count from the mailing date on the value notice or exemption denial letter.

Tell the Board of Review clerk, in writing or out loud, at least 48 hours before the board's first meeting. Then file the objection form (PA-115A) within the first two hours of that meeting.

File with the county assessor within 30 days of the date your assessment was sent. They go out by the fourth Monday in April. A postmark inside the 30 days counts.