{
  "dataset": "Michigan recurring deadlines",
  "description": "The recurring statewide dates that matter to Michigan homeowners, homebuyers, movers, and the outdoors crowd — tax bills, PRE filing deadlines, the March Board of Review, license years, and season opens. Dates are the same for everyone statewide; each row links the page that explains it and, where useful, the official source.",
  "publisher": "Michigan Porch",
  "url": "https://michiganporch.com/data/v1/deadlines.json",
  "source": {
    "label": "Official sources linked per row (Michigan Treasury, DNR, legislature.mi.gov)",
    "href": "https://michiganporch.com/methodology/"
  },
  "vintage": "Michigan statutes and 2026 agency pages, as cited per row",
  "lastUpdated": "2026-07-08",
  "license": "CC BY 4.0",
  "attribution": "Data: Michigan Porch (michiganporch.com) — CC BY 4.0",
  "citeAs": "Michigan Porch, \"Michigan recurring deadlines\" (Michigan statutes and 2026 agency pages, as cited per row). https://michiganporch.com/data/v1/deadlines.json. CC BY 4.0. Underlying figures: Official sources linked per row (Michigan Treasury, DNR, legislature.mi.gov).",
  "fields": [
    {
      "name": "slug",
      "type": "string",
      "description": "Stable event identifier."
    },
    {
      "name": "label",
      "type": "string",
      "description": "Event name."
    },
    {
      "name": "month",
      "type": "number",
      "description": "Month of the year, 1–12."
    },
    {
      "name": "day",
      "type": "number",
      "description": "Day of month for fixed statutory or season dates. Absent when the date shifts year to year."
    },
    {
      "name": "window",
      "type": "string",
      "description": "Display text for events without a fixed day, for example \"The last Saturday in April\"."
    },
    {
      "name": "audience",
      "type": "string",
      "description": "Who the date matters to: \"buyer\", \"owner\", \"mover\", or \"outdoors\"."
    },
    {
      "name": "blurb",
      "type": "string",
      "description": "One or two plain sentences on what the date means."
    },
    {
      "name": "url",
      "type": "string",
      "description": "The michiganporch.com page that explains the date."
    },
    {
      "name": "officialLabel",
      "type": "string",
      "description": "Name of the official source, when one is linked."
    },
    {
      "name": "officialUrl",
      "type": "string",
      "description": "Official source URL, when one is linked."
    }
  ],
  "rowCount": 18,
  "data": [
    {
      "slug": "campsite-reservation-race",
      "label": "The campsite reservation race",
      "month": 1,
      "window": "Early January",
      "audience": "outdoors",
      "blurb": "State park campsites open six months before your arrival date, so Fourth of July weekend books in early January. Summer is won in winter.",
      "url": "https://michiganporch.com/notes/michigan-campsite-reservation-playbook/",
      "officialLabel": "MiDNRReservations",
      "officialUrl": "https://midnrreservations.com/"
    },
    {
      "slug": "winter-tax-bill-due",
      "label": "Winter tax bill due date",
      "month": 2,
      "day": 14,
      "audience": "owner",
      "blurb": "Winter property tax bills are commonly due February 14. Your city or township treasurer sets the exact date, so the bill itself is the final word.",
      "url": "https://michiganporch.com/homebuyer-timeline/",
      "officialLabel": "MCL 211.44a — summer and winter tax timing",
      "officialUrl": "https://www.legislature.mi.gov/Laws/MCL?objectName=MCL-211-44a"
    },
    {
      "slug": "taxes-go-delinquent",
      "label": "Unpaid taxes become delinquent",
      "month": 3,
      "day": 1,
      "audience": "owner",
      "blurb": "Last year's unpaid property taxes move to the county treasurer on March 1 and start collecting extra fees. Catching up early costs less.",
      "url": "https://michiganporch.com/learn/michigan-property-tax-basics/",
      "officialLabel": "MCL 211.78a — delinquent property tax timing",
      "officialUrl": "https://www.legislature.mi.gov/Laws/MCL?objectName=MCL-211-78a"
    },
    {
      "slug": "dnr-license-year-opens",
      "label": "New DNR license year",
      "month": 3,
      "day": 1,
      "audience": "outdoors",
      "blurb": "Michigan hunting and fishing licenses for the new year go on sale March 1. Last year's licenses run out at the end of March.",
      "url": "https://michiganporch.com/notes/michigan-hunting-licenses-first-hunt/",
      "officialLabel": "Michigan DNR — buy a license",
      "officialUrl": "https://www.michigan.gov/dnr/buy-and-apply"
    },
    {
      "slug": "march-board-of-review",
      "label": "March Board of Review",
      "month": 3,
      "window": "March — your notice lists the dates",
      "audience": "owner",
      "blurb": "Think the assessment on your home is too high? The March Board of Review is the first appeal stop for most homeowners, and the deadlines are short.",
      "url": "https://michiganporch.com/learn/how-to-appeal-your-assessment/",
      "officialLabel": "Michigan Treasury — Board of Review forms",
      "officialUrl": "https://www.michigan.gov/taxes/property/forms/instructions/board-of-review"
    },
    {
      "slug": "fishing-rules-year",
      "label": "New fishing rules year",
      "month": 4,
      "day": 1,
      "audience": "outdoors",
      "blurb": "Michigan's fishing regulations year runs April 1 through March 31. New seasons, limits, and rules take effect today.",
      "url": "https://michiganporch.com/fishing/",
      "officialLabel": "Michigan Fishing Regulations (DNR)",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/fishing/fishing-regulations"
    },
    {
      "slug": "orv-sticker-year",
      "label": "New ORV sticker year",
      "month": 4,
      "day": 1,
      "audience": "outdoors",
      "blurb": "ORV licenses and trail permits are good from April 1 through March 31 of the next year. A sticker bought in fall still expires this spring.",
      "url": "https://michiganporch.com/orv/",
      "officialLabel": "Michigan DNR — ORV permits & requirements",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/orv-riding/permits-and-requirements"
    },
    {
      "slug": "trout-opener",
      "label": "The trout opener",
      "month": 4,
      "window": "The last Saturday in April",
      "audience": "outdoors",
      "blurb": "Type 1 trout streams open the last Saturday in April — the classic season your grandfather kept. They stay open through September 30.",
      "url": "https://michiganporch.com/notes/michigan-trout-salmon-fishing/",
      "officialLabel": "Michigan Fishing Regulations (DNR)",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/fishing/fishing-regulations"
    },
    {
      "slug": "morel-season",
      "label": "Morel season",
      "month": 5,
      "window": "Most of May",
      "audience": "outdoors",
      "blurb": "May is Michigan's morel month. The DNR posts a burn-area map each spring, because last year's burns are where the mushrooms come up.",
      "url": "https://michiganporch.com/foraging/",
      "officialLabel": "Michigan DNR — morels",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/morels"
    },
    {
      "slug": "pre-summer-deadline",
      "label": "PRE deadline for the summer bill",
      "month": 6,
      "day": 1,
      "audience": "buyer",
      "blurb": "File the Principal Residence Exemption with your local assessor on or before June 1 and it can lower this year's summer tax bill. Miss it, and November 1 is the backup.",
      "url": "https://michiganporch.com/learn/principal-residence-exemption/",
      "officialLabel": "Michigan Treasury — PRE claim requirement",
      "officialUrl": "https://www.michigan.gov/taxes/property/principal/principal-residence-exemption-pre-guidelines-and-faqs/claim-requirement"
    },
    {
      "slug": "free-fishing-weekend-june",
      "label": "Free Fishing Weekend",
      "month": 6,
      "window": "One weekend in June",
      "audience": "outdoors",
      "blurb": "For one June weekend, everyone can fish without a license — and ORV trails and state-park entry are free too. All other rules still apply.",
      "url": "https://michiganporch.com/fishing/",
      "officialLabel": "Michigan DNR — fishing",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/fishing"
    },
    {
      "slug": "summer-tax-bills",
      "label": "Summer tax bills",
      "month": 7,
      "day": 1,
      "audience": "owner",
      "blurb": "Summer property tax bills commonly go out around July 1. If you bought your home in the past year, this may be the first bill at your new, uncapped amount.",
      "url": "https://michiganporch.com/property-tax/",
      "officialLabel": "MCL 211.44a — summer and winter tax timing",
      "officialUrl": "https://www.legislature.mi.gov/Laws/MCL?objectName=MCL-211-44a"
    },
    {
      "slug": "tax-tribunal-deadline",
      "label": "Tax Tribunal deadline",
      "month": 7,
      "day": 31,
      "audience": "owner",
      "blurb": "For residential property, July 31 is the state-law deadline to take a value appeal to the Michigan Tax Tribunal. Most homeowners protest at the March Board of Review first.",
      "url": "https://michiganporch.com/learn/how-to-appeal-your-assessment/",
      "officialLabel": "Michigan Tax Tribunal",
      "officialUrl": "https://www.michigan.gov/taxtrib"
    },
    {
      "slug": "trout-season-close",
      "label": "Trout stream season close",
      "month": 9,
      "day": 30,
      "audience": "outdoors",
      "blurb": "Type 1 trout streams close September 30. Many other waters stay open — check the current regulations for the stream you fish.",
      "url": "https://michiganporch.com/notes/michigan-trout-salmon-fishing/",
      "officialLabel": "Michigan Fishing Regulations (DNR)",
      "officialUrl": "https://www.michigan.gov/dnr/things-to-do/fishing/fishing-regulations"
    },
    {
      "slug": "archery-deer-opener",
      "label": "Archery deer opener",
      "month": 10,
      "day": 1,
      "audience": "outdoors",
      "blurb": "Archery deer season opens October 1 statewide, for bow and crossbow. You need a base license plus a deer license.",
      "url": "https://michiganporch.com/notes/michigan-deer-hunting/",
      "officialLabel": "Michigan DNR — deer regulations",
      "officialUrl": "https://www.michigan.gov/dnr/managing-resources/laws/regulations/deer"
    },
    {
      "slug": "pre-winter-deadline",
      "label": "PRE deadline for the winter bill",
      "month": 11,
      "day": 1,
      "audience": "buyer",
      "blurb": "Missed the June 1 PRE deadline? File on or before November 1 and the exemption can still lower this year's winter tax bill.",
      "url": "https://michiganporch.com/learn/principal-residence-exemption/",
      "officialLabel": "Michigan Treasury — PRE claim requirement",
      "officialUrl": "https://www.michigan.gov/taxes/property/principal/principal-residence-exemption-pre-guidelines-and-faqs/claim-requirement"
    },
    {
      "slug": "firearm-deer-opener",
      "label": "Firearm deer opener",
      "month": 11,
      "day": 15,
      "audience": "outdoors",
      "blurb": "The regular firearm deer season opens November 15 and runs through November 30. Everyone in the deer woods wears hunter orange — bowhunters included.",
      "url": "https://michiganporch.com/notes/michigan-deer-hunting/",
      "officialLabel": "Michigan DNR — deer regulations",
      "officialUrl": "https://www.michigan.gov/dnr/managing-resources/laws/regulations/deer"
    },
    {
      "slug": "winter-tax-bills",
      "label": "Winter tax bills",
      "month": 12,
      "day": 1,
      "audience": "owner",
      "blurb": "Winter property tax bills commonly go out around December 1 and are commonly due February 14. Your local treasurer sets the exact dates.",
      "url": "https://michiganporch.com/property-tax/",
      "officialLabel": "MCL 211.44a — summer and winter tax timing",
      "officialUrl": "https://www.legislature.mi.gov/Laws/MCL?objectName=MCL-211-44a"
    }
  ]
}