In short · September 28, 2026
As of September 28, 2026, you challenge a property assessment in Manitoba with a written application for revision to your municipality’s Board of Revision, filed at least 15 days before the sitting set in the public notice, and 2027 roll values reflect the market on April 1, 2025; in Winnipeg, the filing window closed on June 29, 2026.
The rules at a glance
| Who assesses | City of Winnipeg (Assessment and Taxation Department) in Winnipeg; elsewhere, the Provincial Municipal Assessor (Property Assessment Services) |
|---|---|
| Cycle | General reassessment every two years (2025, then 2027) |
| Valuation date | April 1, 2025 for the 2027 reassessment (a value that also applies in 2028) |
| Notices | 2027 reassessment: notices mailed from spring to early summer 2026 outside Winnipeg, in June 2026 in Winnipeg |
| Deadline to challenge | At least 15 days before the Board of Revision sitting set in each municipality’s public notice; the date is on the assessment notice (Winnipeg, 2027 roll: June 29, 2026) |
| First step | Talk to the assessor, then a written application for revision to the municipality’s Board of Revision |
| Appeal | Manitoba Municipal Board within 21 days after the decision is sent, for value or classification; Court of King’s Bench for liability to taxation |
| Fees | Winnipeg: $66 non-refundable for a residential application ($66 to $655 for commercial); outside Winnipeg: no provincial schedule published; Municipal Board: $10 per $100,000, $50 to $500, refunded on success |
| Can the value go up? | Yes, in one specific case: the Board of Revision or Municipal Board may increase the value only if the assessor asked for it by application or notice (MAA ss. 43 and 54(2.1)) |
The guides
- How to appeal a property assessment in Manitoba: the complete guide
Board of Revision, deadlines set by each municipality, fees, evidence and the Municipal Board: how to appeal your property assessment in Manitoba.
- Property assessment appeal deadline in Manitoba
At least 15 days before the Board of Revision sitting: how to find your Manitoba appeal deadline, with Winnipeg, Brandon, Steinbach, Winkler and Dauphin.
- Evidence that works before a Manitoba Board of Revision
Comparable sales before April 1, 2025, data errors, documented defects: the evidence that counts before a Manitoba Board of Revision.
- What a Manitoba assessment appeal costs, and what it can save
Winnipeg Board of Revision fees, Municipal Board fees, the 45% residential portion: what a Manitoba assessment appeal costs and what it can save.
- After the Board of Revision: appealing to the Manitoba Municipal Board
Board of Revision decision, appeal to the Municipal Board within 21 days, de novo hearing, fees, and when an AACI or CRA appraiser helps.
Talk to a professional appraiser in your area
These guides help you understand your assessment and spot a problem. For an income property, a high value or a file headed to the appeal board, a professional appraiser (AACI or CRA) is the right person. Payotte has verified 6 in Manitoba, one per sector.
Find the verified appraiser in my areaGeneral information based on public sources. This is neither legal advice nor a certified appraisal. A review request can also lead to a higher value.
Frequently asked questions
Who assesses property in Manitoba?
The City of Winnipeg assesses property in Winnipeg. Elsewhere, the Provincial Municipal Assessor does, according to the Manitoba Municipal Board.
What is the reference date for 2027 values?
April 1, 2025. The province confirms: “For the 2027 reassessment, property values reflect April 1, 2025 market values.” Property is reassessed every two years.
What is my deadline to appeal?
It depends on your municipality: the application must be filed at least 15 days before the Board of Revision sitting set in the public notice. It is printed on your assessment notice and on the province’s published list.
Can I appeal my property taxes?
No. The province answers: “you cannot appeal your property taxes. You may, however, appeal your property assessment.”
Official sources
- The Municipal Assessment Act, C.C.S.M. c. M226 (Manitoba Laws, bilingual PDF, current from June 1, 2026)
- Manitoba Property Assessment Services: Frequently Asked Questions
- Manitoba Property Assessment Services: Property Reassessment 2027 brochure (PDF)
- Manitoba Property Assessment Services: Board of Revision Dates, 2027 assessment roll
- Manitoba Municipal Board: Assessment Appeals
- Manitoba Municipal Board: Filing an Appeal (21 days, fees)
- City of Winnipeg: Realty assessment revision (2027 General Assessment)
- City of Winnipeg: Board of Revision non-refundable filing fees, effective January 1, 2026 (PDF)