Municipal Property Assessment Corporation (MPAC) is a non-profit corporation funded by all Ontario municipalities. MPAC is responsible for ensuring that your property's assessed value and all related data is accurate. MPAC does not determine your property taxes.
MPAC classifies and assesses all properties in Ontario under the Assessment Act and regulations established by the Province of Ontario.
|Requests to MPAC to Review Your Property Assessment|
|If you believe your assessed property value is not accurate, MPAC will review the assessment. A review of your property's assessed value may be requested by completing one of the following:
MPAC Mailing Address:
|File a Notice of Complaint with the Assessment Review Board|
You can also file a Notice of Complaint with the Assessment Review Board (ARB), an independent tribunal of Environment and Land Tribunals Ontario.
Note: You must complete the Request for Reconsideration Form and submit to MPAC for a decision first if your property or a portion of it is classified as: