We are continuously updating the Ontario Assessment File Database. If you notice errors in the data or downloadable documents (PDF), please contact us.
Terms of Use
Please review our Terms of Use agreement for this data product.
Ministry Contact Information
Publication Sales
Ministry of Energy, Northern Development and Mines
933 Ramsey Lake Road, Level A3
Sudbury, Ontario P3E 6B5
Tel: 1-888-4155-9845, ext. 5691 (toll-free inside Canada and the United States)
Tel: (705) 670-5691 (local calls)
Fax: (705) 670-5770