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Emergency response to COVID-19

Due to COVID-19 measures, we have limited access to mailed complaints and our response times may be lengthened. If your situation is urgent, please call us at 1-866-586-3839 or submit an online complaint. We are working hard to respond to your complaints, and thank you for your patience. Visit or call 1-833-784-4397 for COVID-19 updates.

Before you submit a complaint to the Taxpayers' Ombudsperson, please read our Complaints we review section.

General Enquiries 

Office hours:
8:15 a.m. to 4:30 p.m. (Eastern Time)
Monday to Friday (except holidays)

Office/mailing address:
Office of the Taxpayers' Ombudsperson
1000-171 Slater Street
Ottawa, Ontario
K1P 5H7

+1-613-221-3109 (outside Canada and the United States)*

* Please note that we accept collect calls.

+1-418-566-0321 (outside Canada and the United States) 

Comments about our office:
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* Please note that we accept collect calls. 




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