613-221-3109 (outside Canada and United States (collect calls accepted))
Mail (Office address)
Office of the Taxpayers' Ombudsperson
1000-171 Slater Street
Ottawa, ON K1P 5H7
418-566-0321 (outside Canada and the United States)
Monday to Friday
8:15 a.m. to 4:30 p.m., Eastern Standard Time
*Closed on public holidays
Due to COVID-19, we are not currently accepting in-person complaints
Media Inquiries (for media use only)
1-613-402-1578 (collect calls accepted)
The Office of the Taxpayers' Ombudsperson welcomes every opportunity to raise awareness about how taxpayers can benefit from the service we offer.
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