How to complain about the CRA: steps and wait times
Quick summary
Start with the CRA. If that does not help, use the CRA Service Feedback Program. If service problems remain, contact the Taxpayers' Ombudsperson. The Ombudsperson reviews only service quality, not the tax rules. For tax debts, seeCRA collections.
Checked November 3, 2026. Main source: Taxpayers' Ombudsperson: How to submit your complaint (modified Oct. 1, 2026). See all 1 source.
Steps in order
- 1. Try to fix it with the CRA. Call the number on your letter, or ask for the employee's supervisor.
- 2. Send a complaint to the CRA Service Feedback Program and wait for a reply.
- 3. Follow up if needed at 1-800-959-8281.
- 4. If problems remain, contact the Taxpayers' Ombudsperson.
How to submit to the Ombudsperson
- Online with the complaint form. It has a 60-minute time limit.
- By mail or fax with the OMB100 form.
If waiting would cause you serious hardship, say so clearly in your complaint.
What the Ombudsperson reviews
Only the quality of service you received from the CRA.
Current delays
The Ombudsperson's page says there is a three-month delay in assigning complaints that need an examination. It was working on complaints received the week of August 24 to 28, 2026.
Questions people ask
Who do I complain to about the CRA?
Start with the CRA, then its Service Feedback Program. If service issues remain, contact the Taxpayers' Ombudsperson.
Can the Ombudsperson change my tax bill?
No. It reviews only the quality of service from the CRA.