Is this you?
- My return was reassessed
- I wasn't contacted beforehand
- The changes were unexpected
"The CRA made a mistake."
Most reassessments are triggered by CRA's Matching Program - cross-referencing your return against slips filed by employers, banks, and institutions.
Why guessing is risky
- Interest applies from original filing date
- Disputes have strict timelines
- Ignoring reassessments worsens outcomes
Safe to ignore if
- The reassessment was reviewed
- Amounts were confirmed correct
Stop and check if
- Changes were unclear
- Deadlines are approaching
Resolve the doubt
Understand my reassessment (2 minutes)We'll tell you if this needs reporting and what to do next.
"Most people identify the exact trigger and next step."