T1-ADJCanada Revenue Agency
T1-ADJ — T1 Adjustment Request
The T1-ADJ lets individuals request a change to a previously filed personal income tax return, for example to add a missed slip or claim a forgotten credit.
Unofficial backup — may not be the latest version
This is an archived copy of a document originally published by the Government of Canada. It is provided here as a convenience mirror. The official source may have been updated since we last archived it. Always verify with the official source before filing.
View official source on canada.ca- Form code
- T1-ADJ
- Department
- CRA
- Archived on
- May 5, 2026
- File size
- 573.2 KB
T1-ADJ.en.pdf
0 views • Permanent link (no expiration)
of 0
Loading PDF...
Need the current official form?