Protected B when completed
T1 Adjustment Request
Submitting a T1 adjustment online is easy, efficient, and environmentally friendly with Change my Return (CMR) in My Account and ReFILE. You can get
more information about My Account by going to canada.ca/my-cra-account and ReFILE by going to canada.ca/refile.
Use this form to request an adjustment (a change) to an individual income tax return when your request for adjustment falls into one of the exceptions from
the CMR and ReFILE services. To view a list of these exceptions, visit canada.ca/my-cra-account and canada.ca/refile.
Send the completed form to the tax centre as indicated on the back of this form.
A Identification
Social insurance number
Adjustment request for the
tax year
(complete a separate form for each year)
Full name: (please print your surname first)
Address: (please print)
same as the return
Or:
For filing
Do not use this area
Space reserved for administrative purposes
C
Acknowledgement Stall code
CRA User ID Date Rev. Date
B Authorization – Complete this area if the adjustment request is being made by an authorized individual.
Name and address of authorized person or firm preparing this request:
(please print)
RepID EFILE#
Form AUT-01, Authorize a Representative for Access by Phone and Mail
for the year under review (must indicate Type of access Option 2) – see
HOW TO COMPLETE THE FORM, Area B: Authorization, on reverse:
was submitted previously
is attached
C Adjustment details
List the details of your requested change below. If you have received an assessment or reassessment notice with an amount that is different from the amount
on the return you submitted, show the amount stated on the notice as the previous amount. You must provide supporting documentation for the entire revised
amount. This may include receipts, schedules, or other relevant documents. Your request may be delayed if you do not provide all required information
with this form. See the back of this form for information about required documentation and for examples of how to complete this area.
Line number from
return or schedule
Name of line from return or schedule Previous amount
+
Amount of change Revised amount
Other details or explanations (attach an extra sheet if required)
D Certification
I certify that the information given on this form and any documents attached is, to the best of my knowledge, correct and complete.
Date
Taxpayer signature Representative signature
(Home)
(Business)
Telephone
Privacy Notice
Personal information is collected under the Income Tax Act to administer tax, benefits, and related programs. It may also be used for any purpose related to the administration or
enforcement of the Act such as audit, compliance and the payment of debts owed to the Crown. It may be shared or verified with other federal, provincial/territorial government
institutions to the extent authorized by law. Failure to provide this information may result in interest payable, penalties or other actions. Personal information is described in Individual
Returns and Payment Processing CRA PPU 005 and is protected under the Privacy Act. Individuals have a right of protection, access to and correction or notation of their personal
information. Please be advised that you are entitled to complain to the Privacy Commissioner of Canada regarding our handling of your information.
T1-ADJ E (20)
(Ce formulaire est disponible en français.)
Page 1 of 2
Clear Data
How to complete the form
Area A: Identification
Complete this area in full so that we know exactly who you are and what return you want us to reassess.
Note
We will accept a change of address only from you or your legal representative. A legal representative is an executor or administrator of your estate,
someone with a power of attorney or guardian. You can authorize your representative online using the "Authorized representative(s)" service in My
Account. For more information, go to canada.ca/my-cra-account or see Form AUT-01.
Area B: Authorization
Complete this area if you are authorizing a person or firm to make this request on your behalf.
You have to authorize us to discuss your tax matters with this person or firm by providing a completed Form AUT-01, Authorize a Representative
for Access by Phone and Mail. You do not have to provide a Form AUT-01 if there is already one on file.
Form AUT-01 must indicate Type of access Option 2 to make changes to a taxpayer's account.
Note You can print Form AUT-01 from our website at canada.ca/cra-forms-pubs
.
Area C: Adjustment details
Please provide all details for each change you request (you do not have to show a recalculation of your taxes).
Choose the appropriate plus/minus (+/–) indicator (for losses, e.g. self-employed business loss, chose minus "–").
If you are changing a line on which you already claimed an amount (see Example 1, below) and you did not previously provide the supporting
documentation, you now have to provide supporting documentation for the entire revised amount.
Supporting documentation may include receipts, schedules, or other relevant documents. Your request may be delayed if you do not provide all
required information with this form.
You can get more information about CRA's rules and policies for reassessments from our Web site at canada.ca/taxes or by calling 1-800-959-8281.
Following is an example of how to complete this area.
Example
Mary filed her 2019 return reporting the following information:
Employment income $28,600
Union dues $500
After receiving her notice of assessment, Mary received an additional T4 slip. It showed $200 in income and $20 for union dues.
To request a change to her return, Mary will complete Area C as follows:
Line number from
return or schedule
Name of line from return or schedule Previous amount
+
Amount
of change
Revised amount
10100 Employment income 28,600 + 200 28,800
21200 Union dues 500
+
20 520
Note
Even though Mary did not submit receipts with her tax return for the original union dues claim of $500, she must now submit those receipts along
with her additional T4 slip.
Area D: Certification
Make sure either you or your authorized representative signs and dates the request for a change to your return.
Where to send your form
Send this form and any supporting documents, if applicable, to the tax centre that serves your area. Use the chart below to get the address.
If your tax services office is located in: Send your correspondence to the
following address:
Alberta, Manitoba, Northwest Territories, London, Saskatoon, Thunder Bay, Hamilton, Kitchener/Waterloo, Windsor,
British Columbia, Yukon, and Regina
Winnipeg Tax Centre
Post Office Box 14000, Station Main
Winnipeg MB R3C 3M2
Toronto Centre, Toronto East, Toronto North, Toronto West, Barrie, Sudbury, Outaouais, Prince Edward Island, Belleville,
Montréal, Ottawa, Sherbrooke, New Brunswick, Newfoundland and Labrador, Nova Scotia, Kingston, Peterborough, and
St. Catharines
Sudbury Tax Centre
Post Office Box 20000, Station A
Sudbury ON P3A 5C1
Chicoutimi, Montérégie-Rive-Sud, Laval, Nunavut, Rouyn-Noranda, Québec, Rimouski, and Trois-Rivières Jonquière Tax Centre
2251 René-Lévesque Boulevard
Jonquière QC G7S 5J2
If your country of residence is:
(Deemed residents, non-residents, and new or returning residents of Canada)
Send your correspondence to the
following address:
Denmark, France, Netherlands, United Kingdom, USA Winnipeg Tax Centre
Post Office Box 14000, Station Main
Winnipeg MB R3C 3M2
CANADA
All other countries Sudbury Tax Centre
Post Office Box 20000, Station A
Sudbury ON P3A 5C1
CANADA
Page 2 of 2
Clear Data
Chrome Web Store
It looks like you haven't installed the Fill Chrome Extension Add to Chrome