Canada Revenue Agency
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Process
You are currently able to update your information by phone, mail, or fax.
For information on the different processes for submission via phone, or mail/fax, we recommend visiting the online portal for addresses and phone numbers relevant to your area.
Requirements
You will need to provide the CRA with a letter containing the following:
- An original or certified true copy of one of the following documents:
- A name change certificate from a provincial/territorial vital statistics department
- A court order issued under an act on change of name
- Your old and new names
- Your social insurance number
- Your signature