TG I.D.

Canada Revenue Agency

Process

You are currently able to update your information by phone, mail, or fax.

You will need to provide the CRA with a letter containing the following:

1. 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
2. your old and new names
3. your social insurance number
4. your signature

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.