Online

You can apply for a trust account number using the Trust Account Registration within the following services:

• My Account – from the "More Services" menu
• My Business Account – from the "More Services" menu
• Represent a Client – from the main menu

By mail

You can apply for a trust account number by completing Form T3APP, Application for Trust Account Number. Where you send Form T3APP depends on whether the trust is resident in Canada, or is a non-resident trust or deemed resident trust. Refer to page 3 of the Form T3APP for the mailing instruction.

For more information, see Residency and contact information and Income Tax Folio S6-F1-C1, Residence of a Trust or Estate.

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