Services and information
Determine whether you need to get a business number or register for CRA program accounts.
What you need to do before you get a business number or register for CRA program accounts.
Get a business number and CRA program accounts by mail, phone, or online.
Register for provincial or other federal programs.
What happens after you get a business number and register for any of the four main CRA program accounts.
What we are doing
Laws and regulations
- RC4022 - General Information for GST/HST Registrants
- Guide T4001 - Employers' Guide - Payroll Deductions and Remittances
- T4012 - T2 Corporation - Income Tax Guide
- RC1 - Request for a business number and certain program accounts
- RC145 - Request to Close Business Number Program Accounts
- RC59 - Business consent for access by telephone and mail
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