Canada Revenue Agency
Symbol of the Government of Canada

e-Services Helpdesk for businesses

Do you need a GST/HST access code? You can use our new GST/HST Access Code Online service to retrieve it.

How you can contact us

e-Services Helpdesk for businesses
To get help using My Business Account, GST/HST NETFILE, GST/HST TELEFILE, Filing Information Returns Electronically, Represent a client, or Payroll Deductions Online Calculator
1-877-322-7849
If you're calling from outside Canada and the United States, call us collect at 709-772-8371
TTY e-Services Helpdesk for businesses 1-888-768-0951

e-Services Helpdesk hours of service

Time zone Monday to Friday
Pacific Time 3:45 a.m. to 8:00 p.m.
Mountain Time 4:45 a.m. to 9:00 p.m.
Central Time 5:45 a.m. to 10:00 p.m.
Eastern Time 6:45 a.m. to 11:00 p.m.
Atlantic Time 7:45 a.m. to 12:00 a.m.
Newfoundland and Labrador Time 8:15 a.m. to 12:30 a.m.
Outside Canada and the US (Eastern Time) 6:45 a.m. to 11:00 p.m.
TTY (Eastern Time) 6:45 a.m. to 11:00 p.m.

Notes:

  1. The e-Services Helpdesk is not available on weekends and statutory or civic holidays.
  2. If your question is about a screen, please have the screen reference number handy. You will find the number at the bottom right corner of your screen. If your question is about an error message, please have the message and error number handy.