EFILE Helpdesk support
Contact your designated EFILE Helpdesk at the phone number indicated on your EFILE Renewal/Registration Confirmation page for the following activities:
- EFILE registration, renewal, account maintenance and/or view transmission history processes;
- EFILE Suitability Screening and/or Monitoring programs; and
- Authentication problems related to EFILE numbers/passwords.
The following chart outlines the offices of responsibility for the above activities:
| EFILE helpdesks |
Program | EFILERS served by tax services offices in: | Hours of Operation Monday to Friday |
|---|---|---|---|
Sudbury Tax Centre |
T1, T2 and T3 | Barrie, Belleville, Kingston, New Brunswick, Newfoundland and Labrador, Nova Scotia, Nunavut, Ottawa, Peterborough, Prince Edward Island, St. Catharines, Toronto Centre, Toronto East, Toronto North, Toronto West, and Sudbury |
Eastern Time 7:00 a.m. to 4:30 p.m. |
Winnipeg Tax Centre |
T1, T2 and T3 |
Alberta, British Columbia, Hamilton, Kitchener/Waterloo, London, Manitoba, Northwest Territories, Regina, Saskatoon, Thunder Bay, Windsor, and Yukon |
Central Time 7:00 a.m. to 6:00 p.m. |
Jonquière Tax Centre |
T1, T2 and T3 |
Chicoutimi, Laval, Montréal, Montérégie-Rive-Sud, Outaouais, Québec, Rimouski, Rouyn-Noranda, Sherbrooke, and Trois-Rivières |
Eastern time 8:15 a.m. to 4:30 p.m.
|
Refer to the chart below for enquiries related to:
- EFILE web service questions regarding error messages for initial and/or amended T1 returns; and
- EFILE web service questions regarding error messages for initial T3 trust returns.
| EFILE helpdesks |
Program | EFILERS served by tax services offices in: | Hours of Operation Monday to Friday |
|---|---|---|---|
Sudbury Tax Centre |
T1/T3 | Barrie, Belleville, Kingston, New Brunswick, Newfoundland and Labrador, Nova Scotia, Nunavut, Ottawa, Peterborough, Prince Edward Island, St. Catharines, Toronto Centre, Toronto East, Toronto North, Toronto West, and Sudbury |
Eastern Time 7:00 a.m. to 4:30 p.m. |
| Sudbury Tax Centre | T3 only | Chicoutimi, Montérégie-Rive-Sud, Outaouais, Québec, Rimouski, Rouyn-Noranda, and Trois-Rivières |
Eastern Time 7:00 a.m. to 4:30 p.m. |
Winnipeg Tax Centre |
T1/T3 |
Alberta, British Columbia, Hamilton, Kitchener/Waterloo, London, Manitoba, Northwest Territories, Regina, Saskatoon, Thunder Bay, Windsor, and Yukon |
Central Time 7:00 a.m. to 6:00 p.m. |
| Winnipeg Tax Centre | T3 only | Laval, Sherbrooke, Montréal | Central Time 7:00 a.m. to 6:00 p.m. |
Jonquière Tax Centre |
T1 only |
Chicoutimi, Laval, Outaouais, Montréal, Montérégie-Rive-Sud, Québec, Rimouski, Rouyn-Noranda, Sherbrooke and Trois-Rivières |
Eastern Time 8:15 a.m. to 4:30 p.m. |
For questions about Auto-fill my return, Express NOA, Multi-factor authentication for T1, or for questions about T3 trust returns, contact the Individual income tax enquiries line.
For questions about filing a T2 Corporation income tax return, refer to the Corporation Internet Filing Help Desk phone numbers and hours of service.
For all other questions, contact the applicable enquiries telephone number.
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