EFILE Helpdesk support


Contact your designated EFILE Helpdesk at the phone number indicated on your EFILE Renewal/Registration Confirmation page for the following activities:

The following chart outlines the offices of responsibility for the above activities:

Help desk information
EFILE helpdesks
Program EFILERS served by tax services offices in: Hours of Operation
Monday to Friday

Sudbury Tax Centre
1050 Notre-Dame Avenue
Sudbury ON P3A 5C1
Local and long distance calls:
1-800-361-6283
Fax: 1-833-494-0790

T1, T2 and T3 Barrie, Belleville, Kingston,
Montréal, New Brunswick,
Newfoundland and Labrador,
Nova Scotia, Nunavut,
Ottawa, Outaouais,
Peterborough, Prince Edward Island,
Sherbrooke, 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
Post Office Box 14000, Station Main
Winnipeg MB R3C 3M2
Local and long distance calls:
1-800-461-1806
Fax: 1-833-494-1381

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
2251 René-Lévesque Blvd
Jonquière QC G7S 5J2
Local and long distance calls:
1-855-699-4640
Fax: 1-833-474-0425

T1 and T2

Chicoutimi, Laval,
Montérégie-Rive-Sud,
Québec, Rimouski, Rouyn-Noranda,
and Trois-Rivières

Eastern time

8:15 a.m. to 4:30 p.m.

 

Refer to the chart below for enquiries related to:

Help desk information
EFILE helpdesks
Program EFILERS served by tax services offices in: Hours of Operation
Monday to Friday

Sudbury Tax Centre
1050 Notre-Dame Avenue
Sudbury ON P3A 5C1
Local and long distance calls:
1-800-361-6283
Fax: 1-833-494-0790

T1/T3 Barrie, Belleville, Kingston, New Brunswick,
Newfoundland and Labrador,
Nova Scotia, Nunavut,
Ottawa, Outaouais,
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 T1 only  Montréal, Sherbrooke

Eastern Time

7:00 a.m. to 4:30 p.m.

Sudbury Tax Centre T3 only Chicoutimi, Montérégie-Rive-Sud,
Québec, Rimouski, Rouyn-Noranda,
and Trois-Rivières

Eastern Time

7:00 a.m. to 4:30 p.m.

Winnipeg Tax Centre
Post Office Box 14000, Station Main
Winnipeg MB R3C 3M2
Local and long distance calls:
1-800-461-1806
Fax: 1-833-494-1381

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
2251 René-Lévesque Blvd
Jonquière QC G7S 5J2
Local and long distance calls:
1-855-699-4640
Fax: 1-833-474-0425

T1 only

Chicoutimi, Laval,
Montérégie-Rive-Sud,
Québec, Rimouski, Rouyn-Noranda,
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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