Technical Support

Frequently asked questions — Individuals:

Frequently asked questions — Businesses and professional representatives:

Didn't find what you were looking for? We can help!

By telephone

Québec City:
418 659-2281
Montréal:
514 873-3474
Elsewhere in Canada United States:
1 866 423-3234 (toll-free)

Persons with a hearing impairment

Montréal:
514 873-4455
Elsewhere:
1 800 361-3795 (toll-free)

Hours of availability for telephone service

Online services

Online Services Technical Support Calendar

Filing the income tax return using NetFile Québec

NetFile Québec Assistance Service Calendar

Registration and authorization of tax preparers and professional representatives

Monday to Friday:
8 a.m. to 6 p.m.

See the list of holidays to find out when our client services are closed.

By secure email

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