General Information – Businesses
Frequently asked questions:
- How do I register a business with Revenu Québec?
- How do I change my GST/HST and QST filing frequency?
- How do I change my remittance frequency for source deductions and employer contributions?
- How do I apply for the cancellation of interest, penalties or charges?
Didn't find what you were looking for? We can help!
By telephone
Québec City:
418 659-4692
Montréal:
514 873-4692
Elsewhere in Canada or the United States:
1 800 567-4692 (toll-free)
Persons with a hearing impairment
Montréal:
514 873-4455
Elsewhere:
1 800 361-3795 (toll-free)
Hours of availability for telephone service
Monday, Tuesday, Thursday and Friday:
8:30 a.m. to 4:30 p.m.
Wednesday:
10:00 a.m. to 4:30 p.m.
See the list of holidays to find out when our client services are closed.
By mail
Montréal, Laval, Laurentides, Lanaudière, Montérégie, Estrie and Outaouais
Direction principale des relations avec la clientèle des entreprises
Revenu Québec
C. P. 3000, succursale Place-Desjardins
Montréal (Québec) H5B 1A4
Québec City and other regions
Direction principale des relations avec la clientèle des entreprises
Revenu Québec
3800, rue de Marly
Québec (Québec) G1X 4A5
By secure email
At our office
Note
Wait times will likely be reduced if you have been given an appointment after calling our client services. People with appointments have priority.
See the list of holidays to find out when our client services are closed.