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Contact us

 

The Charter of the French language and its regulations govern the consultation of English-language content.

By phone

Canada and the U.S.: 1 844 838-0808

For calls from outside Canada and the U.S.: 1 514 906-3250

Telephone service operating hours

  • Monday: 8:00 a.m. to 4:30 p.m.
  • Tuesday: 8:00 a.m. to 4:30 p.m.
  • Wednesday: 9:30 a.m. to 4:30 p.m.
  • Thursday: 8:00 a.m. to 4:30 p.m.
  • Friday: 8:00 a.m. to 4:30 p.m.

Telephone service is not available on statutory holidays.

Respect and courtesy

At CNESST, you are entitled to courteous, efficient and professional service. In return, our employees are entitled to respect. No form of threat, violence or discrimination will be tolerated.

Make sure you have the following information on hand:

For a worker’s file
  • File number
  • Date of event 
For an employer’s file
  • Quebec enterprise number (NEQ) or legal entity number (ENL)

Online

You can send us your questions using the online request for information form.

Online request for information

Using our online services

Employers and workers

You can send us your document by secure messaging, available in Mon Espace CNESST.

In addition to a file on labor standards – complaints and recourses

To submit a document related to a labour standards complaint or recourse, use the electronic transmission of documents service.

Health care professionals

If you are a health care professional, you can submit a report, a form or any other document related to a compensation-rehabilitation file using our online document submission service (in French only).

Workers’ representatives

If you are a workers’ representative, you can submit a form or any other document related to a compensation-rehabilitation file using our online document submission service (in French only).


By fax

Document related to a compensation and rehabilitation file

You can fax us your document at 1 855 722-8081.


By mail

You can also send us documents by mail:

CNESST
C. P. 1200, succ. Terminus
Québec (Québec)  G1K 7E2

Follow-up of a compensation request following a work accident or occupational disease

You can consult your file in Mon Espace CNESST, to find out, among other things, whether a decision has been rendered in your file or if a new communication has been placed in your file.

You can also contact the person in charge of your file.

Appointment with the person in charge of your file

Please check your appointment notice for instructions concerning your appointment. If you have lost the address, contact the person responsible for your file.

Our Valleyfield office is temporarily closed. We invite you to use our online services or our telephone services.
Consult our office locations as needed.
Notifying the CNESST of a change in your situation

You can make a change to a compensation and rehabilitation file via Mon Espace CNESST. Select the option Signaler l’évolution de ma situation.

For all other types of files, contact the person responsible for your file by phone.

Reimbursement of amounts overpaid

For reimbursement of amounts overpaid (in French only), contact your bank.

You can contact the on-call inspector by calling 1 844 838-0808, option 1. You will remain anonymous.