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Contact us


If you correspond with the CNSC in any way, your personal information may be used as part of the public record. Read our terms and conditions for more information.

General inquiries
Telephone: 613-947-7516 or
1-800-668-5284 (toll free in Canada and the U.S.)
Fax: 613-995-5086

Mailing address

Canadian Nuclear Safety Commission
280 Slater Street, P.O. Box 1046, Station B
Ottawa, ON  K1P 5S9

Other inquiries

Commission hearings and meetings

To request an opportunity to be heard before the Commission, copies of Commission documents, or for questions about upcoming proceedings:
Telephone: 613-858-7651 or 1-800-668-5284
(toll free in Canada and the U.S.)

Regulations and regulatory documents

To comment on draft regulations, regulatory documents or discussion papers or to provide feedback on the CNSC's regulatory framework:

Participant Funding Program

To submit an application to the Participant Funding Program:
Telephone: 613-992-8469 or 1-800-668-5284
(toll free in Canada and the U.S.)


To apply for a job with the CNSC:
Career Applications
For technical support when submitting your resume:
Telephone: 613-944-3082 or 613-943-4924

Media inquiries

News media and journalists can inquire at:
Telephone: 613-996-6860

Licensing and certification

  • Annual compliance report filing
    To file an annual compliance report for nuclear substances, radiation devices and Class II equipment and facilities:
  • Exporting and importing
    To request an export or import licence for nuclear substances:
  • Exposure device operator certification
    For information about exposure device operator certification:
    Telephone: 613-991-3054
  • Nuclear substances
    To inquire about a CNSC licence for nuclear substances and radiation devices:
    Telephone: 1-888-229-2672
    (toll free in Canada and the U.S.)

Employee Directory

Search the Government of Canada electronic directory

Access to information and privacy

Submit an access to information request to the CNSC:
Telephone: 613-947-7669

Submit an access to information request through the Government of Canada’s ATIP Online Request Service .

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Subscribe to CNSC's website by email and RSS

CNSC regional offices

CNSC Western Regional Office
220 4th Avenue S.E., Suite 670
Calgary, AB  T2G 4X3
Telephone: 403-292-5181
Fax: 403-292-6985
CNSC Uranium Mines and Mills Division
Saskatoon Office
101 22nd Street E., Suite 520
Saskatoon, SK  S7K 0E1
Telephone: 306-975-6372
Fax: 306-975-6387
CNSC Southern Ontario Regional Office
5800 Hurontario Street
10th Floor, Suite 10-75
Mississauga, ON  L5R 4B4
Telephone: 905-803-5316
Fax: 905-803-5173
CNSC Central Regional Office
280 Slater Street, 9th Floor
Ottawa, ON  K1P 5S9
Telephone: 1-888-229-2672
Fax: 613-995-5086
CNSC Eastern Regional Office
1575 Chomedey Blvd., Room 221
Laval, QC  H7V 2X2
Telephone: 450-973-5766
Fax: 450-973-5779

CNSC site offices at nuclear power plants

Bruce Nuclear Generating Station, CNSC site office
177 Tie Road – B10 Office
Tiverton, ON  N0G 2T0
Telephone: 519-361-3089
Fax: 519-361-7507
CNL Chalk River Laboratories, CNSC site office
Building 700C, 286 Plant Road
Chalk River, ON K0J 1J0
Telephone: 613-584-4944
Fax: 613-584-9077
Pickering Nuclear Generating Station, CNSC site office
1675 Montgomery Park Rd.
Gate 1, Admin Building
Pickering, ON  L1V 2R5
Telephone: 905-831-8195
Fax: 905-831-9849
Point Lepreau Generating Station, CNSC site office
P.O. Box 600
Lepreau, NB  E5J 2S6
Telephone: 506-659-7768
Fax: 506-659-2418
Darlington Nuclear Generating Station,
CNSC site office
P.O. Box 4000
Bowmanville, ON  L1C 3Z8
Telephone: 905-697-7430
Fax: 905-623-5963

Privacy Act Statement

The Canadian Nuclear Safety Commission (CNSC) is committed to providing visitors with a website that respects their privacy. Any personal information collected by the CNSC is collected under the authority of the Communications Policy of the Government of Canada and section 7 of the Financial Administration Act. Some personal information is required if you wish the CNSC to contact you about your inquiry and/or comments. All personal information is protected under the Privacy Act and disposed of in accordance with legislative requirements. Personal information is described in Standard PIB PSU 904 (Automated Document, Records, Information Management Systems) in the Government of Canada's Info Source Publications .

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