Contact Us

To Report a Nuclear Incident:

General Inquiries:
Telephone: 613-995-5894 or 1-800-668-5284 (in Canada)

Media Inquiries:
Telephone: 613-996-6860 or 613-995-2903
Fax: 613-995-5086

e-business Technical Support
Telephone: 1-888-229-2672

Email and General Contact Information

The Canadian Nuclear Safety Commission (CNSC) welcomes your questions, comments, suggestions and feedback.  CNSC is committed to providing you with a Web site that respects your privacy.  The personal information on this form is required if you would like the CNSC to contact you with regards to your inquiry and/or comments.  Please see our Privacy Act statement for more information.

Please use this form to contact us

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By subscribing, you will receive information such as:
  • CNSC Regulatory publications
  • CNSC Information publications
  • Media Centre updates
  • Commission documentation
  • Information Bulletins
  • Other informative CNSC messages

Mailing address:

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

Telephone: 1-800-668-5284 (in Canada) or 613-995-5894 (outside Canada)
Fax: 613-995-5086

Job Applications and Job Inquiries

All applications must be submitted online through Current Openings or Future Opportunities pages. Please do not fax or email your applications.

If you have any technical difficulties when submitting your resume or receive an error message, please send an email to or phone 1 877-427-7717.

Commission Hearings and Meetings

Telephone: 613-996-9063 or 1-800-668-5284
Fax: 613-995-5086

Participant Funding Program

Telephone: 613-947-6382 or 1-800-668-5284 (toll-free)
Fax: 613-995-5086

Environmental Assessment Division

Phone: 1-800-668-5284
Fax: 613-995-5086


Phone: 1-800-668-5284
Fax: 613-995-5086

Nuclear Substance, Radiation Device and Class II Nuclear Facilities

Telephone: 1-888-229-2672

Regulations and Regulatory Documents


Research and Support Program


Laboratory Services

3484 Limebank Road
Ottawa, Ontario
K1V 1E1

Telephone: 613-998-4993
Fax: 613-998-3209

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

Site Offices

CNSC Bruce NGS-A Site Office
Technical Building
Tiverton, ON
P.O. Box 3000
N0G 2T0
Telephone: 519-361-4010
Fax: 519-361-7507

CNSC Bruce NGS-B Site Office
Tiverton, ON
P.O. Box 4000
N0G 2T0
Telephone: 519-361-3089
Fax: 519-361-7207

CNSC Chalk River Laboratories Site
Building 432, Mail Station 13
Chalk River, ON
K0J 1J0
Telephone: 613-584-4944
Fax: 613-584-9077

CNSC Pickering NGS-A & B Site Office
1675 Montgomery Park Rd.
Gate 1
Admin Building
Pickering, ON
L1V 2R5
Telephone: 905-831-8195
Fax: 905-831-9849

Point Lepreau Site Office
P.O. Box 600
Lepreau, NB
E5J 2S6
Telephone: 506-659-7768
Fax: 506-659-2418

Darlington NGS-A Site Office
P.O. Box 4000
Bowmanville, ON
L1C 3Z8
Telephone: 905-697-7430
Fax: 905-623-5963

CNSC Gentilly-2 Site Office
4900 Bécancour Boulevard
Bécancour, QC
G9H 3X3
Telephone: 819-298-4334
Fax: 819-298-2544

The Privacy Act Statement

The Canadian Nuclear Safety Commission (CNSC) is committed to providing visitors with a Web site that respects their Privacy

The personal information collected on this form is collected under the authority of the Communications Policy of the Government of Canada and section 7 of the Financial Administration Act (FAA).  The personal information on this form is required if you wish for CNSC to contact you with regards to your inquiry and/or comments.  Any personal information collected in this form is protected under the Privacy Act and disposed of, in accordance with applicable legislative requirements.  The personal information collected is described in Standard PIB PSU 904 (Automated Document, Records, Information Management Systems) in the InfoSource Publication.