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Data, scientific publications and information on health and environmental safety, nuclear facilities, Indigenous consultation and more.

Services and information


Topics of interest, index, doing business with the CNSC, news room, publications and top links.

A - Z

Find what you need from A-Z.

Indigenous engagement

The CNSC is working to transform how it works with Indigenous peoples.

The Canadian Nuclear Safety Commission Laboratory

The CNSC Laboratory supports the CNSC by providing sample analysis and radiation instrument calibration services.

Chief Science Officer

At the Canadian Nuclear Safety Commission (CNSC), science and evidence-based information are the foundation of regulatory decision-making and recommendations to the Commission.

Doing business with the CNSC

e-Business site, Forms, CNSC Tender Opportunities.

Learning Portal

Welcome to the CNSC's learning portal for educational resources on nuclear and radiation safety and science.

Emergency management and nuclear security

All licensee organizations must be well-prepared to respond to emergencies, and to cooperate with local, provincial, federal and international authorities.

Environmental protection

Protecting people and the environment is a top priority for the CNSC.


The CNSC offers application forms for all aspects of nuclear material licensing, personnel and equipment certification, and activity compliance reporting.


On March 11, 2011, an earthquake and tsunami struck the coast of Japan, resulting in the historic accident at the Fukushima Daiichi nuclear power plant.


The Canadian Nuclear Safety Commission (CNSC) continuously conducts and reviews health studies on a variety of areas associated with the production, possession or use of nuclear substances.

Non-proliferation: import/export controls and safeguards

Canada was the first country with substantial nuclear capability to reject nuclear weapons, and continues to be actively involved in the international promotion of the peaceful use of nuclear energy.

Independent Environmental Monitoring Program (IEMP)

The CNSC implemented its Independent Environmental Monitoring Program (IEMP) to align with Requirement 32 of the International Atomic Energy Agency (IAEA) General Safety Requirements Part 3 and to complement its ongoing compliance activities.

Nuclear facilities in Canada

Nuclear licensees operate all across Canada.

New nuclear projects

New nuclear power plant projects, Deep Geologic Repository and Uranium mines and mills.

News room

Subscribe to the Canadian Nuclear Safety Commission (CNSC) mailing list for email updates of our latest news and new information on our website.


Presentations by CNSC President and CEO, CNSC Senior Management and CNSC staff.


Protocols are administrative agreements between the CNSC and a licensee.


The Canadian Nuclear Safety Commission (CNSC) publishes a wide range of documents such as regulatory and licensing process documents for licensees, annual reports and information products.


The mandate of the Canadian Nuclear Safety Commission (CNSC) is to protect the health and safety of Canadians, as well as our environment.

Scientific and technical information

The Canadian Nuclear Safety Commission (CNSC) integrates the best available science with its decision making.


The CNSC offers a range of videos to explain different elements of the fields we regulate.

CNSC Speaker Series

The CNSC hosts guest speakers on topics of interest to CNSC staff.

International cooperation

Canada continues to be actively involved in the international promotion of the peaceful use of nuclear energy.

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