The Commission - CNSC Online - Canadian Nuclear Safety Commission

The Commission

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The Commission

Table of contents

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The Commission

The Commission

Open and transparent and the most secure in the world.

The Commission is the administrative tribunal of the CNSC. It is responsible for making nuclear regulations and deciding whether or not nuclear projects should be authorized.

In its decisions, the Commission considers above all the health, safety and security of people, the environment, and Canada's international obligations.

The Commission

A Clear Mandate: Safety First

The Commission reports directly to Parliament through the Minister of Natural Resources.

Decisions made by the Commission can only be appealed in the Federal Court.

Commission Members are independent from government and industry.

Members are appointed by the Governor in Council and selected for their expertise in areas such as engineering, environment, mining, and medicine.

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The Commission

An Open and transparent process

The map of commission The Commission Commission Member Documents (CMDs) Applicant or licensee Webcast and public access Gallery open to the public and media Intervenors provide their viewpoint Communities CNSC experts provide feeback

The Commission holds public hearings to review environmental assessments and licence applications for major nuclear facilities, such as uranium mines and nuclear power plants. The Commission also holds meetings and public forums to examine specific regulatory matters and discuss the performance of nuclear facilities.

Click the markers to learn about who takes part in a Commission hearing.

The Commission

The Commission is made up of seven permanent members including the President of the CNSC.

Commission Member Documents (CMDs)

When the Commission makes decisions about nuclear activities, many people and organizations submit information. These submissions are called Commission Member Documents, or CMDs.

Applicant or licensee

The applicant or licensee gives information on the scope of its project and how safety requirements will be met.

Webcast and public access

People who cannot attend a public hearing or meeting may watch it live online at

Gallery open to the public and media

Members of the public and reporters are welcome to attend hearings and meetings. The Commission holds its proceedings in Ottawa or in communities near planned or existing nuclear facilities.

Intervenors provide their viewpoint

Intervenors can also give their opinions and submit information. They present information on the specific hearing subject that they believe the Commission should hear.


To promote openness and transparency, the Commission conducts hearings in the communities affected by its decisions.

CNSC experts provide feeback

CNSC Staff analyze the information that the applicant or licensee gives. The staff offer their opinion and advice to the Commission to assist in their decision making.

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The Commission

Fast Fact

Information sessions

A public information session in Port Hope, Ontario

The CNSC is transparent in its dealings with Canada's nuclear energy sector.

The CNSC has an obligation to provide Canadians with full information about activities taking place in the nuclear sector, including its dealings those who hold nuclear licenses.

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The Commission

We consult with Aboriginal Peoples

The CNSC consults with Canada's Aboriginal peoples about some of its decisions-especially if a decision could negatively affect Aboriginal people's rights.

In such cases, CNSC staff make a point of getting Aboriginal peoples involved early in the decision-making process.

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The Commission


Canadians have asked us for financial help so that they can participate more easily in our work. The CNSC is pleased to provide help through the Participant Funding Program.

We value the participation of Canadians for the information it brings.

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PFP - Participant Funding Program
You can subscribe to CNSC's Web site for PFP updates. You can also send your comments to the Participant Funding Program administrator by email at

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The Commission

Fast Fact

Canadian law requires all uranium-mining companies to conduct extensive decommissioning to return their sites to a natural state. They must develop plans and ensure financing for decommissioning before the mine is licensed for construction.

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The Commission

We communicate with Canadians

Public proceedings are advertised well in advance in the media, through social media and our Web site.

The Commission makes the information it reviews available to the public - helping people to make informed opinions about nuclear activities.

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The Commission

Fast Fact

Watch a Public Commission Hearing or Meeting online

Did you know that you can also participate in or observe a Commission Tribunal hearing, an environmental assessment, or comment on a draft Regulatory Document or a Proposed Amendment to a Regulation?

You can also attend CNSC 101 Information Sessions for Stakeholders.

All public Commission hearings are broadcast and archived online.

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The Commission

Find out more about us

Participate and Contribute