Canadian Nuclear Safety Commission
canada.ca
Imported from official source
Regulator in Canada; safety publications from its own official source.
Publications 25
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Public hearing on Pickering Nuclear Generating Station and Waste Management Facility
Ottawa, Ontario – Part 2 of a 2-part public hearing held by the Canadian Nuclear Safety Commission (CNSC) will take place from October 6 to 9, 2026, to consider an application from Ontario Power Ge...
Announcement -
Commission authorizes increase to intermediate reactor power levels at Bruce Power’s Bruce A and B Nuclear Generating Stations
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to amend the licensing basis for the Bruce A and B Nuclear Generating Stations to increase intermediate power levels.
Announcement -
Commission amends the licensing basis for Bruce Power’s Bruce A and B Nuclear Generating Stations
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to amend the licensing basis for lutetium-177 production at the Bruce A and B Nuclear Generating Stations.
Announcement -
Commission renews Hydro-Québec’s power reactor decommissioning licence for the Gentilly-2 Facilities
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to renew Hydro-Québec’s power reactor decommissioning licence for its Gentilly-2 Facilities for a period of 20 years.
Announcement -
Public hearing on Pickering Nuclear Generating Station and Waste Management Facility
On June 23, the Canadian Nuclear Safety Commission (CNSC) will hold the first part of a 2-part public hearing to consider the application from Ontario Power Generation to refurbish Pickering Nuclea...
Announcement -
Public meeting of the Canadian Nuclear Safety Commission on BWXT Nuclear Energy Canada (mid-term update)
The Canadian Nuclear Safety Commission will hold a public meeting in Peterborough on May 27 and 28, 2026, to receive a mid-term update from BWXT Nuclear Energy Canada on licensed activities at its ...
Announcement -
Commission renews Saskatchewan Research Council’s nuclear substances and radiation devices licence for its Gunnar historic uranium mine and mill site
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to renew the Saskatchewan Research Council’s nuclear substances and radiation devices licence for the Gunnar histor...
Announcement -
Commission issues a site preparation and construction licence to NexGen Energy Ltd. for its Rook I Project
Backgrounder – Canadian Nuclear Safety Commission issues a site preparation and construction licence to NexGen Energy Ltd. for its Rook I Project
Announcement -
Commission issues a licence to NexGen Energy Ltd. authorizing site preparation and construction of its Rook I Project
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to issue a licence to NexGen Energy Ltd. to prepare a site for and construct its Rook I Project.
Announcement -
Commission issues a licence to Denison Mines Corp. authorizing site preparation and construction of its Wheeler River Project
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to issue a licence to Denison Mines Corp. to prepare a site for and construct its Wheeler River Project.
Announcement -
Commission issues a site preparation and construction licence to Denison Mines Corp. for its Wheeler River Project
Backgrounder – Canadian Nuclear Safety Commission issues a site preparation and construction licence to Denison Mines Corp. for its Wheeler River Project
Announcement -
Public hearing on Rook I uranium mine and mill project in northern Saskatchewan
From February 9 to 12 the Canadian Nuclear Safety Commission will hold the second part of a 2-part public hearing to consider NexGen Energy Limited's proposed Rook I uranium mine and mill project, ...
Announcement -
Public hearing on Wheeler River mine and mill project in northern Saskatchewan
From December 8 to 11 2025, the Canadian Nuclear Safety Commission will hold the second part of a public hearing to consider the Wheeler River mine and mill project proposed by Denison Mines Corpor...
Announcement -
Commission renews Ontario Power Generation Inc.’s power reactor operating licence for its Darlington Nuclear Generating Station
Today, the Canadian Nuclear Safety Commission announced the independent Commission’s decision to renew Ontario Power Generation Inc.’s power reactor operating licence for its Darlington Nuclear Gen...
Announcement -
Commission renews Nordion (Canada) Inc.'s Class IB nuclear substance processing facility licence for a period of 25 years
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to renew the Class IB nuclear substance processing facility operating licence issued to Nordion (Canada) Inc. (Nord...
Announcement -
Keynote address by President Pierre Tremblay at the 28th International Conference on Structural Mechanics in Reactor Technology
On August 11, 2025, Pierre Tremblay, CNSC President and CEO, delivered a keynote address at the 28th International Conference on Structural Mechanics in Reactor Technology.
Announcement -
Commission authorizes Ontario Power Generation to construct and operate the Pickering Component Storage Structure at Pickering Waste Management Facility
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to authorize Ontario Power Generation to construct and operate the Pickering Component Storage Structure at the Pic...
Announcement -
Commission amends Ontario Power Generation’s operating licence for the Darlington Nuclear Generating Station to authorize the production of lutetium-177 and yttrium-90
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to amend Ontario Power Generation’s power reactor operating licence for the Darlington Nuclear Generating Station t...
Announcement -
Commission releases the final set of decommissioned Beaverlodge properties from licensing and revokes Cameco Corporation’s Beaverlodge waste facility operating licence
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to release the final set of 27 decommissioned Beaverlodge properties from licensing under the Nuclear Safety and Co...
Announcement -
Keynote address by President Pierre Tremblay at the 2025 Canadian Nuclear Association conference
On April 17, 2025, Pierre Tremblay, CNSC President and CEO, delivered a keynote address at the Canadian Nuclear Association annual conference and tradeshow.
Announcement -
Commission authorizes Ontario Power Generation Inc. to construct 1 BWRX-300 reactor at the Darlington New Nuclear Project site
Today, the Canadian Nuclear Safety Commission (CNSC) announced the Commission’s decision to issue a power reactor construction licence to Ontario Power Generation Inc. (OPG) to construct 1 General ...
Announcement -
Canadian Nuclear Safety Commission announces decisions on regulatory orders issued to Best Theratronics Ltd.
Today, the Canadian Nuclear Safety Commission (CNSC) announced the decisions on the reviews of 2 orders issued to Best Theratronics Ltd. in response to regulatory non-compliance at its medical devi...
Announcement -
Commission renews Canadian Nuclear Laboratories Ltd.’s decommissioning licence for Whiteshell Laboratories
Today, the Canadian Nuclear Safety Commission announced the Commission’s decision to renew the decommissioning licence held by Canadian Nuclear Laboratories Ltd. for a 3-year period for its Whitesh...
Announcement -
Federal Court of Appeal upholds Federal Court ruling on REGDOC-2.2.4, Fitness for Duty, Volume II: Managing Drug and Alcohol Use
The Federal Court of Appeal has upheld a Federal Court ruling on the validity of pre-placement and random alcohol and drug testing requirements imposed by Volume II, for workers holding safety-crit...
Announcement