REGDOC-2.7.1, Radiation Protection

The Canadian Nuclear Safety Commission (CNSC) provides guidance on radiation protection programs, worker dose control and radiological hazard control to ensure the protection of workers and the public.

Overview

This document provides clear guidance on the requirements that licensees and applicants must follow to implement adequate measures for radiation protection.

REGDOC-2.7.1 history

Date	Milestone	Document
April 2025	Publication of Version 1.1	REGDOC-2.7.1, Version 1.1
July 29, 2021	Publication of Version 1	REGDOC-2.7.1, Version 1
June 8, 2021	Approved by the Commission
November 26, 2020, to January 11, 2021	Additional consultation	Comments and feedback are available upon request
March 21 to September 13, 2019	Consultation	REGDOC-2.7.1 (draft) Comments and feedback are available upon request
May 2010	Publication	GD-150, Designing and Implementing a Bioassay Program [PDF | 40 pages, 1618 KB]
July 2006	Publication	G-313, Radiation Safety Training Programs for Workers Involved in Licensed Activities with Nuclear Substances and Radiation Devices, and with Class II Nuclear Facilities and Prescribed Equipment [PDF | 52 pages, 293 KB]
October 2004	Publication	G-129, Revision 1, Keeping Radiation Exposures and Doses "As Low as Reasonably Achievable (ALARA)" [PDF | 15 pages, 154 KB]
June 2003	Publication	G-91, Ascertaining and Recording Radiation Doses to Individuals [PDF | 13 pages, 71 KB]
March 2001	Publication	G-228, Developing and Using Action Levels [PDF | 16 pages, 153 KB]
May 2000	Publication	G-121, rev.1, Radiation Safety in Educational, Medical and Research Institutions [PDF | 33 pages, 94 KB]

Contact us

For questions or further information:

Email: cnsc.info.ccsn@cnsc-ccsn.gc.ca

Canadian Nuclear Safety Commission
280 Slater St
PO Box 1046 Stn B
Ottawa ON  K1P 5S9

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

Related links

• List of published regulatory documents
• Draft regulatory documents open for comment