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Document History of REGDOC-2.6.3, Aging Management

View [HTML version of REGDOC-2.6.3] [PDF version of REGDOC-2.6.3]


This document sets out requirements and guidance for the appropriate and proactive management of aging in the different phases of a nuclear power plant's lifecycle. This document provides a framework within which codes and standards can be applied so that physical aging and obsolescence of structures, systems and components are effectively managed.

This document focuses on licensees' management of the aging of structures, systems and components of a nuclear power plant, and is part of the Fitness for Service series of the CNSC's regulatory framework. The other documents in this series are RD/GD-98 Reliability Programs for Nuclear Power Plants, and RD/GD-210, Maintenance Programs for Nuclear Power Plants, both published in 2012.

REGDOC-2.6.3 replaces RD-334, Aging Management of Nuclear Power Plants which was published in June 2011.

Status: published March 2014

Document Milestone Dates Links
Consultation June 26, 2013 to August 30, 2013 View News Release 13-20
View the consultation version of Draft REGDOC-2.6.3
(Draft REGDOC-2.6.3 HTML) (Draft REGDOC-2.6.3 PDF)
Invitation to provide feedback on comments received September 11, 2013 to October 1, 2013 View the comments received:
Publication March 19, 2014

View News Release 14-08

View the consultation report

Contact information

For questions and information related to REGDOC-2.6.3, Aging Management, please contact:

Directorate of Assessment and Analysis

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

Telephone: 1-800-668-5284 (Canada only)
Fax: 613-995-5086

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