Independent safety regulation has been a hallmark of the global nuclear power sector from its beginnings. Industry and government have long understood the importance of a predictable and adaptable re...
Published date:
7 April 2022
NEA/CSNI/R(2020)14
The present report summarises the main results and learnings from the third phase of the NEA Behaviour of Iodine Project (BIP-3), which was conducted between 2016 and 2019 by the Canadian Nuclear Lab...
Published date:
15 February 2023
NEA/CSNI/R(2020)2
In order to reach a better understanding of countries’ different approaches to the evaluation of vibrations detected in piping systems and components, the NEA Committee on the Safety of Nuclear Insta...
Published date:
15 February 2023
NEA/CSNI/R(2020)8
The aim of this report is to examine whether there are any international variations in the electrical power system designs (“design variations”) of nuclear power plants that affect the system respons...
Published date:
13 January 2023
NEA/CSNI/R(2019)11
In the ASCET Phase III, the goal was to assess and develop the Phase II (blind benchmark) recommendations using additional test results. The Phase III simulations were performed using a full set of t...
Published date:
24 November 2022
The Working Group on Digital Instrumentation and Control (WGDIC) promotes harmonisation and improvements in nuclear safety through the development of regulatory guidance to address digital instrument...
Published date:
6 February 2020
Published date:
7 November 2022
Published date:
3 November 2022
Published date:
3 November 2022
CSNI and CNRA held their biannual meetings and a joint session at the NEA headquarters.
Published date:
10 June 2022
NEA/CSNI/R(2019)15
The VeRCoRs facility mock-up is a reactor containment building at 1/3 scale. The mock-up is instrumented so that its behaviour is monitored from the beginning of construction. More than 700 sensors a...
Published date:
27 September 2022
This report further explores some of the key elements presented in The Safety Culture of an Effective Regulatory Body (2016), commonly known as the NEA Green Booklet, and provides both an overview an...
Published date:
10 May 2021
NEA/CSNI/R(2020)10
Following the recommendations from the technical workshop on “Nuclear Fuel Behaviour during Reactivity-Initiated Accidents” organised by the Nuclear Energy Agency (NEA) in September 2009, a first ben...
Published date:
18 October 2022
NEA/CSNI/R(2019)13
Since its inception in 2002, the operating experience with thermal fatigue mechanisms has been an intrinsic aspect of the technical scope of CODAP, which is a joint database project within the Commit...
Published date:
11 October 2022
NEA/CSNI/R(2020)11
This report summarises the work done for the activity: “Benchmark analysis on the eXtended Finite Element Method (X-FEM) calculation technology in its use to evaluate the fracture mechanics stress in...
Published date:
6 October 2022
The Committee on Nuclear Regulatory Activities (CNRA) is an international committee created in 1989 to guide the NEA concerning safety in the regulation, licensing and inspection of nuclear installat...
Published date:
10 February 2021
NEA/CSNI/R(2011)1/REV1
This Joint Strategic Plan for the Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Installations (CSNI) takes into account the evolving status of the nucle...
Published date:
25 February 2013
Insights from Leaders in Nuclear Energy shares personal insights through a series of in-depth conversations between the OECD Nuclear Energy Agency Director-General and leading figures in the sector. ...
Published date:
15 January 2019
The Working Group on the Regulation of New Reactors (WGRNR) examines the regulatory issues of the siting, licensing and regulatory oversight for all new commercial nuclear power reactors. The WGRNR f...
Published date:
11 February 2022
The Working Party on Boiling Water Reactors (WPBWR) covers all boiling water reactors, including advanced boiling water reactors (ABWRs) and the Economic Simplified Boiling Water Reactor (ESBWR).
Published date:
11 February 2022
The CNRA believes in the importance of having a working group dedicated to safety culture. The Working Group on Safety Culture (WGSC) provides a senior level regulatory forum for exchanging informati...
Published date:
11 February 2022
The NEA Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Installations (CSNI) held their biannual meetings from 6 to 9 December 2021 and discussed the evol...
Published date:
14 December 2021
CNRA/CSNI meetings, May-June 2021.
Published date:
10 June 2021
CNRA/CSNI meetings, December 2020
Published date:
7 December 2020
The working group will be responsible for the programme of work in the CNRA regarding regulatory activities in the primary area of advanced reactors and associated installations. The term “advanced r...
Published date:
2 April 2020
NEA/CNRA/R(2019)2
This technical report describes the regulatory perspectives on safety aspects related to the fuel qualification for advanced sodium fast reactors (SFRs) and identifies topics that should be investiga...
Published date:
13 September 2021
The Working Group in Public Communication of Nuclear Regulatory Organisations (WGPC) provides a forum for nuclear regulatory organisation communicators and outreach officers to exchange information, ...
Published date:
9 April 2021
Published date:
10 August 2021
Safety inspections are a major element in the regulatory authority's efforts to ensure the safe operation of nuclear facilities
Published date:
10 February 2021
NEA/CNRA/R(2010)5
These proceedings cover the 10th International Workshop held by WGIP on regulatory inspection activities. The focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 August 2010
NEA/CNRA/R(2015)8
A workshop on challenges and enhancements to the safety culture of the regulatory body (SCRB) was held on 3 June 2015 in Paris, France. The workshop provided an invaluable opportunity for an exchange...
Published date:
7 December 2015
Regulating the long-term safety of geological disposal of radioactive waste poses special challenges due to the very long timescales involved. This report has been prepared to help foster a common un...
Published date:
30 October 2007
Published date:
12 October 2020
One of the main missions of nuclear regulators is to protect the public, and this cannot be completely achieved without public confidence. The more a regulatory process is transparent, the more such ...
Published date:
16 November 2007
Good governance and efficiency in decision making by governmental authorities are increasingly dependent upon mutual trust and confidence between those authorities and the public. This workshop provi...
Published date:
16 May 2001
NEA/CNRA/R(1992)3
This report provides the proceedings of the WGIP international workshop held from August 29 to September 4, 1992 at the Technical Training Center of the US NRC in Chattanooga, Tennessee.
The objectiv...
Published date:
1 January 1992
NEA/CNRA/R(1994)4
This is the proceedings of the WGIP International Workshop held on 23-25 May 1994 in Helsinki (Finland).
The main objectives were:
- To meet with inspectors from other organisations,
- To exchange inf...
Published date:
1 January 1994
NEA/CNRA/R(1996)1
An International Workshop on Steam Generator Tube Integrity in Nuclear Power Plants, sponsored by the Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Inst...
Published date:
1 January 1996
NEA/CNRA/R(1997)1
This was the 3rd international workshop held by WGIP on regulatory inspection activities. The focus of this workshop was on 3 main topics: Inspection Planning, Plant Maintenance and Assessment of Saf...
Published date:
1 January 1997
NEA/CNRA/R(1999)2
These proceedings cover the 4th international workshop held by WGIP on regulatory inspection activities. The focus of this workshop was regulatory inspection activities in 3 main areas; Older Operati...
Published date:
11 March 1999
NEA/CNRA/R(2001)4
These proceedings cover the 5th International Workshop held by WGIP on regulatory inspection activities.
The focus of this workshop was regulatory inspection activities in 3 main areas: activities re...
Published date:
20 July 2001
NEA/CNRA/R(2001)5
This appendix to the workshop proceedings contains a compilation of the responses to the survey issued to all participants.
These proceedings cover the 5TH International Workshop held by WGIP on regu...
Published date:
23 July 2001
Published date:
11 February 2003
NEA/CNRA/R(2003)2
For preparation of the workshop held by the Working Group of Inspection Practices in May 2002 in Veracruz (Mexico), participants were invited to supply their national inspection approaches used in in...
Published date:
11 February 2003
NEA/CNRA/R(2005)2
In some countries, there is a growing demand for information about NPP performance from the executives, public and media. Such a demand has to be responded to and the information provided need to be ...
Published date:
11 May 2005
NEA/CNRA/R(2005)4
The NEA Committee on Nuclear Regulatory Activities (CNRA) believes that an essential factor in ensuring the safety of nuclear installations is the continuing exchange and analysis of technical inform...
Published date:
27 June 2005
NEA/CNRA/R(2007)1
The NEA Committee on Nuclear Regulatory Activities (CNRA) believes that an essential factor in ensuring the safety of nuclear installations is the continuing exchange and analysis of technical inform...
Published date:
26 April 2007
NEA/CNRA/R(2008)6
CNRA held several workshops in 1996 and 2001 on the licensing of Digital I&C Systems and a Joint CSNI/CNRA Task Group presented a study on research and regulatory needs in this are in 2006. This work...
Published date:
8 July 2008
NEA/CNRA/R(2010)1
These proceedings cover the 9th International Workshop held by the WGIP on regulatory inspection. THe focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 February 2010
NEA/CNRA/R(2010)6
This appendix supports the proceedings of the 10th International Workshop held by WGIP on regulatory inspection activities [NEA/CNRA/R(2010)5]. The workshop was hosted by the ministry of Housing, Spa...
Published date:
4 August 2010
