DS539 Licensing Process for Nuclear Installations Revision of Safety Guide SSG-12

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DS539 is a revision of the safety guide SSG-12, focusing on the licensing process for nuclear installations. It provides recommendations, steps of the licensing process, and an overview of the document. The status of the document outlines the preparation, review, and approval steps leading to the target publication date. Updates include guidance on small modular reactors and regulatory cooperation.

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DS539 Licensing Process for Nuclear Installations Revision of Safety Guide SSG-12 49thMeeting of the Transportation Safety Standards Committee (TRANSSC) Agenda Item 2.4 18-22 November 2024 Name : Division: Nuclear Installation Safety Section: Regulatory Activities Section International Atomic Energy Agency Brett RINI

Background DS539 is a revision of SSG-12, Licensing Process for Nuclear Installations SSG-12, issued in 2010, has constituted an important roadmap for regulatory bodies in the development of the licensing process for nuclear installations. As is, it remains a proven guide for regulatory bodies in the majority of the licensing cases for nuclear installations. However, Member States will benefit from an update to include adjustments and additional guidance in light of the recent developments. Changes driven by publications or revisions to other IAEA Safety Standards since 2010. Changes needed to provide guidance to Member States on licensing of small modular reactors (SMRs), including regulatory cooperation. The consideration of safeguards requirements early in the design process. Lead Committee: NUSSC Other review committees: EPReSC, NSGC, RASSC, TRANSSC, WASSC

Overview of the Document The objective of DS539 remains essentially unchanged The information in DS539 includes: General Recommendations on the Licensing Process: Definitions, basic licensing principles, roles and responsibilities for regulatory body and for applicant or licensee, main contents of a license, public participation, graded approach Steps of the Licensing Process: Alternative process for combined licenses, siting and site evaluation, design, construction, commissioning, operation, decommissioning, release from regulatory control Appendices: Examples of Documents to be Submitted to the Regulatory Body Licensing of Small Modular Reactors (NEW)

Status of the Document STEP 1: Preparing a DPP STEP 2: Internal review of the DPP (Coordination Committee) STEP 3: Review and approval of the DPP by the review Committee(s) STEP 4: Review and approval of the DPP by the CSS STEP 5: Preparing the draft publication STEP 6: First internal review of the draft publication (Coordination Committee) STEP 7: First review of the draft by the review Committee(s) (submission to MS) STEP 8: Soliciting comments by Member States STEP 9: Addressing comments by Member States STEP 10: Second internal review of the draft (Coordination Committee) STEP 11: Second review of the draft publication by the review Committee(s) STEP 12: Editing of the draft publication in MTCD and endorsement by CSS STEP 13: Approval by the Board of Governors (for SF and SR only) STEP 14: Target publication date DONE DONE (Apr 22) DONE (Jun 22) DONE (Nov 22) DONE (Jun 24) DONE (Jul 24) Oct-Nov 2024 Q1 2025 Q3 2025 Q4 2025 Q4 2025 Q2 2026 Q1 2027

Status of the Document The DPP was approved by the Committees in June 2022, and by CSS in November 2022. The majority of the effort was focused on development of a new Appendix on SMR licensing; however, the effort also included updating the body of the guide, as needed. The work was primarily performed via a series of five Consultancy Meetings and one Home Based Assignment (involving one expert), from 2023-2024. The first draft was posted on webpage for SSCs review in August 2024, and comments were received by 14 October 2024. Table of resolution of SSCs comments posted along with the revised version of the draft incorporating comments posted on 22 October 2024. Submission to the Committees for approval to proceed to Step 8 for soliciting comments from Member States.

Overall SSC Member Comments 447 comments received from EPReSC, NUSSC, WASSC Comments received from 19 countries and 1 organisation: Australia, Belgium, Brazil, Canada, China, ENISS, Finland, Germany, India, Iran, Israel, Republic of Korea, Kingdom of the Netherlands, Pakistan, Poland, Russian Federation, Saudi Arabia, Sweden, United Kingdom, United States Majority of the comments were accepted or accepted with modification 231 comments accepted; 93 comments accepted with modification (72%) 123 comments rejected (28%) Note: NSGC did not receive the draft document concurrently with the other Committees and will be able to review prior to the December NSGC meeting.

SSC Member Comments: Summary Number of Comments SSC Member States Belgium, Brazil, Canada, China, ENISS, Finland, Germany, Iran, Israel, Republic of Korea, Japan, Kingdom of the Netherlands, Pakistan, Poland, Russian Federation, Saudi Arabia, Sweden, United Kingdom, United States NUSSC 367 WASSC EPReSC Total 41 39 447 Australia, Germany, India, Republic of Korea Australia, Canada, Iran

SSC Member Comments: Summary Most accepted or accepted but modified comments were for clarification, minor word changes, editorial changes, consistent use of terminology, inclusion of additional references (this will be handled at a later stage). Regarding rejected comments, some proposed duplicating or expanding text in areas that would be redundant; proposed language that would make the document overly specific or less broadly applicable; or proposed recommendations that may not be implementable by all Member States. All comments were addressed. Comment resolution tables have been shared, and no objections have been received. Note: No comments were received from TRANSSC members.