{"abstract":"The U.S. Nuclear Regulatory Commission (NRC) is amending its regulations to update the design to reflect changes provided by Westinghouse Electric Company LLC and to extend the duration of the AP1000 design certification for an additional 5 years. The NRC is also issuing an environmental assessment.","action":"Direct final rule and issuance of environmental assessment.","agencies":[{"raw_name":"NUCLEAR REGULATORY COMMISSION","name":"Nuclear Regulatory Commission","id":383,"url":"https://www.federalregister.gov/agencies/nuclear-regulatory-commission","json_url":"https://www.federalregister.gov/api/v1/agencies/383","parent_id":null,"slug":"nuclear-regulatory-commission"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2021/09/22/2021-20226.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"52","title":10}],"citation":"86 FR 52593","comment_url":null,"comments_close_on":"2021-10-22","correction_of":null,"corrections":["https://www.federalregister.gov/api/v1/documents/C1-2021-20226"],"dates":"The final rule is effective December 6, 2021, unless significant adverse comments are received by October 22, 2021. If the direct final rule is withdrawn as a result of such comments, timely notice of the withdrawal will be published in the Federal Register. The incorporation by reference of certain publications listed in this regulation is approved by the Director of the Office of the Federal Register as of December 6, 2021.","disposition_notes":null,"docket_ids":["NRC-2020-0269"],"dockets":[{"supporting_documents":[{"title":"RG 1.100, Rev. 4, Seismic Qualification of Electrical and Active Mechanical Equipment and Functional Qualification of Active Mechanical Equipment for Nuclear Power Plants","document_id":"NRC-2020-0269-0010"},{"title":"Environmental Assessment Regarding Extending the Duration of the AP1000 Design Certification","document_id":"NRC-2020-0269-0003"}],"agency_name":"NRC","documents":[{"comment_count":0,"comment_start_date":"2021-09-22","updated_at":"2023-02-28T12:45:08.721-05:00","comment_url":"https://www.regulations.gov/commenton/NRC-2020-0269-0002","allow_late_comments":null,"id":"NRC-2020-0269-0002","comment_end_date":"2021-10-23","regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":2,"id":"NRC-2020-0269","title":"Extending the Duration of the AP1000 Design Certification"}],"document_number":"2021-20226","effective_on":"2021-12-06","end_page":52599,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2021/09/22/2021-20226.xml","html_url":"https://www.federalregister.gov/documents/2021/09/22/2021-20226/extending-the-duration-of-the-ap1000-design-certification","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2021-20226?publication_date=2021-09-22","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2021-09-22/2021-20226/mods.xml","not_received_for_publication":null,"page_length":7,"page_views":{"count":839,"last_updated":"2026-07-26 02:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2021-09-22/pdf/2021-20226.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2021-20226.pdf?1632228321","publication_date":"2021-09-22","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2021/09/22/2021-20226.txt","regulation_id_number_info":{"3150-AK56":{"issue":"202110","html_url":"https://www.federalregister.gov/regulations/3150-AK56/extending-the-duration-of-the-ap1000-design-certification-nrc-2020-0269-","title":"Extending the Duration of the AP1000 Design Certification [NRC-2020-0269]","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=202110&RIN=3150-AK56&operation=OPERATION_EXPORT_XML","priority_category":"Substantive, Nonsignificant"}},"regulation_id_numbers":["3150-AK56"],"regulations_dot_gov_info":{"supporting_documents":[{"title":"RG 1.100, Rev. 4, Seismic Qualification of Electrical and Active Mechanical Equipment and Functional Qualification of Active Mechanical Equipment for Nuclear Power Plants","document_id":"NRC-2020-0269-0010"},{"title":"Environmental Assessment Regarding Extending the Duration of the AP1000 Design Certification","document_id":"NRC-2020-0269-0003"}],"regulatory_plan":{"html_url":"https://www.federalregister.gov/regulations/3150-AK56/extending-the-duration-of-the-ap1000-design-certification-nrc-2020-0269-","title":"Extending the Duration of the AP1000 Design Certification [NRC-2020-0269]"},"comments_count":0,"agency_id":"NRC","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=NRC-2020-0269","supporting_documents_count":2,"docket_id":"NRC-2020-0269","document_id":"NRC-2020-0269-0002","regulation_id_number":"3150-AK56","title":"Extending the Duration of the AP1000 Design Certification","checked_regulationsdotgov_at":"2023-02-28T17:45:07Z"},"regulations_dot_gov_url":null,"significant":false,"signing_date":null,"start_page":52593,"subtype":null,"title":"Extending the Duration of the AP1000 Design Certification","toc_doc":"Environmental Assessment","toc_subject":"Extending the Duration of the AP1000 Design Certification:\n","topics":["Administrative practice and procedure","Antitrust","Fees","Incorporation by reference","Nuclear power plants and reactors","Penalties","Reporting and recordkeeping requirements"],"type":"Rule","volume":86}