Changes to Subsequent License Renewal Guidance Documents, 11564-11566 [2021-03917]

Download as PDF 11564 Federal Register / Vol. 86, No. 36 / Thursday, February 25, 2021 / Notices 800–397–4209 or 301–415–4737, between 8:00 a.m. and 4:00 p.m. (EST), Monday through Friday, except Federal holidays. RG 1.237 and the regulatory analysis may be found in ADAMS under Accession Nos. ML20349A335 and ML20010G336. Regulatory guides are not copyrighted, and NRC approval is not required to reproduce them. FOR FURTHER INFORMATION CONTACT: Michael Eudy, Office of Nuclear Regulatory Research, telephone: 301– 415–1304, email: Michael.Eudy@nrc.gov and Marieliz Johnson, Office of Nuclear Reactor Regulation, telephone: 301– 415–5861, email: Marieliz.Johnson@ nrc.gov. Both are staff of the U.S. Nuclear Regulatory Commission, Washington, DC 20555–0001. SUPPLEMENTARY INFORMATION: I. Discussion The NRC is issuing a new guide in the NRC’s ‘‘Regulatory Guide’’ series. This series was developed to describe and make available to the public information regarding methods that are acceptable to the NRC staff for implementing specific parts of the agency’s regulations, techniques that the NRC staff uses in evaluating specific issues or postulated events, and data that the NRC staff needs in its review of applications for permits and licenses. II. Additional Information RG 1.237 was issued with a temporary identification of draft regulatory guide (DG)–1321. The NRC published a notice of the availability of DG–1321 in the Federal Register on May 5, 2020 (85 FR 26725) for a 60-day public comment period. The public comment period closed on July 6, 2020. Public comments on DG–1321 and the staff responses to the public comments are available in ADAMS under Accession No. ML20349A336. III. Congressional Review Act This RG is a rule as defined in the Congressional Review Act (5 U.S.C. 801–808). However, the Office of Management and Budget has not found it to be a major rule as defined in the Congressional Review Act. IV. Backfitting, Forward Fitting, and Issue Finality This RG provides guidance on implementation of a process for making changes to the design of structures, systems, and components of a facility being constructed under a combined license. Issuance of this RG, would not constitute backfitting as defined in section 50.109 of title 10 of the Code of VerDate Sep<11>2014 17:04 Feb 24, 2021 Jkt 253001 Federal Regulations (10 CFR), ‘‘Backfitting,’’ and as described in NRC Management Directive 8.4, ‘‘Management of Backfitting, Forward Fitting, Issue Finality, and Information Requests’’; affect issue finality of any approval issued under 10 CFR part 52, ‘‘Licenses, Certificates, and Approvals for Nuclear Power Plants’’; or constitute forward fitting as defined in MD 8.4, because, as explained in this RG, licensees are not required to comply with the positions set forth in this RG. If, in the future, the NRC were to impose a position in this RG in a manner that would constitute backfitting or forward fitting or affect the issue finality for a part 52 approval, then the NRC would address the backfitting provision in 10 CFR 50.109, the forward fitting provision of MD 8.4, or the applicable issue finality provision in part 52, respectively. Dated: February 19, 2021. For the Nuclear Regulatory Commission. Meraj Rahimi, Chief, Regulatory Guidance and Generic Issues Branch, Division of Engineering, Office of Nuclear Regulatory Research. [FR Doc. 2021–03865 Filed 2–24–21; 8:45 am] BILLING CODE 7590–01–P NUCLEAR REGULATORY COMMISSION [NRC–2020–0160] Changes to Subsequent License Renewal Guidance Documents Nuclear Regulatory Commission. ACTION: Interim staff guidance; issuance. AGENCY: The U.S. Nuclear Regulatory Commission (NRC) is issuing three Interim Staff Guidance (ISG) documents that update aging management criteria for mechanical, structural, and electrical structures and components in the NRC’s subsequent license renewal (SLR) guidance documents. Specifically, the ISGs revise guidance contained in NUREG–2191, ‘‘Generic Aging Lessons Learned for Subsequent License Renewal (GALL–SLR) Report,’’ and NUREG–2192, ‘‘Standard Review Plan for Review of Subsequent License Renewal Applications for Nuclear Power Plants.’’ These ISGs are intended to facilitate preparation of SLR applications by clarifying existing guidance for aging management and adding new guidance, which also will facilitate the NRC staff’s review of SLR applications. DATES: This guidance is effective on March 29, 2021. SUMMARY: PO 00000 Frm 00070 Fmt 4703 Sfmt 4703 Please refer to Docket ID NRC–2020–0160 when contacting the NRC about the availability of information regarding this document. You may obtain publicly available information related to this document using any of the following methods: • Federal Rulemaking Website: Go to https://www.regulations.gov and search for Docket ID NRC–2020–0160. Address questions about Docket IDs in Regulations.gov to Stacy Schumann; telephone: 301–415–0624; email: Stacy.Schumann@nrc.gov. For technical questions, contact the individual listed in the FOR FURTHER INFORMATION CONTACT section of this document. • NRC’s Agencywide Documents Access and Management System (ADAMS): You may obtain publicly available documents online in the ADAMS Public Documents collection at https://www.nrc.gov/reading-rm/ adams.html. To begin the search, select ‘‘Begin Web-based ADAMS Search.’’ For problems with ADAMS, please contact the NRC’s Public Document Room (PDR) reference staff at 1–800–397–4209, 301– 415–4737, or by email to pdr.resource@ nrc.gov. For the convenience of the reader, instructions about obtaining materials referenced in this document are provided in the ‘‘Availability of Documents’’ section. • Attention: The PDR, where you may examine and order copies of public documents, is currently closed. You may submit your request to the PDR via email at pdr.resource@nrc.gov or call 1– 800–397–4209 or 301–415–4737, between 8:00 a.m. and 4:00 p.m. (EST), Monday through Friday, except Federal holidays. FOR FURTHER INFORMATION CONTACT: Jeffrey Mitchell, Office of Nuclear Reactor Regulation, U.S. Nuclear Regulatory Commission, Washington, DC 20555–0001, telephone: 301–415– 0833; email: Jeffrey.Mitchell2@nrc.gov. SUPPLEMENTARY INFORMATION: ADDRESSES: I. Background On July 2, 2020 (85 FR 39938) and August 3, 2020, (85 FR 46735), the staff requested public comments on the following draft ISGs: • Draft SLR–ISG–MECHANICAL– 2020–XX; Updated Aging Management Criteria for Mechanical Portions of Subsequent License Renewal Guidance • Draft SLR–ISG–STRUCTURES– 2020–XX; Updated Aging Management Criteria for Structures Portions of Subsequent License Renewal Guidance • Draft SLR–ISG–ELECTRICAL– 2020–XX; Updated Aging Management Criteria for Electrical Portions of Subsequent License Renewal Guidance E:\FR\FM\25FEN1.SGM 25FEN1 11565 Federal Register / Vol. 86, No. 36 / Thursday, February 25, 2021 / Notices • Errata for Draft SLR–ISG– MECHANICAL–2020–XX; Updated Aging Management Criteria for Mechanical Portions of Subsequent License Renewal Guidance The NRC received comments from the Nuclear Energy Institute by letter dated August 10, 2020 (ADAMS Accession No. ML20224A465). No other comments were submitted. The NRC staff considered those comments in developing the final versions of the ISGs. The staff’s responses to the comments are provided in each of the final ISGs in appendices titled ‘‘Disposition of Public Comments.’’ These ISGs update NUREG–2191, ‘‘Generic Aging Lessons Learned for Subsequent License Renewal (GALL– SLR) Report,’’ and NUREG–2192, ‘‘Standard Review Plan for Review of Subsequent License Renewal Applications for Nuclear Power Plants.’’ NUREG–2191 and NUREG–2192 were published in July 2017, and a full review and revision to these documents is not scheduled to be performed for several years. The staff has reviewed the first three subsequent license renewal applications (SLRAs) that were based on the previously noted guidance documents. During these reviews, the staff and applicants identified improvements to the guidance that would assist in preparing and reviewing future SLRAs more effectively and efficiently. These ISGs provide interim updates to NUREG–2191 and NUREG– 2192 to implement these improvements. These ISGs are not intended for standalone use. They provide revisions to NUREG–2191 and NUREG–2192 sections and tables that supersede the content in the NUREGs and are intended to be used within the context of the NUREGs. The revisions captured in these ISGs include: • Updates to recommended aging management programs; • changes to aging management review items in NUREG–2191 tables and corresponding summary tables in NUREG–2192; • new aging management review items in NUREG–2191 tables and corresponding summary tables in NUREG–2192; • changes to ‘‘further evaluation’’ guidance sections in NUREG–2192; • updates to references listed in affected NUREG–2191 sections; and • editorial corrections to relevant sections. II. Availability of Documents The documents identified in the following table are available to interested persons in ADAMS, as indicated. ADAMS Accession No. Document NUREG–2191, ‘‘Generic Aging Lessons Learned for Subsequent License Renewal (GALL–SLR) Report’’ ............... NUREG–2192, ‘‘Standard Review Plan for Review of Subsequent License Renewal Applications for Nuclear Power Plants, Final Report’’. Draft SLR–ISG–MECHANICAL–2020–XX; Updated Aging Management Criteria for Mechanical Portions of Subsequent License Renewal Guidance. Draft SLR–ISG–STRUCTURES–2020–XX; Updated Aging Management Criteria for Structures Portions of Subsequent License Renewal Guidance. Draft SLR–ISG–ELECTRICAL–2020–XX; Updated Aging Management Criteria for Electrical Portions of Subsequent License Renewal Guidance. Errata for Draft SLR–ISG–MECHANICAL–2020–XX; Updated Aging Management Criteria for Mechanical Portions of Subsequent License Renewal Guidance. March 28, 2019, Summary of Category 2 Public Meeting on Lessons Learned from the Review of the First Subsequent License Renewal Applications. Summary of December 12, 2019, Category 2 Public Meeting on Lessons Learned from the Review of the First Subsequent License Renewal Applications. February 20, 2020, Summary of Category 2 Public Meeting on Lessons Learned from the Review of the First Subsequent License Renewal Applications. Summary of March 25, 2020, Meeting with Industry Related to Revisions to Subsequent License Renewal Guidance Documents. Summary of April 3, 2020, Meeting with Industry Regarding Changes to Subsequent License Renewal Guidance Documents. Summary of April 7, 2020 Meeting with Industry Regarding Revisions to the Subsequent License Renewal Guidance Documents. Comment (1) of Allison Borst & Peter W. Kissinger, on Behalf of Nuclear Energy Institute, on Changes to Subsequent License Renewal Guidance Documents. Final SLR–ISG–2021–02–MECHANICAL; Updated Aging Management Criteria for Mechanical Portions of Subsequent License Renewal Guidance. Final SLR–ISG–2021–03–STRUCTURES; Updated Aging Management Criteria for Structures Portions of Subsequent License Renewal Guidance. Final SLR–ISG–2021–04–ELECTRICAL; Updated Aging Management Criteria for Electrical Portions of Subsequent License Renewal Guidance. III. Backfitting, Forward Fitting, and Issue Finality These ISGs intend to revise guidance for the NRC staff reviewing SLRAs and for prospective applicants in preparing SLRAs. Issuance of these ISGs does not constitute a backfit as defined in section 50.109(a)(1) of title 10 of the Code of Federal Regulations (10 CFR) and is not VerDate Sep<11>2014 17:04 Feb 24, 2021 Jkt 253001 otherwise inconsistent with the issue finality provisions in 10 CFR part 52. As discussed in the ‘‘Backfitting’’ sections of the final ISGs, the ISG positions do not constitute backfitting inasmuch as the ISGs are guidance directed to the NRC staff with respect to its regulatory responsibilities and to applicants who choose to follow the guidance. PO 00000 Frm 00071 Fmt 4703 Sfmt 4703 ML16274A389 (Vol. 1); ML16274A399 (Vol. 2). ML16274A402. ML20156A330. ML20156A338. ML20156A324. ML20198M382. ML19112A206. ML20016A347. ML20076E074. ML20107F702. ML20107F733. ML20107F699. ML20224A465. ML20181A434. ML20181A381. ML20181A395. Applicants and potential applicants are not, with certain exceptions, the subject of either the backfit rule or any issue finality provisions under 10 CFR part 52. The NRC staff has no intention to impose the ISG positions on existing nuclear power plant licensees either now or in the future (absent a voluntary request for a change from the licensee). E:\FR\FM\25FEN1.SGM 25FEN1 11566 Federal Register / Vol. 86, No. 36 / Thursday, February 25, 2021 / Notices IV. Congressional Review Act These ISGs are rules as defined in the Congressional Review Act (5 U.S.C. 801–808). However, the Office of Management and Budget has not found them to be major rules as defined in the Congressional Review Act. Dated: February 22, 2021. For the Nuclear Regulatory Commission. Robert Caldwell, Deputy Director, Division of New and Renewed Licenses, Office of Nuclear Reactor Regulation. [FR Doc. 2021–03917 Filed 2–24–21; 8:45 am] BILLING CODE 7590–01–P POSTAL SERVICE Product Change—Priority Mail Express and Priority Mail Negotiated Service Agreement Postal ServiceTM. Notice. Agreements in the Mail Classification Schedule’s Competitive Products List. DATES: Date of required notice: February 25, 2021. FOR FURTHER INFORMATION CONTACT: Sean Robinson, 202–268–8405. SUPPLEMENTARY INFORMATION: The United States Postal Service® hereby gives notice that, pursuant to 39 U.S.C. 3642 and 3632(b)(3), on February 16, 2021, it filed with the Postal Regulatory Commission a USPS Request to Add Parcel Select and Parcel Return Service Contract 13 to Competitive Product List. Documents are available at www.prc.gov, Docket Nos. MC2021–69, CP2021–72. Sean Robinson, Attorney, Corporate and Postal Business Law. [FR Doc. 2021–03845 Filed 2–24–21; 8:45 am] BILLING CODE 7710–12–P AGENCY: ACTION: The Postal Service gives notice of filing a request with the Postal Regulatory Commission to add a domestic shipping services contract to the list of Negotiated Service Agreements in the Mail Classification Schedule’s Competitive Products List. DATES: Date of required notice: February 25, 2021. FOR FURTHER INFORMATION CONTACT: Sean Robinson, 202–268–8405. SUPPLEMENTARY INFORMATION: The United States Postal Service® hereby gives notice that, pursuant to 39 U.S.C. 3642 and 3632(b)(3), on February 18, 2021, it filed with the Postal Regulatory Commission a USPS Request to Add Priority Mail Express & Priority Mail Contract 124 to Competitive Product List. Documents are available at www.prc.gov, Docket Nos. MC2021–70, CP2021–73. SUMMARY: Sean Robinson, Attorney, Corporate and Postal Business Law. [FR Doc. 2021–03846 Filed 2–24–21; 8:45 am] BILLING CODE 7710–12–P POSTAL SERVICE Product Change—Parcel Select and Parcel Return Service Negotiated Service Agreement Postal ServiceTM. ACTION: Notice. AGENCY: The Postal Service gives notice of filing a request with the Postal Regulatory Commission to add a domestic shipping services contract to the list of Negotiated Service SUMMARY: VerDate Sep<11>2014 17:04 Feb 24, 2021 Jkt 253001 (Authority: 39 CFR 211.2) Joshua J. Hofer, Attorney, Ethics and Legal Compliance. [FR Doc. 2021–03722 Filed 2–24–21; 8:45 am] BILLING CODE 7710–12–P POSTAL SERVICE Product Change—Priority Mail Express and Priority Mail Negotiated Service Agreement AGENCY: ACTION: Postal ServiceTM. Notice. The Postal Service gives notice of filing a request with the Postal Regulatory Commission to add a domestic shipping services contract to the list of Negotiated Service Agreements in the Mail Classification Schedule’s Competitive Products List. SUMMARY: Date of required notice: February 25, 2021. POSTAL SERVICE DATES: Notice of Changes to Postal Service Standard 4C FOR FURTHER INFORMATION CONTACT: Postal Service. ACTION: Notice of changes. AGENCY: The Postal Service has updated the Postal Operation Manual (POM) to revise Standard 4C concerning apartment parcel locker ratios. DATES: Federal Register Publication: December 18, 2020 to January 19, 2021. FOR FURTHER INFORMATION CONTACT: Delivery.Growth@usps.gov, Valerie Barksdale, 202–268–2567. SUPPLEMENTARY INFORMATION: The Postal Service has revised Postal Operations Manual (POM) section 632.622a. These changes revise the parcel locker ratio in apartment community buildings from 10:1 to 5:1. This change is necessary to accommodate an increase in package volume. Although, the Postal Service had already made this change to the POM, a solicitation was published in the Federal Register on December 18, 2020 seeking comments from the public concerning this change. The comment period ran from December 18. 2020 to January 19, 2021, and as of that later date, no comments were received. The Postal Service will continue to apply the POM provision at issue. You may view the changes to the POM at the following website: https:// about.usps.com/what-we-are-doing/ current-initiatives/delivery-growthmanagement/section-632.pdf (632.622a). SUMMARY: PO 00000 Frm 00072 Fmt 4703 Sfmt 4703 Sean Robinson, 202–268–8405. The United States Postal Service® hereby gives notice that, pursuant to 39 U.S.C. 3642 and 3632(b)(3), on February 12, 2021, it filed with the Postal Regulatory Commission a USPS Request to Add Priority Mail Express & Priority Mail Contract 123 to Competitive Product List. Documents are available at www.prc.gov, Docket Nos. MC2021–68, CP2021–71. SUPPLEMENTARY INFORMATION: Sean Robinson, Attorney, Corporate and Postal Business Law. [FR Doc. 2021–03844 Filed 2–24–21; 8:45 am] BILLING CODE 7710–12–P SECURITIES AND EXCHANGE COMMISSION Sunshine Act Meeting; Cancellation FEDERAL REGISTER CITATION OF PREVIOUS ANNOUNCEMENT: 86 FR 8061, February 3, 2021. PREVIOUSLY ANNOUNCED TIME AND DATE OF THE MEETING: Tuesday, February 23, 2021 at 5 p.m. The Closed Meeting scheduled for Tuesday, February 23, 2021 at 5 p.m., has been cancelled. CHANGES IN THE MEETING: CONTACT PERSON FOR MORE INFORMATION: For further information; please contact Vanessa A. Countryman from the Office of the Secretary at (202) 551–5400. E:\FR\FM\25FEN1.SGM 25FEN1

Agencies

[Federal Register Volume 86, Number 36 (Thursday, February 25, 2021)]
[Notices]
[Pages 11564-11566]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2021-03917]


-----------------------------------------------------------------------

NUCLEAR REGULATORY COMMISSION

[NRC-2020-0160]


Changes to Subsequent License Renewal Guidance Documents

AGENCY: Nuclear Regulatory Commission.

ACTION: Interim staff guidance; issuance.

-----------------------------------------------------------------------

SUMMARY: The U.S. Nuclear Regulatory Commission (NRC) is issuing three 
Interim Staff Guidance (ISG) documents that update aging management 
criteria for mechanical, structural, and electrical structures and 
components in the NRC's subsequent license renewal (SLR) guidance 
documents. Specifically, the ISGs revise guidance contained in NUREG-
2191, ``Generic Aging Lessons Learned for Subsequent License Renewal 
(GALL-SLR) Report,'' and NUREG-2192, ``Standard Review Plan for Review 
of Subsequent License Renewal Applications for Nuclear Power Plants.'' 
These ISGs are intended to facilitate preparation of SLR applications 
by clarifying existing guidance for aging management and adding new 
guidance, which also will facilitate the NRC staff's review of SLR 
applications.

DATES: This guidance is effective on March 29, 2021.

ADDRESSES: Please refer to Docket ID NRC-2020-0160 when contacting the 
NRC about the availability of information regarding this document. You 
may obtain publicly available information related to this document 
using any of the following methods:
     Federal Rulemaking Website: Go to https://www.regulations.gov and search for Docket ID NRC-2020-0160. Address 
questions about Docket IDs in Regulations.gov to Stacy Schumann; 
telephone: 301-415-0624; email: [email protected]. For technical 
questions, contact the individual listed in the FOR FURTHER INFORMATION 
CONTACT section of this document.
     NRC's Agencywide Documents Access and Management System 
(ADAMS): You may obtain publicly available documents online in the 
ADAMS Public Documents collection at https://www.nrc.gov/reading-rm/adams.html. To begin the search, select ``Begin Web-based ADAMS 
Search.'' For problems with ADAMS, please contact the NRC's Public 
Document Room (PDR) reference staff at 1-800-397-4209, 301-415-4737, or 
by email to [email protected]. For the convenience of the reader, 
instructions about obtaining materials referenced in this document are 
provided in the ``Availability of Documents'' section.
     Attention: The PDR, where you may examine and order copies 
of public documents, is currently closed. You may submit your request 
to the PDR via email at [email protected] or call 1-800-397-4209 or 
301-415-4737, between 8:00 a.m. and 4:00 p.m. (EST), Monday through 
Friday, except Federal holidays.

FOR FURTHER INFORMATION CONTACT: Jeffrey Mitchell, Office of Nuclear 
Reactor Regulation, U.S. Nuclear Regulatory Commission, Washington, DC 
20555-0001, telephone: 301-415-0833; email: [email protected].

SUPPLEMENTARY INFORMATION:

I. Background

    On July 2, 2020 (85 FR 39938) and August 3, 2020, (85 FR 46735), 
the staff requested public comments on the following draft ISGs:
     Draft SLR-ISG-MECHANICAL-2020-XX; Updated Aging Management 
Criteria for Mechanical Portions of Subsequent License Renewal Guidance
     Draft SLR-ISG-STRUCTURES-2020-XX; Updated Aging Management 
Criteria for Structures Portions of Subsequent License Renewal Guidance
     Draft SLR-ISG-ELECTRICAL-2020-XX; Updated Aging Management 
Criteria for Electrical Portions of Subsequent License Renewal Guidance

[[Page 11565]]

     Errata for Draft SLR-ISG-MECHANICAL-2020-XX; Updated Aging 
Management Criteria for Mechanical Portions of Subsequent License 
Renewal Guidance

    The NRC received comments from the Nuclear Energy Institute by 
letter dated August 10, 2020 (ADAMS Accession No. ML20224A465). No 
other comments were submitted. The NRC staff considered those comments 
in developing the final versions of the ISGs. The staff's responses to 
the comments are provided in each of the final ISGs in appendices 
titled ``Disposition of Public Comments.''
    These ISGs update NUREG-2191, ``Generic Aging Lessons Learned for 
Subsequent License Renewal (GALL-SLR) Report,'' and NUREG-2192, 
``Standard Review Plan for Review of Subsequent License Renewal 
Applications for Nuclear Power Plants.'' NUREG-2191 and NUREG-2192 were 
published in July 2017, and a full review and revision to these 
documents is not scheduled to be performed for several years. The staff 
has reviewed the first three subsequent license renewal applications 
(SLRAs) that were based on the previously noted guidance documents. 
During these reviews, the staff and applicants identified improvements 
to the guidance that would assist in preparing and reviewing future 
SLRAs more effectively and efficiently. These ISGs provide interim 
updates to NUREG-2191 and NUREG-2192 to implement these improvements.
    These ISGs are not intended for standalone use. They provide 
revisions to NUREG-2191 and NUREG-2192 sections and tables that 
supersede the content in the NUREGs and are intended to be used within 
the context of the NUREGs. The revisions captured in these ISGs 
include:
     Updates to recommended aging management programs;
     changes to aging management review items in NUREG-2191 
tables and corresponding summary tables in NUREG-2192;
     new aging management review items in NUREG-2191 tables and 
corresponding summary tables in NUREG-2192;
     changes to ``further evaluation'' guidance sections in 
NUREG-2192;
     updates to references listed in affected NUREG-2191 
sections; and
     editorial corrections to relevant sections.

II. Availability of Documents

    The documents identified in the following table are available to 
interested persons in ADAMS, as indicated.

------------------------------------------------------------------------
             Document                        ADAMS Accession No.
------------------------------------------------------------------------
NUREG-2191, ``Generic Aging         ML16274A389 (Vol. 1); ML16274A399
 Lessons Learned for Subsequent      (Vol. 2).
 License Renewal (GALL-SLR)
 Report''.
NUREG-2192, ``Standard Review Plan  ML16274A402.
 for Review of Subsequent License
 Renewal Applications for Nuclear
 Power Plants, Final Report''.
Draft SLR-ISG-MECHANICAL-2020-XX;   ML20156A330.
 Updated Aging Management Criteria
 for Mechanical Portions of
 Subsequent License Renewal
 Guidance.
Draft SLR-ISG-STRUCTURES-2020-XX;   ML20156A338.
 Updated Aging Management Criteria
 for Structures Portions of
 Subsequent License Renewal
 Guidance.
Draft SLR-ISG-ELECTRICAL-2020-XX;   ML20156A324.
 Updated Aging Management Criteria
 for Electrical Portions of
 Subsequent License Renewal
 Guidance.
Errata for Draft SLR-ISG-           ML20198M382.
 MECHANICAL-2020-XX; Updated Aging
 Management Criteria for
 Mechanical Portions of Subsequent
 License Renewal Guidance.
March 28, 2019, Summary of          ML19112A206.
 Category 2 Public Meeting on
 Lessons Learned from the Review
 of the First Subsequent License
 Renewal Applications.
Summary of December 12, 2019,       ML20016A347.
 Category 2 Public Meeting on
 Lessons Learned from the Review
 of the First Subsequent License
 Renewal Applications.
February 20, 2020, Summary of       ML20076E074.
 Category 2 Public Meeting on
 Lessons Learned from the Review
 of the First Subsequent License
 Renewal Applications.
Summary of March 25, 2020, Meeting  ML20107F702.
 with Industry Related to
 Revisions to Subsequent License
 Renewal Guidance Documents.
Summary of April 3, 2020, Meeting   ML20107F733.
 with Industry Regarding Changes
 to Subsequent License Renewal
 Guidance Documents.
Summary of April 7, 2020 Meeting    ML20107F699.
 with Industry Regarding Revisions
 to the Subsequent License Renewal
 Guidance Documents.
Comment (1) of Allison Borst &      ML20224A465.
 Peter W. Kissinger, on Behalf of
 Nuclear Energy Institute, on
 Changes to Subsequent License
 Renewal Guidance Documents.
Final SLR-ISG-2021-02-MECHANICAL;   ML20181A434.
 Updated Aging Management Criteria
 for Mechanical Portions of
 Subsequent License Renewal
 Guidance.
Final SLR-ISG-2021-03-STRUCTURES;   ML20181A381.
 Updated Aging Management Criteria
 for Structures Portions of
 Subsequent License Renewal
 Guidance.
Final SLR-ISG-2021-04-ELECTRICAL;   ML20181A395.
 Updated Aging Management Criteria
 for Electrical Portions of
 Subsequent License Renewal
 Guidance.
------------------------------------------------------------------------

III. Backfitting, Forward Fitting, and Issue Finality

    These ISGs intend to revise guidance for the NRC staff reviewing 
SLRAs and for prospective applicants in preparing SLRAs. Issuance of 
these ISGs does not constitute a backfit as defined in section 
50.109(a)(1) of title 10 of the Code of Federal Regulations (10 CFR) 
and is not otherwise inconsistent with the issue finality provisions in 
10 CFR part 52. As discussed in the ``Backfitting'' sections of the 
final ISGs, the ISG positions do not constitute backfitting inasmuch as 
the ISGs are guidance directed to the NRC staff with respect to its 
regulatory responsibilities and to applicants who choose to follow the 
guidance. Applicants and potential applicants are not, with certain 
exceptions, the subject of either the backfit rule or any issue 
finality provisions under 10 CFR part 52. The NRC staff has no 
intention to impose the ISG positions on existing nuclear power plant 
licensees either now or in the future (absent a voluntary request for a 
change from the licensee).

[[Page 11566]]

IV. Congressional Review Act

    These ISGs are rules as defined in the Congressional Review Act (5 
U.S.C. 801-808). However, the Office of Management and Budget has not 
found them to be major rules as defined in the Congressional Review 
Act.

    Dated: February 22, 2021.

    For the Nuclear Regulatory Commission.
Robert Caldwell,
Deputy Director, Division of New and Renewed Licenses, Office of 
Nuclear Reactor Regulation.
[FR Doc. 2021-03917 Filed 2-24-21; 8:45 am]
BILLING CODE 7590-01-P


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