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Power Reactors (Division 1): Regulatory Guides 1.141 - 1.160

This page lists the number, title, publication date, and revisions for each regulatory guide in Division 1, "Power Reactors," with references to draft guides and related documents (where applicable).

See also Draft Regulatory Guides for Public Comment.

See NRC Regulatory Guides for more general information.

Regulatory Guides are reviewed about every 10 years, although a guide may be reviewed more frequently if the staff believes an emerging issue affects the guide. The NRC began these reviews in 2010, and began posting the results of its reviews on this site in 2013. The review dates are hyperlinked to the review memorandum, which provide useful information about the status and any known issues with the associated regulatory guide.

Guide
Number

Title

Revision Number

Issue
Date

Additional Information

1.141

Containment Isolation Provisions for Fluid Systems

1

07/2010

Reviewed in 2015 – Issues identified for future consideration

0

04/1978

 

1.142

Safety-Related Concrete Structures for Nuclear Power Plants (Other than Reactor Vessels and Containments)

3

05/2020

 

2

11/2001

 

1

10/1981

 

0

04/1978

 

1.143

Design Guidance for Radioactive Waste Management Systems, Structures, and Components Installed in Light-Water-Cooled Nuclear Power Plants

2

11/2001

Reviewed in 2020 – Reviewed with issues identified for future consideration

1

10/1979

 

0

07/1978

 

1.144

Auditing of Quality Assurance Programs for Nuclear Power Plants
(Withdrawn -- See 56 FR 36175, 07/31/1991)

W

07/1991

 

1

09/1980

 

1.145

Atmospheric Dispersion Models for Potential Accident Consequence Assessments at Nuclear Power Plants

1

02/1983

Reviewed in 2014 – Issues identified for future consideration

0

08/1979

 

1.146

Qualification of Quality Assurance Program Audit Personnel for Nuclear Power Plants
(Withdrawn -- See 56 FR 36175, 07/31/1991)

W

07/1991

 

0

08/1980

 

1.147

Inservice Inspection Code Case Acceptability, ASME Section XI, Division 1

21

03/2024

 

20

12/2021

03/2022: Final Rule Federal Register Notice

19

10/2019

03/2020: Final Rule Federal Register Notice

18

03/2017

01/2018: Final Rule Federal Register Notice

17

08/2014

 

16

10/2010

 

15

10/2007

 

14

08/2005

 

13-R

01/2004

 

13

06/2003

 

12

05/1999

 

11

10/1994

 

10

07/1993

 

9

04/1992

 

8

11/1990

 

7

07/1989

 

6

05/1988

 

5

08/1986

 

4

09/1985

 

3

07/1984

 

2

06/1983

 

1

02/1982

 

0

02/1981

 

1.148

Functional Specification for Active Valve Assemblies in Systems Important to Safety in Nuclear Power Plants
(Withdrawn -- See 75 FR 2894, 01/19/2010)

W

01/2010

 

0

03/1981

 

1.149

Nuclear Power Plant Simulation Facilities for Use in Operator Training, License Examinations, and Applicant Experience Requirements

4

04/2011

Reviewed in 2016 – No issues identified

3

10/2001

 

2

04/1996

 

1

04/1987

 

0

04/1981

 

1.150

Ultrasonic Testing of Reactor Vessel Welds During Preservice and Inservice Examinations
(Withdrawn-- See 73 FR 7766, 02/11/2008

W

02/2008

 

1

02/1983

 

0

06/1981

 

1.151

Instrument Sensing Lines

2

02/2020

 

1

07/2010

 

0

07/1983

 

1.152

Criteria for Programmable Digital Devices in Safety-Related Systems of  Nuclear Power Plants

4

07/2023

 

3

07/2011

Periodic Review 05/2019 – Revise

Periodic Review 06/2016 - Revise​

2

01/2006

 

1

01/1996

 

0

11/1985

 

1.153

Criteria for Safety Systems (12/85)

DG

12/2025

 

0

12/1985

 

1

06/1996

Reviewed in 2017 – Issues identified for future consideration

1.154

Format and Content of Plant-Specific Pressurized Thermal Shock Safety Analysis Reports for Pressurized Water Reactors
(Withdrawn -- See 76 FR 2726, 01/14/2011)

W

01/2011

 

0

01/1987

 

1.155

Station Blackout

0

08/1988

Reviewed in 2015 – Issues identified for future consideration

1.156

Qualification of Connection Assemblies for Nuclear Power Plants

2

02/2023

 

1

07/2011

Reviewed in 2017 – No issues identified

0

11/1987

 

1.157

Best-Estimate Calculations of Emergency Core Cooling System Performance

0

05/1989

Reviewed in 2013 – Issues Identified for future consideration

1.158

Qualification of Safety-Related Lead Storage Batteries for Nuclear Power Plants

1

03/2018

Reviewed in 2025 – Revise

0

02/1989

 

1.159

Assuring the Availability of Funds for Decommissioning Nuclear Reactors

2

10/2011

Reviewed in 2016 – No issues identified

1

10/2003

 

0

08/1990

 

1.160

Monitoring the Effectiveness of Maintenance at Nuclear Power Plants

4

09/2018

 

3

05/2012

 

2

03/1997

 

1

01/1995

 

0

06/1993

 

Page Last Reviewed/Updated Wednesday, December 03, 2025

Page Last Reviewed/Updated Wednesday, December 03, 2025