Document: 10 CFR Part 50
Document ID: 49e57355-8b5a-49a8-9cd8-52d8a5503c31
Document Type: cfr
Title: Changes, tests, and experiments.
Source: 10 CFR Part 50
Source URL: https://www.ecfr.gov/current/title-10/part-50/section-50.59
Revision Date: 
Chapter: 
Section ID: 50.59
CFR Part: 50
CFR Title: 10

Content:
ed (including assumed operator actions and response times). ( 6 ) Tests or experiments not described in the final safety analysis report (as updated) means any activity where any structure, system, or component is utilized or controlled in a manner which is either: ( i ) Outside the reference bounds of the design bases as described in the final safety analysis report (as updated) or ( ii ) Inconsistent with the analyses or descriptions in the final safety analysis report (as updated). ( b ) This section applies to each holder of an operating license issued under this part or a combined license issued under part 52 of this chapter , including the holder of a license authorizing the operation of a nuclear power reactor that has submitted the certification of permanent cessation of operations required under § 50.82(a)(1) or § 50.110 , a reactor licensee whose license has been amended to allow possession of nuclear fuel but not operation of the facility, or a non-power production or utilization facility that has permanently ceased operations. ( c ) ( 1 ) A licensee may make changes in the facility as described in the final safety analysis report (as updated), make changes in the procedures as described in the final safety analysis report (as updated), and conduct tests or experiments not described in the final safety analysis report (as updated) without obtaining a license amendment pursuant to § 50.90 only if: ( i ) An amendment to the technical specifications incorporated in the license is not required, and ( ii ) The change, test, or experiment does not meet any of the criteria in paragraph (c)(2) of this section. ( 2 ) A licensee shall obtain a license amendment pursuant to § 50.90 prior to implementing a proposed change, test, or experiment if the change, test, or experiment would: ( i ) Result in more than a minimal increase in the frequency of occurrence of an accident previously evaluated in the final safety analysis report (as updated); ( ii ) Result in