Periodic Updating of Final Safety Analysis Reports (FSARs) (Generic Letter 80-110)
NUCLEAR REGULATORY COMMISSION
WASHINGTON, D.C. 20555
December 15, 1980
ALL OPERATING REACTOR LICENSEES
RE: PERIODIC UPDATING OF FINAL SAFETY ANALYSIS REPORTS (FSARs)
The Commission approved the rule 50.71(e) (copy enclosed) entitled,
"Periodic Updating of Final Safety Analysis Reports" and published the rule
in the Federal Register on May 9, 1980. The rule became effective on July
In accordance with the rule, licensees of Systematic Evaluation Program
(SEP) plants have been notified by separate letters that they need not
comply with the provisions of the rule until the program has been completed.
For non-SEP plants, the rule requires submittal of the updated FSAR within
24 months of either July 22, 1980, or the date of issuance of the operating
license, whichever is later.
Although the rule is essentially self-explanatory, several questions have
been asked regarding the FSAR's legal status, format and content, and we
have provided the enclosed guidance.
Further questions should be directed to the Project Manger for your
Darrell G. Eisenhut, Director
Division of Licensing
Page Last Reviewed/Updated Friday, May 22, 2015