Regulatory Guide: Guidelines for Lightning Protection for Production and Utilization Facilities

Document 2024-02407 is a Final Rule published by the Nuclear Regulatory Commission in the Federal Register on February 7, 2024. The U.S. Nuclear Regulatory Commission (NRC) is issuing Revision 1 to Regulatory Guide (RG), 1.204, "Guidelines for Lightning Protection for Production and Utilization Facilities." This regulatory guide (RG) revision endorses, with clarifications and exceptions, the methods described in four Institute of Electrical and Electronics Engineers (IEEE) Standards (Std.). This revision also addresses one National Fire Protection Association standard and one Underwriters Laboratory standard as useful secondary references for demonstrating compliance with the applicable NRC regulations for adequate lightning protection of safety-related systems, structures, and components. View the original at https://www.federalregister.gov/documents/2024/02/07/2024-02407/regulatory-guide-guidelines-for-lightning-protection-for-production-and-utilization-facilities.

No. Document 2024-02407 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.