WASHINGTON, Dec. 31 -- Nuclear Regulatory Commission has issued a notice called: Duke Energy Carolinas, LLC; Oconee Nuclear Station Units 1, 2, and 3; Exemption.

The notice was published in the Federal Register on Dec. 31 by Lee Klos, Project Manager, Plant Licensing Branch II-1, Division of Operating Reactor Licensing, Office of Nuclear Reactor Regulation.

Summary: The U.S. Nuclear Regulatory Commission (NRC) is issuing an exemption in response to a request dated May 8, 2025, as supplemented by letter dated August 21, 2025, from Duke Energy Carolinas, LLC, to allow the implementation of the American Society of Mechanical Engineers Code Case N-921 after the start dates of the sixth Inservice Inspection (ISI) interval and fourth Containmen...