Nuclear Regulatory Commission January 11, 2012 – Federal Register Recent Federal Regulation Documents

The U.S. Nuclear Regulatory Commission (NRC or the Commission) is issuing for use of, and to solicit public comment on, draft Interim Staff Guidance (ISG) COL-ISG-025 ``Interim Staff Guidance on Changes During Construction Under 10 CFR Part 52.'' This ISG provides guidance to the NRC staff on the Preliminary Amendment Request (PAR) review process available to the initial combined license (COL) holders for use as an elective precursor to the license amendment process.