The NRC is modernizing nrc.gov with an updated design and improved navigation to enhance usability. We are committed to a smooth transition and will work to minimize any disruption. The site may be briefly unavailable at times during launch. Thank you for your patience.
Spotlight
Contact Us About Rulemaking
NOTE: If you need to report a safety concern, please do not use this page. Instead, please see Report a Safety or Security Concern.
For answers to many frequently asked questions see our Rulemaking pages. If after reviewing these pages you wish to provide us with a general comment or question, mail your comments to the Chief, Regulatory Analysis and Rulemaking Support Branch, Division of Rulemaking, Environmental, and Financial Support, Office of Nuclear Material Safety and Safeguards, U.S. Nuclear Regulatory Commission, Washington, DC 20555-0001 or call toll free 800-368-5642.
Page Last Reviewed/Updated Thursday, August 27, 2026
Page Last Reviewed/Updated Thursday, August 27, 2026