Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Past Licensing Activities

Welcome to the US Nuclear Regulatory Commission's dedicated webpage for past licensing activities related to advanced reactors. Here, you will find comprehensive information on both power reactors (LWR and Non-LWR) and test reactors, alongside details on research and non-power reactors. This resource highlights the regulatory framework, licensing milestones, and operational insights, providing a clear overview of the NRC's commitment to advancing safe and innovative nuclear technologies.