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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.

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Antares Nuclear, Inc.

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Project Overview

The U.S. Nuclear Regulatory Commission (NRC) is currently engaged in pre-application activities interactions with Antares Nuclear, Inc. starting in May 2025. Antares is a company based in Los Angeles, CA working on the development of a kilowatt-class microreactor.

For more information, please see the Antares pre-application documents (NRC Docket 99902149).

Pre-Application Activities

Document Type Reference Status
Regulatory Engagement Plan for Antares – July 2025 Regulatory Engagement Plan ML25212A105 No review requested

Page Last Reviewed/Updated Wednesday, August 20, 2025

Page Last Reviewed/Updated Wednesday, August 20, 2025