Nuclear Regulatory Commission.
The U.S. Nuclear Regulatory Commission (NRC) has issued a standard design approval (SDA) to NuScale Power, LLC (NuScale) for the NuScale US460 small modular reactor (SMR) standard design. The SDA allows the NuScale US460 SMR standard design to be referenced in an application for a construction permit or operating license, or an application for a combined license or manufacturing license under NRC regulations.
The SDA was issued on May 29, 2025.
Please refer to NRC-2023-0027 when contacting the NRC about the availability of information regarding this document. You may obtain publicly available information related to this document using any of the following methods:
- Federal Rulemaking Website: Go to https://www.regulations.gov and search for Docket ID NRC-2023-0027. Address questions about Docket IDs in Regulations.gov to Bridget Curran; telephone: 301-415-1003; email: [email protected]. For technical questions, contact the individual listed in the For Further Information Contact section of this document.
- NRC's Agencywide Documents Access and Management System (ADAMS): You may obtain publicly available documents online in the ADAMS Public Documents collection at https://www.nrc.gov/reading-rm/adams.html. To begin the search, select “Begin Web-based ADAMS Search.” For problems with ADAMS, please contact the NRC's Public Document Room reference staff at 1-800-397-4209, at 301-415-4737, or by email to [email protected]. The NuScale Power Standard Design, Standard Design Approval is available in ADAMS under Accession No. ML25129A004.
- NRC's PDR: The PDR, where you may examine and order copies of publicly available documents, is open by appointment. To make an appointment to visit the PDR, please send an email to [email protected] or call 1-800-397-4209 or 301-415-4737, between 8 a.m. and 4 p.m. eastern time (ET), Monday through Friday, except Federal holidays.