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NRC Updates Westinghouse AP1000 Reactor Design Certification
The Oct. 14 update is intended to ease construction by reducing duplicate regulatory reviews.

The U.S. Nuclear Regulatory Commission updated Westinghouse’s AP1000 reactor design certification Wednesday, Oct. 14, 2026, in a move intended to make plants using the design easier to build by reducing duplicate regulatory reviews.
The update applies to the AP1000 design certification.