Federal Register #NRC-2026-2377

NRC renews AP1000 design certification and incorporates Revision 20

The U.S. Nuclear Regulatory Commission (NRC) has renewed the AP1000 design certification and incorporated Revision 20 of the design control document into its regulations. - Government agency: U.S. Nuclear Regulatory Commission (NRC). - Action: Regulatory rulemaking to renew the AP1000 design certification for 40 years and incorporate Revision 20. - Design updates: Revision 20 reflects changes and lessons from the licensing, construction, and operation of Vogtle Electric Generating Plant, Units 3 and 4. - Effective status: The rule is scheduled to take effect subject to the NRC’s process for significant adverse comments. - Procurement: This is a regulatory action, not a solicitation; no products, services, quantities, or vendors are requested.

Description

The Nuclear Regulatory Commission is renewing the AP1000 standard plant design certification for 40 years from the effective date of the rule and incorporating Revision 20 of the AP1000 design control document. The updates reflect changes made during licensing, construction, and operation of Vogtle Electric Generating Plant, Units 3 and 4, and are intended to represent a current, construction-validated design. The NRC is also issuing an environmental assessment supporting the rule. The rule is effective December 28, 2026, unless significant adverse comments are received by November 13, 2026.

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