U.S. FEDRegulation
NRC renews AP1000 design certification, incorporates Revision 20 of design control document
The Nuclear Regulatory Commission published a direct final rule on October 14, 2026, amending Appendix D to 10 CFR Part 52 to renew the AP1000 design certification and incorporate Revision 20 of the AP1000 design control document. The revision reflects changes made during licensing, construction, and operation of Vogtle Electric Generating Plant Units 3 and 4. The rule takes effect December 28, 2026, absent significant adverse comments.
Key points
- The direct final rule is withdrawn if significant adverse comments are received by November 13, 2026; a companion proposed rule (FR Doc. 2026-21031) accompanies it.Federal Register
- The renewed Appendix D period of reference runs 40 years after the direct final rule’s effective date.Federal Register
- Southern Nuclear submitted over 180 license amendment requests during Vogtle Units 3 and 4 licensing, construction, and operation.Federal Register
- The rulemaking is docketed as NRC-2026-2377, RIN 3150-AL70, and is supported by an environmental assessment.Federal Register
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Federal Register