Overview
- The Nuclear Regulatory Commission finalized the rule on Oct. 22, 2026, allowing commercial reactor license applicants to include analyses, test data and other information from Department of Energy and Department of Defense demonstration projects in NRC filings.
- NRC Chair Ho Nieh said the policy is not a shortcut and that applicants must still meet NRC standards, and he warned the agency may apply stricter consequence analyses for offsite radiological, health or economic impacts and for natural-hazard risks.
- Regulators and industry say the change will speed reviews and is meant to encourage a wave of applications for advanced designs such as small modular reactors by letting firms reuse existing technical evidence from federal projects.
- Critics including Edwin Lyman of the Union of Concerned Scientists warn the move risks blurring agency lines and reducing transparency because DOE and DOD demonstration work can follow different procedures or include classified material.
- The rule follows a May 2025 presidential order to shorten review timelines and comes as the NRC faces staff losses and heavy public comment about preserving independent, rigorous licensing processes.