Assistance to Foreign Atomic Energy Activities Secretarial Determination

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Energy AGENCY: National Nuclear Security Administration (NNSA), Department of Energy (DOE). ACTION: Notice. SUMMARY: On April 13, 2026, the Secretary of Energy (Secretary) issued a Determination adding Thailand to the generally authorized destinations list for exports of controlled nuclear technology and assistance under DOE's regulation on Assistance to Foreign Atomic Energy Activities. Accordingly, DOE is publishing this Determination. FOR FURTHER INFORMATION CONTACT: Mr. Richard Goorevich, Assistant Deputy Administrator, Office of Nonproliferation and Arms Control (NPAC), National Nuclear Security Administration, Department of Energy, 1000 Independence Avenue SW, Washington, DC 20585, telephone (202) 586-6836, richard.goorevich@nnsa.doe.gov ; Ms. Christina Pak, Office of the General Counsel, GC-74, Department of Energy, 1000 Independence Avenue SW, Washington, DC 20585, telephone (202) 531-7420, christina.pak@hq.doe.gov ; or Mr. Zachary Stern, Office of the General Counsel, National Nuclear Security Administration, Department of Energy, 1000 Independence Avenue SW, Washington, DC 20585, telephone (202) 586-8627, zachary.stern@nnsa.doe.gov . SUPPLEMENTARY INFORMATION: On April 13, 2026, the Secretary issued a Determination adding Thailand to the generally authorized destinations list for exports of controlled nuclear technology and assistance under DOE's regulation on Assistance to Foreign Atomic Energy Activities at 10 Code of Federal Regulations (CFR) part 8…