SMR developments: January 2026
8 recorded developments dated January 2026: 1 permission or environmental decision, 2 project developments, 5 policy steps.
Entries are placed by their recorded date, not by when SMRMap added them. Entries dated only to a quarter or year are not assigned to a month. Each entry is dated when the development happened unless its label says otherwise, such as “Announced” or “Report dated”. A date recorded only to a month, quarter or year is shown that way. Targets are plans, not achievements or commitments.
Recorded developments
· Recorded development
DOE approves the Antares Mark-0 preliminary documented safety analysis #
· Recorded development
SINAP small modular thorium molten-salt research reactor: siting-stage assessment resubmitted #
January 2026 resubmission of the siting-stage environmental impact report (30 MWt, 10 MWe), posted by the ecology ministry on 12 March 2026.
· Proposed
Proposed: TANEO grant rules (10 TAC chapter 331) #
TANEO's grant rules took effect on 19 March 2026 after a January proposal. They set how grants are applied for and decided; they award nothing themselves.
· Signed
Signed: Iowa Executive Order 17: Nuclear Energy Task Force #
Signature block: the fifth day of January 2026. The order says it applies prospectively as of its effective date and does not say that day is the signature day.
· Took effect
Took effect: China: Atomic Energy Law of the People's Republic of China (2025) #
Article 62.
· Signed
Signed: New Jersey Executive Order No. 2: Nuclear Power Task Force #
The order says it is given the 20th day of January, Two Thousand and Twenty-Six, and that it takes effect immediately.
· Environmental decision recorded
Environmental decision recorded: DOE Idaho categorical exclusion CX-035340 for the Antares Mark-0 experiment #
Approved 26 January 2026 under posting DOE-ID-INL-25-037. Covers the zero-power Mark-0 heat-pipe experiment in MFC-793. No measurable thermal output is claimed. This is not an operating licence, and it does not approve the later Mark-1 reactor.
· Introduced
Introduced: Puerto Rico House Bill 1092 (2026): nuclear energy and small modular reactors in the energy policy act #
Filed on 29 January 2026. It was first read and referred to the House Government Committee on 2 February 2026, then on 5 February 2026 to the House Economic Development Committee, which reported it with amendments in June 2026. The filed text is not the text the House passed.
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