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Reactors at Risk Act of 2026

To require reports on the dangers posed by nuclear reactors in areas that might experience armed conflict.

Introduced May 12, 2026

Latest action (May 12, 2026) Read twice and referred to the Committee on Armed Services.

Issues
Defense

Summary

The Reactors at Risk Act of 2026 requires the Secretary of Defense and Under Secretary of Energy for Nuclear Security to jointly report on the dangers posed by nuclear reactors located in areas that have experienced armed conflict or are likely to experience armed conflict. The report must assess risks to U.S. national security, U.S. allies and partners, and civilian populations from existing reactors and those scheduled to be completed within 10 years. The report must also identify steps the United States and its allies can take to prevent, prepare for, and mitigate these risks. The report is due within 120 days and must be submitted in unclassified form, though it may include a classified annex.

AI-generated plain-language summary of the bill text — neutral, and may be imperfect. See the full text below for the exact wording.

Sponsor (1)

Actions (2)

  1. May 12, 2026 Read twice and referred to the Committee on Armed Services. · senate
  2. May 12, 2026 Introduced in Senate

Similar bills (6)

Bills with similar text or summary — includes reintroductions across Congresses. Ranked by semantic similarity of the bill text (computed locally); a neutral discovery aid, not a claim the bills are duplicates.

Full text

IN THE SENATE OF THE UNITED STATES

May 12, 2026

Mr. Markey (for himself and Mr. Merkley) introduced the following bill; which was read twice and referred to the Committee on Armed Services

A BILL

To require reports on the dangers posed by nuclear reactors in areas that might experience armed conflict.

Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled,

SECTION 1. SHORT TITLE.

This Act may be cited as the “Reactors at Risk Act of 2026”.

SEC. 2. REPORT ON DANGERS POSED BY NUCLEAR REACTORS IN AREAS THAT MIGHT EXPERIENCE ARMED CONFLICT.

(a) In General.—Not later than 120 days after the date of the enactment of this Act, the Secretary of Defense and the Under Secretary of Energy for Nuclear Security shall jointly submit to the appropriate committees of Congress a report assessing the following:

(1) The dangers posed to the national security of the United States, to the interests of allies and partners of the United States, and to the safety and security of civilian populations, by nuclear reactors in existence as of such date of enactment or scheduled to be completed during the 10-year period beginning on such date of enactment and located in the following areas:

(A) Regions that have experienced armed conflict in the 25 years preceding such date of enactment, including the following conflicts:

(i) Attacks by the Russian Federation on Ukraine.

(ii) Conflict in the Middle East, including between Israel and Iran.

(B) Areas that are contested or likely to experience armed conflict during the life span of those reactors.

(C) Areas that would be involved in any of the following possible conflicts:

(i) An attack by the Russian Federation on the eastern European countries of Estonia, Latvia, Belarus, Lithuania, or Poland.

(ii) A conflict between India and Pakistan.

(iii) A conflict over Taiwan.

(iv) An attack by North Korea on South Korea.

(2) Steps the United States or allies and partners of the United States can take to prevent, prepare for, and mitigate the risks to the national security of the United States, to the interests of allies and partners of the United States, and to the safety and security of civilian populations, posed by nuclear reactors in places that may experience armed conflict.

(b) Form of Report.—The report required by subsection (a) shall be submitted in unclassified form but may include a classified annex.

(c) Appropriate Committees of Congress Defined.—In this section, the term “appropriate committees of Congress” means—

(1) the Committee on Armed Services, the Committee on Foreign Relations, and the Committee on Environment and Public Works of the Senate; and

(2) the Committee on Armed Services, the Committee on Foreign Affairs, and the Committee on Energy and Commerce of the House of Representatives. <all>

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