No Nuclear Testing Without Approval Act
Sponsored By: Representative Horsford, Steven [D-NV-4]
Introduced
Summary
Congress would have to approve any U.S. explosive nuclear test. This bill would block the United States from conducting explosive nuclear testing unless the President submits a detailed notification and Congress enacts a joint resolution approving the test.
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- The President would need to submit an unclassified notification at least 180 days before a proposed test. The notice must describe the test, explain the reasons or technical need, assess alternatives, show engagement with the Governor where testing would occur, and estimate timelines and costs, with a classified annex allowed.
- A joint resolution of approval would be required and follow a fast, structured review. Armed Services committees must report within 60 days or be discharged, and the House must consider the resolution within 120 days under limited debate rules.
- If a foreign state conducts a test first the Senate must approve the resolution by a two-thirds vote. The bill also narrowly defines "explosive nuclear testing" and limits "technical need" to specific official determinations about safety, reliability, performance, or military effectiveness of a weapon type.
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Bill Overview
Analyzed Economic Effects
1 provisions identified: 0 benefits, 0 costs, 1 mixed.
Congress must approve nuclear tests
If enacted, the bill would bar the United States from doing explosive nuclear tests after enactment except in two cases. Testing could occur if a foreign state tests (this path requires a joint resolution enacted into law and a two-thirds Senate vote) or if all named officials find a "technical need" for a test. The President would have to notify Congress at least 180 days before a proposed test in unclassified form (classified annex allowed) with reasons, cost and timeline estimates, alternatives considered, and state engagement. Any test for which notice was given would need a joint resolution approved by Congress before it could happen. The bill also defines what counts as an "explosive nuclear test" (excluding subcritical experiments, laser fusion, and similar experiments) and sets how Members may introduce, refer, and fast-track approval resolutions, including 60-day committee deadlines, a House scheduling deadline by the 120th day, 24 hours of House debate split equally, and a 10-hour Senate limit with no amendments for the expedited track.
Sponsors & CoSponsors
Sponsor
Horsford, Steven [D-NV-4]
NV • D
Cosponsors
Rep. Lee, Susie [D-NV-3]
NV • D
Sponsored 11/7/2025
Rep. Thompson, Mike [D-CA-4]
CA • D
Sponsored 12/16/2025
Rep. Moulton, Seth [D-MA-6]
MA • D
Sponsored 8/17/2026
Roll Call Votes
No roll call votes available for this bill.
View on Congress.gov