H.R. 2504 (119th)Bill Overview

The U.S.-European Nuclear Energy Cooperation Act of 2025

International Affairs|International Affairs
Cosponsors
Support
Lean Democratic
Introduced
Mar 31, 2025
Discussions
Bill Text
Current stageCommittee

Referred to the House Committee on Foreign Affairs.

Introduced
Committee
Floor
President
Law
Congressional Activities
01 · The brief
Plain-English summaryWhat this bill actually does

The bill requires the Secretary of State, with other agencies, to produce a strategy to strengthen U.S.–European nuclear energy cooperation and counter Russian malign influence in Europe’s nuclear sector. It prescribes detailed analytic elements (reactor types, fuel cycles, Rosatom assessment, country-by-country analysis), requires submission within 120 days, authorizes $30 million annually for 2025–2029, and allows a classified annex.

Why people may split

Progressive worries nuclear expansion and proliferation risks

Watch point

Relative to its intended legislative type, this bill functions primarily as a reporting requirement and is well-constructed for that purpose: it provides clear problem framing, extensive required analytical elements, designated responsible officials, a submission deadline, and an authorization of funds to support follow-on engagement.

The bill requires the Secretary of State, with other agencies, to produce a strategy to strengthen U.S.–European nuclear energy cooperation and counter Russian malign influence in Europe’s nuclear sector.

It prescribes detailed analytic elements (reactor types, fuel cycles, Rosatom assessment, country-by-country analysis), requires submission within 120 days, authorizes $30 million annually for 2025–2029, and allows a classified annex.

Passage40/100

Modest-cost, strategy/report bill on national security and allied cooperation has reasonable bipartisan prospects, but technical nuclear controversies and appropriations gating increase uncertainty.

CredibilityPartially aligned

Relative to its intended legislative type, this bill functions primarily as a reporting requirement and is well-constructed for that purpose: it provides clear problem framing, extensive required analytical elements, designated responsible officials, a submission deadline, and an authorization of funds to support follow-on engagement.

Contention45/100

Progressive worries nuclear expansion and proliferation risks

02 · What it does

Who stands to gain, and who may push back.

Likely benefits vs burdens50% / 50%
CitiesFederal agencies

These are examples from the analysis, not a ranked list of the most-affected groups.

Likely helped
  • CitiesExpands U.S. diplomatic capacity to counter Russian influence in the European nuclear sector.
  • Potential benefitIncreases potential export opportunities and competitiveness for the U.S. nuclear industry in Europe.
  • Potential benefitProvides funding to support SMR programs, early project support, and related supply chain development.
Likely burdened
  • Federal agenciesAuthorizes roughly $150 million over five years, increasing federal budgetary commitments.
  • Potential burdenMay create trade or commercial tensions with European firms over procurement prioritization.
  • Potential burdenPromotion of HALEU, reprocessing, or novel reactors could raise proliferation and waste management concerns.
Congressional Budget Office

CBO cost estimate

The clearest budget scorecard attached to this bill: what it changes for direct spending, revenue, and the deficit.

As ordered reported by the House Committee on Foreign Affairs on March 26, 2026

03 · Why people split

Why the argument around this bill splits.

Progressive worries nuclear expansion and proliferation risks
Progressive60%

Generally supportive of measures that protect allied energy security and counter authoritarian influence, but cautious about promoting nuclear expansion over clean alternatives.

Concerned about nonproliferation risks (HALEU, reprocessing) and potential corporate prioritization over environmental and social safeguards.

Split reaction
Centrist75%

Sees the bill as a pragmatic, targeted security and diplomatic initiative that fills an analytic gap and supports allied resilience.

Favors the measured funding and interagency approach, but wants clear metrics, cost-awareness, and avoidance of protectionist commercial bias.

Leans supportive
Conservative85%

Strongly favorable toward countering Russian influence and expanding U.S. nuclear industry access to European markets.

Views the bill as advancing energy security, geopolitical competition, and American industrial advantage, while funding is modest and targeted.

Leans supportive
04 · Can it pass?

The path through Congress.

Introduced

Reached or meaningfully advanced

Committee

Reached or meaningfully advanced

Floor

Still ahead

President

Still ahead

Law

Still ahead

Passage likelihood40/100

Modest-cost, strategy/report bill on national security and allied cooperation has reasonable bipartisan prospects, but technical nuclear controversies and appropriations gating increase uncertainty.

Scope and complexity
52%
Scopemoderate
52%
Complexitymedium
Why this could stall
  • No CBO cost estimate included
  • Potential opposition from anti‑nuclear or environmental stakeholders
05 · Recent votes

Recent votes on the bill.

No vote history yet

The bill has not accumulated any surfaced votes yet.

06 · Go deeper

Go deeper than the headline read.

Included on this page

Progressive worries nuclear expansion and proliferation risks

Modest-cost, strategy/report bill on national security and allied cooperation has reasonable bipartisan prospects, but technical nuclear co…

Unlocked analysis

Relative to its intended legislative type, this bill functions primarily as a reporting requirement and is well-constructed for that purpose: it provides clear problem framing, extensive required analytical elements, de…

Go beyond the headline summary with full stakeholder mapping, legislative design analysis, passage barriers, and lens-by-lens tradeoff breakdowns.

Perspective breakdownsPassage barriersLegislative design reviewStakeholder impact map
Open full analysis