United States 119th Congress Status: In Committee 3 R cosponsors

S 435 — IRONDOME Act of 2025

Last action — Read twice and referred to the Committee on Armed Services.

  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the Senate. Introduced February 05, 2025. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the Senate.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low chance of becoming law.

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A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Stalled 20% · moderate confidence

  • In Committee

    Current position in the legislative process.

  • 3 sponsors

    1 primary, 2 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (3 R).

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

Increasing Response Options and Deterrence of Missile Engagements Act of 2025 or the IRONDOME Act of 2025This bill requires the Department of Defense (DOD) and other entities to take specified actions to support U.S. missile defense capabilities, particularly with respect to the U.S. homeland.DOD must submit to Congress a multi-year phased plan to transfer operations and sustainment responsibility for missile defense from the Missile Defense Agency to the appropriate military departments to allow the Missile Defense Agency to focus on research, development, and prototyping and testing.Additionally, among other elements, the bill requiresthe United States Northern Command and the Space Development Agency within DOD to use a specified acquisition process to conduct rapid testing and development of certain drone and satellite systems;each commander of a combatant command to include the missile defense interceptor and sensor requirements of the command in annual budget requests;DOD to use all authorities available to accelerate the development, production, and modernization of various defense systems and technology, including certain space-based interceptors; andthe Department of the Army to procure and field airships in support of the missile defense of the U.S. homeland from drones and ballistic, hypersonic, and cruise missiles.On January 27, 2025, President Trump signed an executive order titled The Iron Dome for America. The order directs DOD to develop plans for a next-generation missile defense shield to protect the U.S. homeland from ballistic, hypersonic, and advanced cruise missiles, and other next-generation aerial attacks.

Bill Text

Action History

  1. Introduced in Senate

  2. Read twice and referred to the Committee on Armed Services.

Sponsors

Sponsorship breakdown

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1 sponsors · 2 co-sponsors · 544 not signed on

Sponsors (1)

Co-sponsors (2)

Not signed on (544)

544 members have not signed on to this bill.

Show all 544 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

public-safety veterans technology
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does S 435 do?
Increasing Response Options and Deterrence of Missile Engagements Act of 2025 or the IRONDOME Act of 2025This bill requires the Department of Defense (DOD) and other entities to take specified actions to support U.S. missile defense capabilities, particularly with respect to the U.S. homeland.DOD must submit to Congress a multi-year phased plan to transfer operations and sustainment responsibility for missile defense from the Missile Defense Agency to the appropriate military departments to allow the Missile Defense Agency to focus on research, development, and prototyping and testing.Additionally, among other elements, the bill requiresthe United States Northern Command and the Space Development Agency within DOD to use a specified acquisition process to conduct rapid testing and development of certain drone and satellite systems;each commander of a combatant command to include the missile defense interceptor and sensor requirements of the command in annual budget requests;DOD to use all authorities available to accelerate the development, production, and modernization of various defense systems and technology, including certain space-based interceptors; andthe Department of the Army to procure and field airships in support of the missile defense of the U.S. homeland from drones and ballistic, hypersonic, and cruise missiles.On January 27, 2025, President Trump signed an executive order titled The Iron Dome for America. The order directs DOD to develop plans for a next-generation missile defense shield to protect the U.S. homeland from ballistic, hypersonic, and advanced cruise missiles, and other next-generation aerial attacks.
Who sponsors S 435?
S 435 is sponsored by Sullivan, Dan (Republican), Cramer, Kevin (Republican), and Banks, Jim (Republican).
What is the current status of S 435?
This bill is in committee in the Senate. Introduced February 05, 2025. It must pass committee before a floor vote.
Where can I track S 435?
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