PlainBillCongress, translated.Legislation. Context. Public interest.Read twice and referred to the Committee on Armed Services.
Congressional Research Service
Version 00 · Introduced in Senate · Feb 5, 2025
Increasing Response Options and Deterrence of Missile Engagements Act of 2025 or the IRONDOME Act of 2025
This 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.
Showing the opening paragraphs of the official summary.
Additionally, among other elements, the bill requires
the 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; and
the 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.
People & committees
Sen. Sullivan, Dan [R-AK] · R–AK
Legislative record
A procedural vote is different from passage. Passage in one chamber does not establish enactment. Explore the glossary.
Read twice and referred to the Committee on Armed Services.
Introduced in Senate
Primary sources
Text links open the official source. We currently store references to these documents.
No related bills are listed in this snapshot. This does not establish whether the proposal has appeared in earlier Congresses.
Source last updated: Apr 9, 2026. Consult Congress.gov for the current record.
AI Conversation Starters
Choose a perspective, copy a prompt, and paste it into your preferred AI. Each prompt includes the bill version and available official source links, and asks for counterarguments as well as supporting evidence.
Analyze S.435 as objectively as possible. Explain its main provisions, who would be affected, possible benefits and harms, implementation, exceptions, and uncertainties. Present the strongest arguments for and against it, and identify evidence needed to assess its public impact.
Examine S.435 through a progressive lens, focusing on fairness, access, economic inequality, and effects on vulnerable communities. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and distinguish stated goals from demonstrated outcomes.
Examine S.435 through a conservative lens, focusing on fiscal responsibility, institutional stability, federalism, and the scope of government. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and any provisions that challenge this perspective.
Examine S.435 through a civil-liberties and limited-government lens. Consider individual rights, privacy, voluntary choice, accountability, and government power. Explain tradeoffs, possible safeguards, and the strongest counterarguments without assuming the proposal is beneficial or harmful.