
Senator · MT · R
Current term Jan 3, 2025 – Jan 3, 2031 · In the Senate since Jan 3, 2025
Official websiteBiographical Directory
Portrait: U.S. Government Publishing Office, via unitedstates/images (public domain)
339 cosponsored bills and resolutions, from Congress.gov. Withdrawn cosponsorships are labeled.
S. 4909 · Artemis II Congressional Gold Medal Act
Introduced Jun 24, 2026 · cosponsored Jun 24, 2026 · original cosponsor · Science, Technology, Communications
Latest action (Jun 24, 2026): Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
S. 4897 · Credit for Prior Learning Act
Introduced Jun 24, 2026 · cosponsored Jun 24, 2026 · original cosponsor · Education
Latest action (Jun 24, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
S. 4812 · FIRE SMART Act of 2026
Introduced Jun 17, 2026 · cosponsored Jun 17, 2026 · original cosponsor · Environmental Protection
Latest action (Jun 17, 2026): Read twice and referred to the Committee on Environment and Public Works. (Sponsor introductory remarks on measure: CR S2895)
S. 4801 · Duty Status Reform Act
Introduced Jun 16, 2026 · cosponsored Jun 16, 2026 · original cosponsor · Armed Forces and National Security
Latest action (Jun 16, 2026): Read twice and referred to the Committee on Armed Services.
S. 4775 · Stopping Harmful and Outrageous Torts Act
Introduced Jun 11, 2026 · cosponsored Jun 11, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Jun 11, 2026): Read twice and referred to the Committee on the Judiciary.
S. 4769 · Illegal Immigration Cost Recovery Act
Introduced Jun 11, 2026 · cosponsored Jun 11, 2026 · original cosponsor · Immigration
Latest action (Jun 11, 2026): Read twice and referred to the Committee on the Judiciary.
S. 4744 · Take Care of America’s Veterans Act
Introduced Jun 10, 2026 · cosponsored Jun 16, 2026 · Armed Forces and National Security
Latest action (Jun 11, 2026): Read the second time. Placed on Senate Legislative Calendar under General Orders. Calendar No. 433.
S.Res. 758 · A resolution expressing support for the designation of the month of June 2026 as "National Post-Traumatic Stress Awareness Month" and June 27, 2026, as "National Post-Traumatic Stress Awareness Day".
Introduced Jun 8, 2026 · cosponsored Jun 8, 2026 · original cosponsor · Armed Forces and National Security
Latest action (Jun 8, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2670; text: CR S2666)
S. 4671 · Federal Firearms Licensee Protection Act of 2026
Introduced Jun 3, 2026 · cosponsored Jun 16, 2026 · Crime and Law Enforcement
Latest action (Jun 3, 2026): Read twice and referred to the Committee on the Judiciary.
S.Res. 755 · A resolution honoring the life of the Honorable Donald W. Riegle, Jr., former Senator for the State of Michigan.
Introduced Jun 1, 2026 · cosponsored Jun 1, 2026 · original cosponsor · Congress
Latest action (Jun 1, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2480; text: CR S2478-2479)
S. 4632 · Prevent Government Shutdowns Act of 2026
Introduced May 21, 2026 · cosponsored May 21, 2026 · original cosponsor · Economics and Public Finance
Latest action (Jun 1, 2026): Read the second time. Placed on Senate Legislative Calendar under General Orders. Calendar No. 424.
S. 4629 · Government Bailout Prevention Act
Introduced May 21, 2026 · cosponsored Jun 9, 2026 · Economics and Public Finance
Latest action (May 21, 2026): Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
S. 4619 · Protect Domestic Oil and Gas Small Business Act of 2026
Introduced May 21, 2026 · cosponsored Sep 28, 2026 · Environmental Protection
Latest action (May 21, 2026): Read twice and referred to the Committee on Environment and Public Works.
S.Res. 739 · A resolution honoring the life and legacy of John Seymour, the late Senator for the State of California.
Introduced May 19, 2026 · cosponsored May 19, 2026 · original cosponsor · Government Operations and Politics
Latest action (May 19, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2381; text: CR S2380)
S.Res. 735 · A resolution designating the week of May 10 through May 16, 2026, as "National Police Week".
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (May 14, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2313; text: CR S2310)
Introduced May 14, 2026 · cosponsored May 20, 2026 · Immigration
Latest action (May 14, 2026): Read twice and referred to the Committee on the Judiciary.
S.Res. 726 · A resolution expressing support for the designation of May 5, 2026, as "National Day of Awareness for Missing and Murdered Indigenous Women and Girls".
Introduced May 12, 2026 · cosponsored May 12, 2026 · original cosponsor · Native Americans
Latest action (May 12, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2241; text: CR S2240-2241)
S. 4489 · Dry-Redwater Regional Water Authorization Act
Introduced May 12, 2026 · cosponsored May 12, 2026 · original cosponsor · Water Resources Development
Latest action (Sep 16, 2026): Committee on Energy and Natural Resources. Hearings held.
S.Res. 723 · A resolution honoring the life of Dirk Arthur Kempthorne, former United States Senator for the State of Idaho.
Introduced May 11, 2026 · cosponsored May 11, 2026 · original cosponsor · Congress
Latest action (May 11, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2205; text: CR S2203)
S. 4487 · Veterans’ Compensation Cost-of-Living Adjustment Act of 2026
Introduced May 11, 2026 · cosponsored May 11, 2026 · original cosponsor · Armed Forces and National Security
Latest action (May 11, 2026): Read twice and referred to the Committee on Veterans' Affairs.
S.Res. 722 · A resolution addressing the politicization of war crimes allegations against allied special operations forces.
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · International Affairs
Latest action (Apr 30, 2026): Referred to the Committee on Foreign Relations. (text: CR S2182)
Introduced Apr 30, 2026 · cosponsored Sep 23, 2026 · Health
Latest action (Apr 30, 2026): Read twice and referred to the Committee on Finance.
S.Res. 703 · A resolution expressing support for the designation of the week of May 3, 2026, through May 9, 2026, as "National Small Business Week" to celebrate the contributions of small businesses and entrepreneurs in every community in the United States.
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Commerce
Latest action (Apr 29, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2109; text: CR S2135)
S. 4429 · Connected Vehicle Security Act of 2026
Introduced Apr 29, 2026 · cosponsored Jun 11, 2026 · Foreign Trade and International Finance
Latest action (Sep 22, 2026): Placed on Senate Legislative Calendar under General Orders. Calendar No. 671.
S. 4427 · Heat Workforce Standards Act of 2026
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Labor and Employment
Latest action (Apr 29, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions.