
Senator · MT · R
Current term Jan 3, 2021 – Jan 3, 2027 · In the Senate since Jan 6, 2015
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Portrait: U.S. Government Publishing Office, via unitedstates/images (public domain)
355 cosponsored bills and resolutions, from Congress.gov. Withdrawn cosponsorships are labeled.
S. 3946 · Tribal Firearm Access Act
Introduced Feb 26, 2026 · cosponsored Feb 26, 2026 · original cosponsor · Native Americans
Latest action (Feb 26, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3945 · Tribal Police Department Parity Act
Introduced Feb 26, 2026 · cosponsored Feb 26, 2026 · original cosponsor · Native Americans
Latest action (Feb 26, 2026): Read twice and referred to the Committee on Finance.
S. 3929 · Air Traffic Situational Awareness Enhancement Act
Introduced Feb 26, 2026 · cosponsored Feb 26, 2026 · original cosponsor · Transportation and Public Works
Latest action (Sep 16, 2026): Committee on Commerce, Science, and Transportation. Ordered to be reported with an amendment in the nature of a substitute favorably.
S. 3918 · Government Surveillance Transparency Act of 2026
Introduced Feb 25, 2026 · cosponsored Feb 25, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Feb 25, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3916 · Gun Owner Registration Information Protection Act
Introduced Feb 25, 2026 · cosponsored Feb 25, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Feb 25, 2026): Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
S.Res. 612 · A resolution acknowledging the fourth anniversary of Russia's illegal invasion of Ukraine, reaffirming support for the people of Ukraine, and emphasizing the importance of robust United States security guarantees within a transatlantic commitment to Ukraine's sovereignty.
Introduced Feb 24, 2026 · cosponsored Feb 24, 2026 · original cosponsor · International Affairs
Latest action (Feb 24, 2026): Referred to the Committee on Foreign Relations. (text: CR S654)
Introduced Feb 23, 2026 · cosponsored Feb 25, 2026 · Armed Forces and National Security
Latest action (Feb 23, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3855 · United States-Israel Framework for Upgraded Technologies, Unified Research, and Enhanced Security (FUTURES) Act of 2026
Introduced Feb 12, 2026 · cosponsored Jun 3, 2026 · International Affairs
Latest action (Feb 12, 2026): Read twice and referred to the Committee on Foreign Relations.
S.Res. 601 · A resolution designating the week beginning February 2, 2026, as "National Tribal Colleges and Universities Week".
Introduced Feb 5, 2026 · cosponsored Feb 5, 2026 · original cosponsor · Native Americans
Latest action (Feb 5, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S518; text: CR S515)
S.Res. 600 · A resolution recognizing January 2026 as "National Mentoring Month".
Introduced Feb 5, 2026 · cosponsored Feb 5, 2026 · original cosponsor · Education
Latest action (Feb 5, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S516; text: CR S514-515)
Introduced Feb 5, 2026 · cosponsored Feb 5, 2026 · original cosponsor · Environmental Protection
Latest action (Feb 5, 2026): Read twice and referred to the Committee on Environment and Public Works.
S.Res. 592 · A resolution supporting the designation of 2026 as the "International Year of the Woman Farmer" to recognize and honor the critical role of women in agriculture.
Introduced Jan 29, 2026 · cosponsored Jan 29, 2026 · original cosponsor · Agriculture and Food
Latest action (Jan 29, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S397; text: CR S381)
Introduced Jan 29, 2026 · cosponsored Feb 3, 2026 · Government Operations and Politics
Latest action (Jan 29, 2026): Read twice and referred to the Committee on Rules and Administration.
S.Res. 587 · A resolution designating the week of January 25 through January 31, 2026, as "National School Choice Week".
Introduced Jan 27, 2026 · cosponsored Jan 27, 2026 · original cosponsor · Education
Latest action (Jan 27, 2026): Referred to the Committee on the Judiciary. (text: CR S294)
S. 3697 · SAVE Moms and Babies Act of 2026
Introduced Jan 27, 2026 · cosponsored Jan 27, 2026 · original cosponsor · Health
Latest action (Jan 27, 2026): Read twice and referred to the Committee on Health, Education, Labor, and Pensions. (Sponsor introductory remarks on measure: CR S292)
S.Res. 585 · A resolution honoring the life, achievements, and legacy of Ben Nighthorse Campbell.
Introduced Jan 15, 2026 · cosponsored Jan 15, 2026 · original cosponsor · Congress
Latest action (Jan 15, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S263; text: CR S261)
S. 3675 · ICE Protection Act of 2026
Introduced Jan 15, 2026 · cosponsored Jan 15, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Jan 15, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3667 · Life at Conception Act of 2026
Introduced Jan 15, 2026 · cosponsored Jan 15, 2026 · original cosponsor · Civil Rights and Liberties, Minority Issues
Latest action (Jan 15, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3650 · Child Interstate Abortion Notification Act
Introduced Jan 15, 2026 · cosponsored Jan 15, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Jan 15, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3627 · Pregnant Students’ Rights Act
Introduced Jan 13, 2026 · cosponsored Jan 13, 2026 · original cosponsor · Education
Latest action (Jan 27, 2026): Cloture on the motion to proceed to the measure not invoked in Senate by Yea-Nay Vote. 47 - 45. Record Vote Number: 12. (CR S286)
S. 3606 · Fraud Accountability Act
Introduced Jan 8, 2026 · cosponsored Feb 3, 2026 · Immigration
Latest action (Jan 8, 2026): Read twice and referred to the Committee on the Judiciary.
S. 3597 · National Quantum Initiative Reauthorization Act of 2026
Introduced Jan 8, 2026 · cosponsored Jan 8, 2026 · original cosponsor · Science, Technology, Communications
Latest action (Apr 14, 2026): Committee on Commerce, Science, and Transportation. Ordered to be reported with an amendment in the nature of a substitute favorably.
Introduced Dec 17, 2025 · cosponsored May 20, 2026 · Energy
Latest action (Jun 10, 2026): Committee on Energy and Natural Resources. Ordered to be reported with an amendment in the nature of a substitute favorably.
S. 3500 · Hydropower Licensing Transparency Act
Introduced Dec 16, 2025 · cosponsored Dec 16, 2025 · original cosponsor · Energy
Latest action (Jun 10, 2026): Committee on Energy and Natural Resources. Ordered to be reported without amendment favorably.
S. 3492 · Essential Caregivers Act of 2025
Introduced Dec 16, 2025 · cosponsored Jan 6, 2026 · Health
Latest action (Dec 16, 2025): Read twice and referred to the Committee on Finance.