
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 Withdrawn cosponsorships are labeled.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. 4944 · American Energy and Mineral Infrastructure Act of 2026
Introduced Jun 24, 2026 · cosponsored Aug 5, 2026 · Environmental Protection
Latest action (Jun 24, 2026): Read twice and referred to the Committee on Environment and Public Works.
S. 4942 · SAFE Banking Act of 2026
Introduced Jun 24, 2026 · cosponsored Jun 24, 2026 · original cosponsor · Finance and Financial Sector
Latest action (Jun 24, 2026): Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
S. 4880 · Dismemberment Abortion Ban Act of 2026
Introduced Jun 24, 2026 · cosponsored Jun 24, 2026 · original cosponsor · Crime and Law Enforcement
Latest action (Jun 24, 2026): Read twice and referred to the Committee on the Judiciary.
S. 4873 · Promoting Human Flourishing in Foreign Assistance Act
Introduced Jun 23, 2026 · cosponsored Jun 23, 2026 · original cosponsor · International Affairs
Latest action (Jun 23, 2026): Read twice and referred to the Committee on Foreign Relations.
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. 4671 · Federal Firearms Licensee Protection Act of 2026
Introduced Jun 3, 2026 · cosponsored Jun 3, 2026 · original cosponsor · 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. 4619 · Protect Domestic Oil and Gas Small Business Act of 2026
Introduced May 21, 2026 · cosponsored May 21, 2026 · original cosponsor · Environmental Protection
Latest action (May 21, 2026): Read twice and referred to the Committee on Environment and Public Works.
S. 4604 · Protecting America’s Small Oil and Gas Producers and Rural Jobs Act
Introduced May 20, 2026 · cosponsored Jun 16, 2026 · Taxation
Latest action (May 20, 2026): Read twice and referred to the Committee on Finance.
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. 737 · A resolution recognizing National Foster Care Month as an opportunity to raise awareness about the challenges of children in the foster care system and to encourage Congress to implement policies to improve the lives of children in the foster care system.
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Families
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 S2312-2313)
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)
S.Res. 734 · A resolution designating May 16, 2026, as "Kids to Parks Day".
Introduced May 14, 2026 · cosponsored May 14, 2026 · original cosponsor · Public Lands and Natural Resources
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)
S.Res. 727 · A resolution supporting the designation of May 29, 2026, as "Mental Health Awareness in Agriculture Day" to raise awareness around mental health in the agricultural industry and workforce and to continue to reduce stigma associated with mental illness.
Introduced May 13, 2026 · cosponsored May 13, 2026 · original cosponsor · Agriculture and Food
Latest action (Jun 1, 2026): Resolution agreed to in Senate without amendment and with a preamble by Unanimous Consent. (consideration: CR S2480)
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.Res. 709 · A resolution supporting the goals and ideals of National Nurses Week, to be observed from May 6 through May 12, 2026.
Introduced Apr 30, 2026 · cosponsored Apr 30, 2026 · original cosponsor · Health
Latest action (Apr 30, 2026): Referred to the Committee on Health, Education, Labor, and Pensions. (text: CR S2175)
Introduced Apr 30, 2026 · cosponsored Sep 23, 2026 · Health
Latest action (Apr 30, 2026): Read twice and referred to the Committee on Finance.
S. 4472 · Accelerating Access to Critical Therapies for ALS Reauthorization Act of 2026
Introduced Apr 30, 2026 · cosponsored Jun 24, 2026 · Health
Latest action (Aug 10, 2026): Held at the desk.
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.Res. 702 · A resolution commending the American Chemical Society on the occasion of its 150th anniversary and recognizing its many years of service to the United States.
Introduced Apr 29, 2026 · cosponsored Apr 29, 2026 · original cosponsor · Science, Technology, Communications
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 Sep 22, 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.
S.Res. 697 · A resolution welcoming Their Majesties King Charles III and Queen Camilla of the United Kingdom to the United States on the occasion of His Majesty's address to a joint meeting of Congress, and recognizing the historic global significance of the United States-United Kingdom relationship.
Introduced Apr 28, 2026 · cosponsored Apr 28, 2026 · original cosponsor · International Affairs
Latest action (Apr 28, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2076-2077; text: CR S2086)
S.Res. 694 · A resolution designating April 2026 as "Financial Literacy Month".
Introduced Apr 28, 2026 · cosponsored Apr 28, 2026 · original cosponsor · Finance and Financial Sector
Latest action (Apr 28, 2026): Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S2076-2077; text: CR S2084-2085)