Republican
Cynthia M. Lummis
RepublicanIn office since 2021
Cynthia M. Lummis
Senator · Wyoming
44
Bills written
this Congress
2
Became law
$1.5M
Raised
2025–26 cycle · 47% PAC
$835K
Cash on hand
carried over from earlier years
—
Public approval
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S 5663·Uncategorized·Sep 30, 2026
PROOF Act
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
SJRES 205·Environment·Aug 5, 2026
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to "California State Nonroad Engine Pollution Control Standards; Small Off-Road Engines Regulations; Notice of Decision".
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 4956·Environment·Jul 13, 2026
Farmers and Ranchers Relief Act of 2026
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 4806·Energy·Jun 17, 2026
POWER Up Act
Latest: Read twice and referred to the Committee on Energy and Natural Resources.
In committee
S 4619·Environment·May 21, 2026
Protect Domestic Oil and Gas Small Business Act of 2026
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 4529·Energy·May 14, 2026
Build Nuclear with Local Materials Act of 2026
Latest: Committee on Environment and Public Works Subcommittee on Clean Air, Climate, and Nuclear Innovation and Safety. Hearings held.
In committee
S 4267·Energy·Mar 26, 2026
Strengthening American Nuclear Energy Act of 2026
Latest: Read twice and referred to the Committee on Energy and Natural Resources.
In committee
S 4146·Environment·Mar 19, 2026
Local Data for Better Conservation Act
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 3836·Environment·Feb 11, 2026
FENCES Act
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 3611·Finance·Jan 12, 2026
Blockchain Regulatory Certainty Act of 2026
Latest: Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
In committee
S 3520·Public Lands·Dec 17, 2025
CLEAR Act of 2025
Latest: Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry.
In committee
S 3416·Government·Dec 10, 2025
Safeguarding U.S. Rulemaking Act
Latest: Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
In committee
S 3278·Transportation·Nov 20, 2025
SMART Infrastructure Act of 2025
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
S 3045·Environment·Oct 23, 2025
COAL Act of 2025
Latest: Read twice and referred to the Committee on Energy and Natural Resources.
In committee
S 3007·Environment·Oct 14, 2025
Diesel Truck Liberation Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 2991·Transportation·Oct 8, 2025
Connor’s Law
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
SJRES 89·Public Lands·Oct 8, 2025
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Buffalo Field Office Record of Decision and Approved Resource Management Plan Amendment".
Latest: Indefinitely postponed by Senate by Unanimous Consent. (consideration: CR S8395)
In committee
S 2952·Finance·Sep 30, 2025
$2.50 for America’s 250th Act
Latest: Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
In committee
S 2579·Environment·Jul 31, 2025
Endangered Species Recovery Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 2471·Finance·Jul 28, 2025
21st Century Mortgage Act of 2025
Latest: Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
In committee
S 2428·Education·Jul 24, 2025
STUDENT Act
Latest: Read twice and referred to the Committee on Finance.
In committee
S 2273·Public Lands·Jul 14, 2025
Wyoming Education Trust Modernization Act
Latest: Held at the desk.
Passed Senate
S 2207·Taxes·Jun 30, 2025
A bill to amend the Internal Revenue Code of 1986 to reform the treatment of digital assets.
Latest: Read twice and referred to the Committee on Finance.
In committee
S 2187·Economy & Budget·Jun 26, 2025
Pay Down the Debt Act
Latest: Read twice and referred to the Committee on Appropriations.
In committee
S 2081·Tech & Science·Jun 12, 2025
RISE Act of 2025
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
S 1894·Transportation·May 22, 2025
SPEED Act
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 1798·Transportation·May 15, 2025
Autonomous Vehicle Acceleration Act of 2025
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
S 1672·Environment·May 8, 2025
Forest Protection and Wildland Firefighter Safety Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 1525·Finance·Apr 30, 2025
Common Cents Act
Latest: Held at the desk.
Passed Senate
S 1430·Transportation·Apr 10, 2025
Interactive Federal Review Act
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 1037·Public Lands·Mar 13, 2025
PARC Act
Latest: Read twice and referred to the Committee on Energy and Natural Resources.
In committee
S 1066·Transportation·Mar 13, 2025
Highway Funding Flexibility Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 954·Finance·Mar 11, 2025
BITCOIN Act of 2025
Latest: Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
In committee
S 790·Public Lands·Feb 27, 2025
A bill to redesignate the National Historic Trails Interpretive Center in Casper, Wyoming, as the "Barbara L. Cubin National Historic Trails Interpretive Center".
Latest: Became Public Law No: 119-117.
Law
S 715·Public Lands·Feb 25, 2025
No American Land for Communist China Act
Latest: Read twice and referred to the Committee on Foreign Relations.
In committee
S 569·Government·Feb 13, 2025
POSTAL Act
Latest: Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
In committee
SJRES 17·Public Lands·Feb 6, 2025
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Forest Service of the Department of Agriculture relating to "Law Enforcement; Criminal Prohibitions".
Latest: Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry.
In committee
S 395·Public Lands·Feb 4, 2025
Emergency Fuel Reduction Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 386·Environment·Feb 4, 2025
Critical Water Resources Prioritization Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 316·Environment·Jan 29, 2025
Grizzly Bear State Management Act of 2025
Latest: Read twice and referred to the Committee on Environment and Public Works.
In committee
S 284·Congress·Jan 28, 2025
Congressional Award Program Reauthorization Act
Latest: Became Public Law No: 119-66.
Law
S 238·Government·Jan 23, 2025
FREE Act
Latest: Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
In committee
S 191·Transportation·Jan 22, 2025
LICENSE Act of 2025
Latest: Read twice and referred to the Committee on Commerce, Science, and Transportation.
In committee
S 31·Public Lands·Jan 8, 2025
A bill to designate the mountain at the Devils Tower National Monument, Wyoming, as Devils Tower, and for other purposes.
Latest: Read twice and referred to the Committee on Energy and Natural Resources.
In committee