
U.S. Senator, South Dakota
716 Hart Senate Office Building Washington, DC 20510
Summary
Marion Michael Rounds is an American businessman and politician serving as the junior United States senator from South Dakota since 2015. A member of the Republican Party, he served as the 31st governor of South Dakota from 2003 to 2011.
See where Senator Rounds stands — alongside Democratic and Republican positions.
S 1473 · Introduced Apr 10, 2025 · Foreign Trade and International Finance
May 21, 2026: Held at the desk.
· Introduced May 20, 2026
May 20, 2026: Amendment SA 5445 agreed to in Senate by Unanimous Consent.
· Introduced Mar 9, 2026
· Introduced Jun 23, 2016
· Introduced Jun 16, 2016
· Introduced Jun 7, 2016
· Introduced May 26, 2016
· Introduced May 25, 2016
· Introduced May 18, 2016
· Introduced Apr 21, 2016
Apr 25, 2016: Amendment SA 3844 agreed to in Senate by Voice Vote.
Major bills from recent Congresses — outcomes and party vote breakdowns. For Senator Rounds's individual votes, view their full record on Congress.gov.
Inflation Reduction Act
Enacted2022 · H.R. 5376Largest climate investment in U.S. history; allowed Medicare to negotiate drug prices; reduced the federal deficit.
CHIPS Act
Enacted2022 · H.R. 4346Invested $52 billion in domestic semiconductor manufacturing to reduce dependence on foreign chip supply chains.
Bipartisan Infrastructure Law
Enacted$1.2 trillion for roads, bridges, broadband, rail, water systems, and the electric grid.