
U.S. Representative, Massachusetts
1524 Longworth House Office Building
Summary
Jacob Daniel Auchincloss is an American politician, businessman, and Marine Corps officer serving as the U.S. representative for Massachusetts's 4th congressional district since 2021. A member of the Democratic Party, he previously served as a member of the Newton City Council from 2015 to 2021.
See where Rep. Auchincloss stands — alongside Democratic and Republican positions.
HR 7568 · Introduced Feb 13, 2026 · Energy
Feb 13, 2026: Referred to the Committee on Science, Space, and Technology, and in addition to the Committees on Natural Resources, and Education and Workforce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
HR 6837 · Introduced Dec 18, 2025 · Health
Dec 18, 2025: Referred to the House Committee on Education and Workforce.
HR 6609 · Introduced Dec 11, 2025 · Health
Dec 11, 2025: Referred to the Committee on Energy and Commerce, and in addition to the Committee on Ways and Means, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
HR 6610 · Introduced Dec 11, 2025 · Health
Dec 11, 2025: Referred to the House Committee on Oversight and Government Reform.
HR 6334 · Introduced Dec 1, 2025 · Science, Technology, Communications
Dec 1, 2025: Referred to the House Committee on Energy and Commerce.
HR 6335 · Introduced Dec 1, 2025 · Taxation
Dec 1, 2025: Referred to the Committee on Ways and Means, and in addition to the Committee on Education and Workforce, for a period to be subsequently determined by the Speaker, in each case for consideration of such provisions as fall within the jurisdiction of the committee concerned.
HR 6333 · Introduced Dec 1, 2025 · Commerce
Dec 11, 2025: Forwarded by Subcommittee to Full Committee by Voice Vote.
HR 6171 · Introduced Nov 20, 2025 · Health
Nov 20, 2025: Referred to the House Committee on Energy and Commerce.
HR 4438 · Introduced Jul 16, 2025 · Finance and Financial Sector
Jul 16, 2025: Referred to the House Committee on Financial Services.
HR 409 · Introduced Jan 15, 2025 · Taxation
Jan 15, 2025: Referred to the House Committee on Ways and Means.
Major bills from recent Congresses — outcomes and party vote breakdowns. For Rep. Auchincloss'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.