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Michael K. Simpson
U.S. Representative, Idaho
2084 Rayburn House Office Building
Summary
Republican Representative from Idaho serving since 2025. Has sponsored 160 pieces of legislation.
Scorecard
The record at a glanceA quick read on how Rep. Simpson votes and legislates this Congress. Every figure links to its full record below.
Views on the Issues
See where Rep. Simpson stands — alongside Democratic and Republican positions.
Sponsored Legislation
See all 160 →HR 9171
HR 9171 · Introduced Jun 5, 2026 · Economics and Public Finance
Jun 5, 2026: Placed on the Union Calendar, Calendar No. 599.
HR 6279
HR 6279 · Introduced Nov 21, 2025 · Transportation and Public Works
Nov 21, 2025: Referred to the House Committee on Natural Resources.
HR 4754
HR 4754 · Introduced Jul 24, 2025 · Economics and Public Finance
Jul 24, 2025: Placed on the Union Calendar, Calendar No. 175.
HR 634
HR 634 · Introduced Jan 22, 2025 · Law
Jan 22, 2025: Referred to the House Committee on the Judiciary.
HR 319
HR 319 · Introduced Jan 9, 2025 · Law
Jan 9, 2025: Referred to the House Committee on the Judiciary.
Voting Analytics
Full record →Computed over Rep. Simpson's 645 roll-call votes in the 119th Congress, of which 450were party-split (the two parties' majorities on opposite sides). Unanimous votes are excluded so the rates aren't inflated.
95.1%
Votes with the Republican majority
On party-split votes
4.9%
Votes with the other party
The bipartisanship read
2.3%
Missed votes
Chamber median 2.2% · above median
Placement on the House's left–right spectrum
More liberalMore conservative
Based on how often Rep. Simpson sided with the Republican majority on party-split votes, ranked against all representatives. This is a vote-agreement placement, not an academic ideology score.
Source: Clerk of the U.S. House (roll-call votes) · as of Sep 9, 2025
Legislative Activity
What Rep. Simpson has put their name on in the 119th Congress, and across their career. Most bills — from every member — never become law; the enacted count is context, not a grade.
5
Sponsored this Congress
160 all-time
0
Became law this Congress
0% of those sponsored
2,237
Cosponsored, all-time
Signed on to others' bills
160
Bills sponsored, all-time
Source: Congress.gov · as of Aug 21, 2026
Landmark Legislation
Major bills from recent Congresses — outcomes and party vote breakdowns. For Rep. Simpson'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.
D: 50 yeaR: 0 yeaFinal: 51–50
CHIPS Act
Enacted2022 · H.R. 4346Invested $52 billion in domestic semiconductor manufacturing to reduce dependence on foreign chip supply chains.
D: 47 yeaR: 17 yeaFinal: 64–33