Mike Bost — Voting Record & Political Positions

U.S. Representative for IL's 12th Congressional District · Republican

Mike Bost is a Republican U.S. Representative for IL's 12th Congressional District. This page tracks Mike Bost's congressional voting record, attendance, legislative effectiveness, and positions on key issues. In office since 2015.

Mike Bost's Voting Record at a Glance

• Voting attendance: 97.32% — cast 472 of 485 roll-call votes (missed 13).
• Party-line voting: votes with Republican 95.38% of the time (4.62% of votes break with the party).
• Legislative effectiveness: sponsored 1751 bills, 90 of which were enacted into law.

Top Issues Mike Bost Votes On

• Immigration
• Climate Change
• Taxation
• Defense Spending
• Renewable Energy
• Health Insurance

How Mike Bost Voted on Recent Bills

• Nay on “Ukraine Support Act” (2026-06-04) — Passed
• Nay on “Providing for consideration of the bill (H.R. 2913) to authorize support for Ukraine, and for other purposes.” (2026-06-04) — Passed
• Yea on “Agriculture, Rural Development, Food and Drug Administration, and Related Agency Appropriations Act, 2027” (2026-06-04) — Passed
• Not Voting on “Directing the President pursuant to section 5(c) of the War Powers Resolution to remove United States Armed Forces from Lebanon.” (2026-06-04) — Failed
• Yea on “Northwest Straits Marine Conservation Initiative Reauthorization Act of 2025” (2026-06-03) — Passed
• Nay on “Directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran.” (2026-06-03) — Passed
• Yea on “No Funds for Repeat Child Care Violations Act of 2026” (2026-06-03) — Passed
• Yea on “Alaska’s Right to Ivory Sales and Tradition Act” (2026-06-03) — Passed

When Mike Bost Broke With the Republican Party

Mike Bost has voted against the Republican majority on about 4.6% of party-line votes tracked. Recent examples:

• Voted Aye on “Making appropriations for military construction, the Department of Veterans Affairs, and related agencies for the fiscal year ending September 30, 2027, and for other purposes.” (2026-05-15) while most Republicans voted No — Failed.
• Voted No on “Farm, Food, and National Security Act of 2026” (2026-04-30) while most Republicans voted Yea — Failed.
• Voted Yea on “ROTOR Act” (2026-02-24) while most Republicans voted No — Failed.
• Voted No on “Consolidated Appropriations Act, 2026” (2026-01-22) while most Republicans voted Yea — Failed.
• Voted No on “Consolidated Appropriations Act, 2026” (2026-01-22) while most Republicans voted Yea — Failed.

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