# Bill Irwin

Bill Irwin is a Republican member of the Missouri House for district 55.

- Party: Republican
- Seat: Missouri House, district 55
- Serving since: 2025-01-08
- Current term: MO 2025–26 session
- Open States ID: ocd-person/21a85544-7b2f-4d34-9654-a1ebfaa34881

Source: https://americaspoliticalpulse.com/p/21a85544-7b2f-4d34-9654-a1ebfaa34881 (America’s Political Pulse, Polarization Research Lab), data through 2026-10-27. Data under CC BY 4.0. Cite as: Westwood, Sean J., and Yphtach Lelkes. 2024. America's Political Pulse [data set].

## Headline

Irwin sits at +0.73 on the CSIP scale, more conservative than 93% of State House Republicans.

## Ideology (CSIP)

CSIP score +0.73 (standard error 0.04), from 132 donors and 0 roll calls. Negative is left of 0, positive right of it, on one scale for every official. 93% of State House Republicans score lower.

## Legislation (MO 2025–26 session)

Sponsored 14 bills: 14 reached committee, 1 passed one chamber, 0 passed both, 0 became law. Cosponsored 88. 57.1% of sponsored bills got out of committee (Missouri House 32.2%; rank 22 of 150).

Recent sponsored bills:

- HB 3045: Modifies provisions relating to administrative investigations and questioning of law enforcement officers (in committee, 2026-03-24) https://openstates.org/mo/bills/2026/HB3045/
- HB 3017: Establishes the offense of permitting a public nuisance (in committee, 2026-04-14) https://openstates.org/mo/bills/2026/HB3017/
- HB 2913: Establishes provisions providing teachers with immunity if the teacher intervenes in incidents involving violence (passed one chamber, 2026-04-30) https://openstates.org/mo/bills/2026/HB2913/
- HB 1997: Allows the general assembly, the house, and the senate to employ capitol security officers (in committee, 2026-04-29) https://openstates.org/mo/bills/2026/HB1997/
- HB 1994: Requires school districts to display the Ten Commandments in each instructional building in the school district (in committee, 2026-05-15) https://openstates.org/mo/bills/2026/HB1994/
- HB 1996: Modifies provisions relating to driver's licenses (in committee, 2026-05-15) https://openstates.org/mo/bills/2026/HB1996/
- HB 1991: Changes the laws regarding the foreign ownership of real property, with a penalty provision (in committee, 2026-02-12) https://openstates.org/mo/bills/2026/HB1991/
- HJR 125: Proposes an amendment to the constitution of Missouri to allow political subdivisions to increase the rate or the purpose of local sales taxes upon approval… (in committee, 2026-03-05) https://openstates.org/mo/bills/2026/HJR125/
- HB 1993: Provides federal Servicemember Civil Relief Act (SCRA) protections to National Guard members called to state duty (in committee, 2026-02-17) https://openstates.org/mo/bills/2026/HB1993/
- HB 1992: Establishes the offense of unlawful tracking of a motor vehicle (in committee, 2026-05-15) https://openstates.org/mo/bills/2026/HB1992/

## Campaign money (2026 cycle)

Itemized receipts $18.9K (State House Republicans median $33.7K). 100% of itemized individual money came from in state. Aggregates only; no individual donors.

## Links

- Official site: https://house.mo.gov/MemberDetails.aspx?district=055&year=2025&code=R
- Campaign site: https://www.irwinformissouri.com/
- X: https://x.com/StandForMo
- Facebook: https://www.facebook.com/profile.php?id=100074872937034
- Facebook: https://www.facebook.com/people/Irwin-For-Missouri/61550253947606/
- LinkedIn: https://www.linkedin.com/in/william-irwin-1925a6228/

Full profile, with every chart and the methods: https://americaspoliticalpulse.com/p/21a85544-7b2f-4d34-9654-a1ebfaa34881