# Mark Chapman

Mark Chapman is a Republican member of the Oklahoma House for district 12.

- Party: Republican
- Seat: Oklahoma House, district 12
- Serving since: 2024-11-20
- Current term: OK 2025–26 session
- Open States ID: ocd-person/a688f8ac-d265-4830-963f-617b726524ed

Source: https://americaspoliticalpulse.com/p/a688f8ac-d265-4830-963f-617b726524ed (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

Chapman reported $84.0K in the 2026 cycle, in the top quarter of State House Republicans (median $33.7K).

## Ideology (CSIP)

CSIP score +0.49 (standard error 0.03), from 56 donors and 280 roll calls. Negative is left of 0, positive right of it, on one scale for every official. 74% of State House Republicans score lower.

## Votes (OK 2025–26 session)

1,932 roll calls. Attendance 91.9% (Oklahoma House 90.1%). Party unity 91.3% (88%). 114 votes against the party majority.

Key votes:

- 2026-05-14 · voted not voting · Fourth Reading · SB 2 Wind energy; providing setback requirements for certain affected counties; waiver; referral of question to eligible voters; zoning; construction;… · fail · https://openstates.org/ok/bills/2026/SB2/
- 2026-05-14 · voted not voting · Veto Override Without Emer. · SB 1589 Crimes and punishments; modifying scope of certain offense related to gambling. Effective date. · pass · https://openstates.org/ok/bills/2026/SB1589/
- 2026-05-14 · voted yea · Fourth Reading · HB 1370 Motor Fuel Tax Code; repealer; reduction in federal excise tax on gasoline or diesel fuel; emergency. · pass · https://openstates.org/ok/bills/2026/HB1370/
- 2026-05-14 · voted yea · Fourth Reading · SB 893 Property and critical infrastructure; creating the Military Installation and Critical Infrastructure Protection Act of 2025. Effective date. · pass · https://openstates.org/ok/bills/2026/SB893/
- 2026-05-07 · voted not voting · Reconsider Measure · SB 1209 Forcible entry and detainer; modifying time period for certain trial. Effective date. · pass · https://openstates.org/ok/bills/2026/SB1209/
- 2026-05-07 · voted yea · Third Reading · SB 1884 School employees; modifying the access statewide professional educators' associations have to school employees; allowing termination of certain… · pass · https://openstates.org/ok/bills/2026/SB1884/
- 2026-05-07 · voted yea · Third Reading · SB 514 Schools; student eligibility; virtual charter school students; Oklahoma Secondary School Activities Association (OSSAA) activities; policies. Effective… · pass · https://openstates.org/ok/bills/2026/SB514/
- 2026-05-07 · voted nay · Third Reading · SB 2143 Ad valorem tax; authorizing use of digital visual technology for inspection of real property. Effective date. · fail · https://openstates.org/ok/bills/2026/SB2143/
- 2026-05-07 · voted yea · Third Reading · SJR 53 Joint resolution; approving certain proposed permanent rules of the Oklahoma Medical Marijuana Authority. · pass · https://openstates.org/ok/bills/2026/SJR53/
- 2026-05-07 · voted not voting · Third Reading · SB 1209 Forcible entry and detainer; modifying time period for certain trial. Effective date. · fail · https://openstates.org/ok/bills/2026/SB1209/

## Legislation (OK 2025–26 session)

Sponsored 41 bills: 41 reached committee, 10 passed one chamber, 9 passed both, 6 became law. Cosponsored 0. 34.2% of sponsored bills got out of committee (Oklahoma House 44.5%; rank 72 of 98).

Recent sponsored bills:

- HB 4194: Data centers; Data Center Decommissioning Act; proper decommissioning; Oklahoma Corporation Commission; financial assurance; effective date. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HB4194/
- HJR 1082: Oklahoma Constitution; ad valorem; veterans; partial exemption; ballot title; filing. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HJR1082/
- SB 1859: Oklahoma State Bureau of Investigation; creating the Cyber Crime Fraud Unit; revolving fund. Effective date. Emergency. (became law, 2026-05-29) https://openstates.org/ok/bills/2026/SB1859/
- HB 4190: Oklahoma State Bureau of Investigation; Cyber Crime and Fraud Unit; motor vehicle insurance policy renewals; revolving fund; effective date. (in committee, 2026-02-23) https://openstates.org/ok/bills/2026/HB4190/
- HB 4211: Revenue and taxation; Oklahoma Revenue and Taxation Act of 2026; effective date. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HB4211/
- HB 4193: State procurement; Procurement Protection Act of 2026; prohibiting certain entities from entering into contracts with certain companies; disclosure… (in committee, 2026-03-03) https://openstates.org/ok/bills/2026/HB4193/
- HB 4195: Revenue and taxation; Oklahoma Property Tax Policy Act of 2026; effective date. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HB4195/
- HB 4210: Public finance; Federal Funds Reporting Requirements Act of 2026; effective date. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HB4210/
- HB 3787: Elections; non-qualified electors; registration requirements for candidates; board of education; technology center school district; effective date. (passed one chamber, 2026-04-01) https://openstates.org/ok/bills/2026/HB3787/
- HJR 1083: Oklahoma Constitution; Property Tax Policy Act of 2026; ballot title; filing. (in committee, 2026-02-03) https://openstates.org/ok/bills/2026/HJR1083/

## Campaign money (2026 cycle)

Itemized receipts $84.0K (State House Republicans median $33.7K). 99% of itemized individual money came from in state. Aggregates only; no individual donors.

## Links

- Official site: https://www.okhouse.gov/representatives/mark-chapman
- Campaign site: https://www.chapmanforok.com/
- Facebook: https://www.facebook.com/profile.php?id=61557942641986
- LinkedIn: https://www.linkedin.com/in/mark-chapman-78b3a330/

Full profile, with every chart and the methods: https://americaspoliticalpulse.com/p/a688f8ac-d265-4830-963f-617b726524ed