Missouri · Current officeholder
Mark Matthiesen
Republican Missouri House, District 107
Record last updated:
Sponsored legislation
34 bills in the current data (28 as primary sponsor), sorted by most recent official action. Linked by Open States person ID.
| Bill | Title | Role | Stage | Last action |
|---|---|---|---|---|
| HB 3305 | Modifies provisions governing mental health efforts in public schools | Primary sponsor | In committee | May 15, 2026 |
| HB 3177 | Establishes provisions relating to nuisance actions against racing facilities and race tracks | Primary sponsor | In committee | May 15, 2026 |
| HB 2883 | Modifies the provisions of the "Show-Me Sports Investment Act" | Primary sponsor | In committee | May 15, 2026 |
| HB 2528 | Exempts portable solar generation devices from public service commission regulations | Primary sponsor | In committee | May 15, 2026 |
| HB 2507 | Prohibits labor organizations from collecting payment for union dues from a new employee until such employee has worked at least two hundred fifty hours | Primary sponsor | In committee | May 15, 2026 |
| HB 1801 | Changes the definition of "qualified student" for the Missouri Empowerment Scholarship Accounts Program | Primary sponsor | In committee | May 15, 2026 |
| HB 1799 | Authorizes taxpayers to submit petitions to reduce local tax rate levies | Primary sponsor | In committee | May 15, 2026 |
| HB 3105 | Modifies provisions regarding the rights of firearms owners | Co-sponsor | In committee | May 14, 2026 |
| HB 1802 | Allows election challengers to be present any time ballots are being cast | Primary sponsor | In committee | May 7, 2026 |
| HB 2859 | Reduces the assessment percentage of certain personal property and provides a personal property tax exemption for certain personal property upon adoption of a constitutional amendment authorizing such exemption | Primary sponsor | In committee | April 29, 2026 |
| HB 2506 | Requires the office of childhood to design and develop placards that include a QR code containing a link to a child care facility's complaint investigations and inspection reports | Primary sponsor | In committee | April 23, 2026 |
| HJR 119 | Proposes a constitutional amendment changing how judges are selected to certain courts | Co-sponsor | In committee | April 9, 2026 |
| HB 3332 | Modifies provisions relating to employment benefits for first responders | Primary sponsor | In committee | April 1, 2026 |
| HB 2559 | Requires the general assembly to approve proposed administrative rules | Co-sponsor | Passed one chamber | March 23, 2026 |
| HB 1800 | Changes the percentage of the cap on the inflationary growth factor for the assessment growth of real or personal property occurring within a political subdivision, defines assessment value, and adds provisions related to the sales ratio studies performed by the State Tax Commission | Primary sponsor | Passed one chamber | March 23, 2026 |
| HB 3342 | Prohibits personal property tax levies passed prior to January 1, 1975, from applying to motor vehicles | Primary sponsor | In committee | March 5, 2026 |
| HB 1803 | Requires the Air Conservation Commission to suspend by January 1, 2028, any motor vehicle emissions inspection program established under the Air Quality Attainment Act | Primary sponsor | In committee | February 12, 2026 |
| HB 516 | Modifies criteria of hazardous waste investigations and increases the hazardous waste fund appropriations | Primary sponsor | Passed both chambers | May 30, 2025 |
| HB 960 | Requires the Air Conservation Commission to suspend by January 1, 2027, any motor vehicle emissions inspection program established under the Air Quality Attainment Act | Primary sponsor | In committee | May 15, 2025 |
| HB 819 | Establishes a grant program for hospitals to improve their security | Primary sponsor | In committee | May 15, 2025 |
| HB 639 | Establishes parental leave for school employees | Primary sponsor | In committee | May 15, 2025 |
| HB 518 | Modifies the "circuit breaker" tax credit by increasing the maximum upper limit and property tax credit amounts | Primary sponsor | In committee | May 15, 2025 |
| HB 1370 | Creates provisions relating to minimum nurse staffing requirements | Primary sponsor | In committee | May 15, 2025 |
| HB 1286 | Modifies provisions governing ambulance or fire protection district property taxes replaced by sales taxes | Primary sponsor | In committee | May 15, 2025 |
| HB 664 | Requires the general assembly to approve proposed administrative rules | Co-sponsor | In committee | May 14, 2025 |
| HB 988 | Reduces the assessment percentage of certain personal property and provides a personal property tax exemption for certain personal property upon adoption of a constitutional amendment authorizing such exemption | Primary sponsor | In committee | April 17, 2025 |
| HB 638 | Modifies provisions relating to election oversight | Primary sponsor | In committee | April 8, 2025 |
| HB 636 | Designates the "Sergeant Colin I Arslanbas Memorial Highway" in St. Charles County | Primary sponsor | In committee | April 1, 2025 |
| HB 517 | Changes the percentage of the cap on the inflationary growth factor for the assessment growth of real or personal property occurring within a political subdivision | Primary sponsor | In committee | March 27, 2025 |
| HB 637 | Requires the office of childhood to design, develop, and distribute placards that include a QR code containing a link to a child care facility's inspection reports | Primary sponsor | In committee | March 25, 2025 |
| HB 519 | Changes the definition of "qualified student" for the Missouri empowerment scholarship accounts program | Primary sponsor | In committee | February 19, 2025 |
| HB 100 | Modifies provisions relating to income tax | Co-sponsor | In committee | February 11, 2025 |
| HJR 35 | Proposes a constitutional amendment to impose an appropriation spending limitation and to establish the "Tax Reform Fund" to be used to fund budgetary shortfalls, subject to an appropriation limitation, implement sales tax changes, and allow for certain taxation changes based on revenue triggers, by general law | Co-sponsor | In committee | February 4, 2025 |
| HB 515 | Authorizes taxpayers to submit petitions to reduce local tax rate levies | Primary sponsor | In committee | January 30, 2025 |