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Read. Follow. Verify.Missouri House Bill 1740 modifies driving while intoxicated penalties, ignition interlock requirements, and license reinstatement rules
Last action · July 9, 2026: Delivered to Secretary of State (G)Sponsors: Dave Griffith and 16 others
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What This Bill Does
Missouri House Bill 1740 revises laws concerning driving while intoxicated by updating felony classification thresholds, mandating s for specific blood alcohol concentrations, and adjusting license suspension and reinstatement procedures.
Drivers convicted of intoxication-related offenses face revised mandatory minimum prison terms, altered felony tiers for incidents involving injury or high blood alcohol levels, and strict maintenance requirements to regain driving privileges.
Who It Affects
Groups the bill's text affects, as described in the record. Being affected is not a position for or against it.
motor vehicle operators
Drivers face revised point accumulation rules, mandatory ignition interlock requirements, and altered license suspension and reinstatement penalties.
Department of Revenue
The department receives proof of financial responsibility, administers license suspensions and reinstatements, and collects fees.
Department of Mental Health
The department oversees substance abuse traffic offender programs, determines supplemental fees, and manages deposits into the mental health earnings fund.
Key Facts
- The bill modifies provisions relating to driving while intoxicated across sections 302.304, 302.440, 302.525, 302.574, and 577.010, RSMo.
- A person whose driving record accumulates eight points in eighteen months faces license suspension.
- Reinstatement fees for suspended or revoked licenses are set at twenty dollars, with specific exemptions under sections 302.410, 302.462, or 302.574.
- Drivers with certain high blood alcohol concentrations or repeat offenses must install a functioning, certified ignition interlock device for at least six months upon reinstatement.
Show all 6 facts
- Offenders convicted of driving while intoxicated with a blood alcohol content of fifteen-hundredths of one percent or more face specific mandatory minimum prison terms and probation conditions.
- Program administrators failing to remit supplemental fees and interest for substance abuse traffic offender programs are subject to penalties and collection actions by the attorney general.
Frequently Asked Questions
What happens if a driver fails to maintain an ignition interlock device when required?
What is the fee required to reinstate a suspended or revoked driver's license under these provisions?
What else do you want to know?
News Coverage
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Votes, people, money & the original sourceWhere This Stands
Current status: Signed into law.
Procedural history
56 actions- Jul 9, 2026HouseDelivered to Secretary of State (G)
- Jul 9, 2026Governor of MissouriEnrolledApproved by Governor (G)
- May 28, 2026Governor of MissouriDelivered to Governor
- May 28, 2026SenateSigned by President Pro Tem (S)
- May 28, 2026HouseSigned by House Speaker (H)
- May 14, 2026HouseHouse Message (H)
Show 50 earlier actions
- May 14, 2026HouseTruly Agreed To and Finally Passed
- May 14, 2026HouseHouse Adopts (H)
- May 14, 2026HouseTaken Up
- May 14, 2026HouseCommitteeReported Do Pass (H)
- May 14, 2026HouseCommitteeVoted Do Pass (H)
- May 14, 2026HouseExecutive Session Completed (H)
- May 14, 2026HouseCommitteeReferred: Fiscal Review(H)
- May 14, 2026HouseReported to the House with... (H)
- May 14, 2026SenateFloorThird Read and Passed (S)
- May 14, 2026SenateSS Adopted (S)
- May 14, 2026HouseSS Offered
- May 14, 2026SenateTaken Up for Third Reading (S)
- May 7, 2026HousePlaced on Informal Calendar
- May 7, 2026SenateCommitteeReported Do Pass (S)
- May 7, 2026SenateCommitteeVoted Do Pass (S)
- May 7, 2026SenateExecutive Session Held (S)
- May 6, 2026SenateCommitteeReferred: Fiscal Oversight(S)
- May 6, 2026SenateCommitteeSCS Reported Do Pass (S)
- Apr 29, 2026SenateCommitteeSCS Voted Do Pass (S)
- Apr 29, 2026SenateExecutive Session Held (S)
- Apr 15, 2026SenatePublic Hearing Held (S)
- Apr 13, 2026SenatePublic Hearing Scheduled (S)
- Apr 8, 2026SenateCommitteeSecond read and referred: Judiciary and Civil and Criminal Jurisprudence(S)
- Apr 7, 2026SenateReported to the Senate and First Read (S)
- Apr 2, 2026HouseFloorThird Read and Passed (H)
- Apr 2, 2026HouseTaken Up for Third Reading (H)
- Apr 2, 2026HousePlaced on the Informal Third Reading Calendar (H)
- Apr 2, 2026HouseCommitteeReported Do Pass (H)
- Apr 2, 2026HouseCommitteeVoted Do Pass (H)
- Apr 2, 2026HouseExecutive Session Completed (H)
- Mar 31, 2026HouseCommitteeReferred: Fiscal Review(H)
- Mar 30, 2026HousePerfected (H)
- Mar 30, 2026HouseTitle of Bill - Agreed To
- Mar 30, 2026HouseTaken Up for Perfection (H)
- Mar 25, 2026HousePlaced on the Informal Perfection Calendar (H)
- Mar 11, 2026HouseCommitteeReported Do Pass (H)
- Mar 10, 2026HouseCommitteeVoted Do Pass (H)
- Mar 10, 2026HouseExecutive Session Completed (H)
- Mar 5, 2026HouseCommitteeReferred: Rules - Legislative(H)
- Feb 26, 2026HouseCommitteeReported Do Pass (H)
- Feb 26, 2026HouseCommitteeVoted Do Pass (H)
- Feb 26, 2026HouseExecutive Session Completed (H)
- Feb 24, 2026HouseAction Postponed (H)
- Feb 24, 2026HouseExecutive Session Continued
- Feb 17, 2026HousePublic Hearing Completed (H)
- Feb 5, 2026HouseRe-referred to Committee: Crime and Public Safety(H)
- Jan 22, 2026HouseCommitteeReferred: General Laws(H)
- Jan 8, 2026HouseFloorRead Second Time (H)
- Jan 7, 2026HouseIntroducedRead First Time (H)
- Dec 1, 2025HouseIntroducedPrefiled (H)
Version history
Only one version on file - nothing to compare yet. As later stages (committee substitute, engrossed, enrolled) are captured, the redline appears here.
View official text →Lobbying Activity
No state lobbying filings in our records match this bill. Federal lobbying reports (LDA) cover Congress, so they are not listed on state bills.
Full breakdown
Who this bill affects and the strongest case for and against it, written only from the bill’s own text.
Sponsors
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Discoveries
Patterns POLISCOPE noticed across the record. These are observations to investigate, not conclusions.
Comprehensive DWI Penalty Restructuring
The legislation coordinates multiple sections of state law governing driver license points, chemical testing refusals, and criminal penalties into a unified framework centered on ignition interlock requirements.
Connected Entities
Sources
house.mo.gov
Analysis Score
0–100- Significance85How much this matters to a regular citizen
- Controversy60Intensity of disagreement among stakeholders
- Entertainment10Compellingness for a non-policy-wonk reader
- Buzz40Current news / social attention level
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