Missouri

Felony DUI

Third offense

DUID Zero Tolerance and Per Se Laws

Impairment-based statute only

Cannabis Drug-Impaired Driving Laws

No cannabis-specific drugged driving law

DUI Child Endangerment Laws

Statute without enhanced penalties

Enhanced Penalties for High-BAC

0.15

DUI Look-back Periods

Five years

Open Container - Alcohol

Does not meet Federal requirements

Good Samaritan

Good Samaritan law enacted

Test Refusal

Administrative penalties

24/7 Programs

No 24/7 legislation

Administrative License Suspension/Revocation

ALS/ALR law enacted

Sobriety Checkpoints

Permitted

Habitual Offender Designation

No Habitual Offender Law

Drug Evaluation and Classification Program

151-250 DREs

DUI Courts - Standalone

16-20 DUI Courts

DUI Courts - Hybrid

31-40 Hybrid Courts

Open Container - Cannabis

No cannabis open container law

Cannabis Laws (2020)

Medical Cannabis & Decriminalized

DUID: Implied Consent Testing Methods

Blood, urine, and saliva

DUID Affirmative Defense

No affirmative defense

Anti-Plea Bargaining Statutes

eWarrant Case Study Sites

Not authorized to use e-warrants

Preliminary Breath Test (PBT) Laws

2016 Enacted Impaired Driving and Underage Drinking Legislation

None

Lower BAC legislation

No legislation introduced

Low BAC

No low BAC provisions

CARS Implementation

none

2017 New Impaired Driving and Underage Drinking Laws

No legislation passed

Ignition Interlocks

Mandatory all offender

Electronic Warrants (E-warrants) Authorization

Legislation

Top Detected Drug Category by State (2019)

Cannabis

2019 Enacted Impaired Driving & Underage Drinking Legislation

Impaired Driving Legislation

2019 Legislative Activity

Active

False Identification - Sanctions

Judicial license suspension/revocation

False Identification - Point-of-Sale Policies

Distinctive License & No Seizure Law

No Refusal Programs

Utilizes No Refusal program

Oral Fluid Testing

Oral fluid testing authorized