GHSA maintains data on state laws surrounding a number of highway safety issues. Below is information regarding laws in the state of Michigan. For more information, consult the State Highway Safety Office.

  • Alcohol Impaired Driving


    Increased Penalty for High BAC Administrative License Suspension on First Offense Limited Driving Privileges During Suspension Vehicle and License Plate Sanctions
    .17 Administrative license suspension for refusal to submit to chemical test After 45 days Vehicle confiscation

    Ignition Interlocks

    Mandatory for high BAC convictions, restricted driving conditions


    Open Container Laws Repeat Offender Laws Alcohol Exclusion Laws Limiting Treatment
    Yes Yes Yes


  • Autonomous Vehicles

    Authorizes full deployment of AVs without a human operator.

  • Child Passenger Safety

    Child Restraint Required

    7 yrs or under and under 57" tall

    Under 4 yrs in rear seat if available

    Adult Safety Belt Permissible

    8-15 yrs or 57" or taller

    Maximum Fine for 1st Offense

    $10 for under 4 yrs

    $25 for 4-8 yrs and under 4'9" tall

  • Distracted Driving

    Hand-Held Ban?


    All Cell Phone Ban?

    School Bus Drivers

    Yes. Primary law.

    Novice Drivers

    Drivers with Level 1 or Level 2 license. Primary law.

    Text Messaging Ban?

    All drivers. Primary law.

  • Drug Impaired Driving

    DUID Zero Tolerance or Per se Laws for Some Drugs

    • Zero tolerance for some drugs

    Marijuana-Specific Laws

    • Possession and Use: Legal for medical and recreational use
    • Impaired Driving: Zero tolerance for THC
  • Mature Drivers

    Length of Regular Renewal Cycle

    4 years

    Provisions for Mature Drivers



  • Motorcyclists

    Helmets required for riders under 21 or for riders and passengers without additional insurance. Universal helmet law repealed 2012.

  • Seat Belts

    Type of Law


    Who Is Covered?

    Riders 16 and over

    In What Seat?


    Maximum Fine for 1st Offense


  • Sobriety Checkpoints

    Checkpoints are not conducted. They are illegal under state Constitution.

  • Speed and Red Light Cameras

    Speed Cameras

    No state law or programs

    Red Light Cameras

    No state law or programs

  • Speeding and Aggressive Driving

    Rural Interstates

    Cars (MPH) Trucks (MPH)
    70 (75 on select segments) 65

    Urban Interstates

    Cars (MPH) Trucks (MPH)
    70 60; 55 if speed limit for cars is less than 70 MPH

    Other Limited Access Roads

    Cars (MPH) Trucks (MPH)
    70 60; 55 if speed limit for cars is less than 70 MPH
  • Teen and Novice Drivers

    Full Privilege Minimum Age

    17 years

    Learner Stage

    Minimum Age (Years/Months)

    Minimum Duration (Months)

    Required Supervised Driving Hours (Night Hours)

    14 / 9 6 50 (10)

    Intermediate Stage

    Minimum Age (Years/Months)

    Nighttime Driving Restriction

    Passenger Restriction (except family, unless noted)

    16 10 p.m. - 5 a.m. No more than 1 under 21
  • Work Zones

    Violations Affected

    All moving vehicle violations

    Enhanced Penalties

    Double original fine and at least 3 points

    Workers Must Be Present?


    Signs Must Be Present?