Idaho

GHSA maintains data on state laws surrounding a number of highway safety issues. Below is information regarding laws in the state of Idaho. Please note that GHSA does not compile any additional data on state laws other than what is presented in these pages. For more information, consult the appropriate State Highway Safety Office.

  • Alcohol Impaired Driving

    Penalties

    Increased Penalty for High BAC Administrative License Suspension on First Offense Limited Driving Privileges During Suspension Vehicle and License Plate Sanctions
    .20 90 days After 30 days  

    Ignition Interlocks

    Discretionary

    Other

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

     

  • Bicyclists and Pedestrians

    No bicycle helmet laws.

  • Child Passenger Safety

    Child Restraint Required

    Under 7 yrs

    Adult Safety Belt Permissible

    Not permissible

    Maximum Fine for 1st Offense

    $79

  • Distracted Driving

    Hand-Held Ban?

    No

    All Cell Phone Ban?

    School Bus Drivers

    No

    Novice Drivers

    No

    Text Messaging Ban?

    All drivers. Primary law.

  • Drug Impaired Driving

    DUID Zero Tolerance or Per se Laws for Some Drugs

    • None

    Marijuana-Specific Laws

    • Possession and Use: Illegal
    • Impaired Driving: None
  • Mature Drivers

    Length of Regular Renewal Cycle

    Choice of 4 or 8 years for drivers ages 21-62

    Provisions for Mature Drivers

    63 and over: renewal every 4 years

  • Motorcyclists

    Helmets required for all riders under 18. Universal helmet law repealed 1978.

  • Seat Belts

    Type of Law

    Secondary

    Who Is Covered?

    Riders 7 and over (primary law for drivers under 18)

    In What Seat?

    All

    Maximum Fine for 1st Offense

    $10 (drivers under 18 pay $51.50, including court costs)

  • Sobriety Checkpoints

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

  • 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)
    75; 80 on specified segments 70

    Urban Interstates

    Cars (MPH) Trucks (MPH)
    75; 80 on specified segments 65

    Other Limited Access Roads

    Cars (MPH) Trucks (MPH)
    70 70
  • Teen and Novice Drivers

    Full Privilege Minimum Age

    Nighttime driving: 16

    Driving with passengers: 15 years, 6 months

    Learner Stage

    Minimum Age (Years/Months)

    Minimum Duration (Months)

    Required Supervised Driving Hours (Night Hours)

    14 / 6 6 50 (10)

    Intermediate Stage

    Minimum Age (Years/Months)

    Nighttime Driving Restriction

    Passenger Restriction (except family, unless noted)

    15 Sunset - Sunrise First 6 months: no more than 1 under 17
  • Work Zones

    Violations Affected

    Speeding

    Enhanced Penalties

    $50

    Workers Must Be Present?

    No

    Signs Must Be Present?

    Yes