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Hawaii
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Alerts
No major alerts at this time.
Construction/Conditions 
808-536-6566
Federal Highway Admin
808-541-2700
Cell Emergency Number
Time Zone
Hawaii
Speed Limits
Rural Interstates Cars: 60, Trucks: 60
Urban Interstates Cars: 60, Trucks: 60
Other Roads Cars: 55, Trucks: 55
Urban Interstates Cars: 60, Trucks: 60
Other Roads Cars: 55, Trucks: 55
Work Zone Special Limits
Speeding, 250, Workers Do NOT Have to Be Present, Signs Do NOT Have to Be Present
Rest Area Overnight Parking
Not Permitted
State Handheld Device Ban
Yes, No state law but all counties have a law against distracted driving
State Texting Ban Laws
Yes
Seat Belt Laws
8-17 in All Seats, >18 in Front Seats, $92 (including administrative fees)
Sobriety Checkpoints
Yes, Weekly, Authorized by statute
High Blood Alcohol Content
0.15
Open Container Law
Yes
Motorcycle Helmet Laws
under 18
Bicycle Helmet Laws
under 16
Gun Law Simple Summary
Guns must be unloaded and inaccessible, unless carry permit issued from state
Shoot First/Stand Ground Law
No - Duty to retreat first
Radar Detectors
Legal
Diesel Tax (State and Federal)
0.752
Truck Access Policies
unlimited mi
Triple Towing
No
Tow Brake Laws Towing
3,000 lbs - auxiliary braking system is required
See Restricted Routes See Hazmat Routes See Idling Laws
