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Maine
Speed Limits
Truck speed limits in Maine: Highway 65 mph, Rural 65 mph, Urban 55 mph. Same as passenger vehicles; Maine Turnpike 75 mph for cars but trucks limited to 65. Left lane: No specific truck left-lane restriction.
Winter & Chain Laws
No mandatory chain law; chains and studded tires permitted October 1 - April 30 Construction: Short construction season May-October; spring thaw weight restrictions March-May.
Restricted Routes
Many rural roads have seasonal weight limits during spring thaw; standard oversize/overweight permits
Hours of Service & ELD
Standard federal HOS enforcement; Maine State Police CMV units ELD: Full federal ELD mandate compliance required.
Inspections & Enforcement
Moderate; MSP conducts inspections at weigh stations and roving patrols Drug testing: Federal DOT drug testing requirements apply.
Parking Availability
Very limited; only 45 spots per 100K truck miles; one of the worst states for truck parking
Official Source
For the most current trucking regulations in Maine, visit the official enforcement page at https://www.maine.gov/mdot/csd/.
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Moving to Maine from elsewhere · Road Safety
Trucking regulations change frequently. Always verify current rules with the official state DOT or highway patrol before operating. This guide is for informational purposes only. Data reflects regulations as of early 2026.