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Arizona
Speed Limits
Truck speed limits in Arizona: Highway 75 mph, Rural 75 mph, Urban 65 mph. Same as passenger vehicles on most routes. Left lane: Proposed legislation to restrict trucks from left lane on some highways; not yet enacted.
Winter & Chain Laws
No mandatory chain law; chains permitted during winter weather advisories on mountain passes Construction: Year-round construction possible; summer heat can affect road conditions.
Restricted Routes
Some Phoenix metro restricted truck routes; standard oversize/overweight permits required
Hours of Service & ELD
Standard federal HOS enforcement; moderate inspection activity ELD: Full federal ELD mandate compliance required.
Inspections & Enforcement
Moderate; DPS commercial vehicle enforcement units active on I-10 and I-40 Drug testing: Federal DOT drug testing requirements; no additional state program.
Parking Availability
Good along I-10 and I-40 corridors; limited in rural areas
Official Source
For the most current trucking regulations in Arizona, visit the official enforcement page at https://azdot.gov/motor-vehicles/commercial-driver-licenses.
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Moving to Arizona 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.