Commercial Trucking — a citable trucking mind

US commercial trucking safety and compliance: FMCSA regulations governing interstate motor carriers under 49 CFR Parts 350-399, hours-of-service rules for property-carrying and passenger-carrying drivers, DOT-mandated drug and alcohol testing programs, and CDL/medical certification requirements — grounded exclusively in FMCSA.dot.gov regulatory text and DOT guidance.

Editorial standard. Every claim on every page cites primary sources with an as-of date. Pages failing source re-verification are flagged, not served silently.

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2026-08-25last verification sweep

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This is general information, not advice. Commercial Trucking summarizes primary sources (FMCSA, DOT, PHMSA) as of the dates shown. It is not tax/legal/immigration advice and doesn’t account for your situation. Consult a qualified professional before acting. About this MIND

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