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Test your DOT marking identification knowledge: Answers
- True. Self-propelled CMVs must be marked on both sides with the carrier’s USDOT number and carrier name.
- False. Where a vehicle operates determines whether it is subject to federal or state rules.
- True. Any company that operates CMVs that transport passengers or cargo in interstate commerce must register with the FMCSA to obtain a USDOT number.
- True. Intrastate carriers must register for a USDOT if they transport hazardous materials that require a safety permit.