Part 390
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View the regulations for Part 390
Guidance for § 390.9: State and local laws, effect on.
Question 1: If an interstate driver gets stopped by a State enforcement officer for an inspection, would the inspecting officer be enforcing the Federal regulations or State regulations?
Guidance: A State enforcement officer can only enforce State laws. However, under the Motor Carrier Safety Assistance Pro gram, quite often State laws are the same as or similar to the FMCSRs.