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Below is a list of the sections that have interpretations available for the selected category. To view the interpretations for a given section, click on the subject link below. To return to the list of parts, use the Parts link above.

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Section Subject
385.403 Who must hold a safety permit?
385.415 What operational requirements apply to the transportation of a hazardous material for which a permit is required?
386.1 Scope of the rules in this part.
390.3 General applicability.
390.5 Definitions.
390.9 State and local laws, effect on.
390.15 Assistance in investigations and special studies.
390.17 Additional equipment and accessories.
390.21 Marking of self-propelled CMVs and intermodal equipment.
390.23 Relief from regulations.
390.31 Copies of records or documents.
397.1 Application of the rules in this part.
397.5 Attendance and surveillance of motor vehicles.
397.7 Parking.
397.13 Smoking.

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