49 C.F.R. § 390.9 State and local laws, effect on.
Title 49 - Transportation
Except as otherwise specifically indicated, subchapter B of this chapter is not intended to preclude States or subdivisions thereof from establishing or enforcing State or local laws relating to safety, the compliance with which would not prevent full compliance with these regulations by the person subject thereto.
Title 49: Transportation
PART 390—FEDERAL MOTOR CARRIER SAFETY REGULATIONS; GENERAL
Subpart B—General Requirements and Information
§ 390.9 State and local laws, effect on.
