CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER V—NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 501–599) > PART 570—VEHICLE IN USE INSPECTION STANDARDS > SUBPART B—Vehicles With GVWR of More Than 10,000 Pounds (§570.51 to §570.63) > 570.51—Scope.