49 C.F.R. § 585.61 Scope.
Title 49 - Transportation
This subpart establishes requirements for manufacturers of passenger cars, multipurpose passenger vehicles, trucks, and buses with a gross vehicle weight rating of 4,536 kilograms (10,000 pounds) or less, except those vehicles with dual wheels on an axle, to submit a report, and maintain records related to the report, concerning the number of such vehicles that meet the requirements of Standard No. 138, Tire pressure monitoring systems (49 CFR 571.138).
Title 49: Transportation
PART 585—PHASE–IN REPORTING REQUIREMENTS
Subpart G—Tire Pressure Monitoring System Phase-in Reporting Requirements
§ 585.61 Scope.