49 C.F.R. § 325.31

Current through October 31, 2024
Section 325.31 - Scope of the rules in this subpart

The rules in this subpart specify conditions and procedures for measurement of the sound level generated by a motor vehicle engaged in a highway operation for the purpose of ascertaining whether the motor vehicle conforms to the Standards for Highway Operations set forth in 40 CFR 202.20 .

49 C.F.R. § 325.31