[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR325.31]

[Page 756]
 
                        TITLE 49--TRANSPORTATION
 
        CHAPTER III--FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION,
                      DEPARTMENT OF TRANSPORTATION
 
PART 325--COMPLIANCE WITH INTERSTATE MOTOR CARRIER NOISE EMISSION STANDARDS--Table of Contents
 
      Subpart D--Measurement of Noise Emissions; Highway Operations
 
Sec. 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.