[Code of Federal Regulations]
[Title 49, Volume 5]
[Revised as of October 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR393.68]

[Page 416]
 
                        TITLE 49--TRANSPORTATION
 
                      DEPARTMENT OF TRANSPORTATION
 
PART 393_PARTS AND ACCESSORIES NECESSARY FOR SAFE OPERATION--Table of 
Contents
 
                         Subpart E_Fuel Systems
 
Sec.  393.68  Compressed natural gas fuel containers.

    (a) Applicability. The rules in this section apply to compressed 
natural gas (CNG) fuel containers used for supplying fuel for the 
operation of commercial motor vehicles or for the operation of auxiliary 
equipment installed on, or used in connection with commercial motor 
vehicles.
    (b) CNG containers manufactured on or after March 26, 1995. Any 
motor vehicle manufactured on or after March 26, 1995, and equipped with 
a CNG fuel tank must meet the CNG container requirements of FMVSS No. 
304 (49 CFR 571.304) in effect at the time of manufacture of the 
vehicle.
    (c) Labeling. Each CNG fuel container shall be permanently labeled 
in accordance with the requirements of FMVSS No. 304, S7.4.

[70 FR 48053, Aug. 15, 2005]