[Code of Federal Regulations] [Title 40, Volume 17] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR86.601-84] [Page 10-11] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 86--CONTROL OF EMISSIONS FROM NEW AND IN-USE HIGHWAY VEHICLES AND ENGINES (CONTINUED)--Table of Contents Subpart G--Selective Enforcement Auditing of New Light-Duty Vehicles Sec. 86.601-84 Applicability. For 1984 and later model year light-duty vehicles, all provisions of this subpart are applicable. The provisions of this subpart are not applicable to [[Page 11]] 1984 and later model year light-duty trucks. (a) Section numbering; construction. (1) The model year of initial applicability is indicated by the two digits following the hyphen of the section number. A section remains in effect for subsequent model years until it is superseded. (2) A section reference without a model year suffix shall be interpreted to be a reference to the section applicable to the appropriate model year. (b) References in this subpart to engine families and emission control systems shall be deemed to refer to durability groups and test groups as applicable for manufacturers certifying new light-duty vehicles and light-duty trucks under the provisions of subpart S of this part. (Secs. 206, 208(a) and 301(a), Clean Air Act, as amended, 42 U.S.C. 7525, 7542(a) and 7601(a)) [49 FR 69, Jan. 3, 1984. Redesignated at 54 FR 2122, Jan. 19, 1989, as amended at 62 FR 31234, June 6, 1997; 64 FR 23922, May 4, 1999]