[Code of Federal Regulations]
[Title 49, Volume 5]
[Revised as of October 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR525.4]

[Page 86-87]
 
                        TITLE 49--TRANSPORTATION
 
                            OF TRANSPORTATION
 
PART 525--EXEMPTIONS FROM AVERAGE FUEL ECONOMY STANDARDS--Table of Contents
 
Sec. 525.4  Definitions.

    (a) Statutory terms. (1) The terms fuel, manufacture, manufacturer, 
and model year, are used as defined in section 501 of the Act.
    (2) The terms average fuel economy, fuel economy, and model type are 
used as defined in 40 CFR 600.002-77.
    (3) The term automobile means a vehicle determined by the 
Administrator under 49 CFR part 523 to be an automobile.
    (4) The term passenger automobile means an automobile determined by 
the Administrator under 49 CFR part 523 to be a passenger automobile.
    (5) The term customs territory of the United States is used as 
defined in 19 U.S.C. 1202.
    (b) Other terms. (1) The term base level and vehicle configuration 
are used as defined in 40 CFR 600.002-77.
    (2) The term vehicle curb weight is used as defined in 40 CFR 
85.002.
    (3) The term interior volume index is used as defined in 40 CFR 
600.315-77.
    (4) The term frontal area is used as defined in 40 CFR 86.129-79.
    (5) The term basic engine is used as defined in 40 CFR 600.002-
77(a)(21).
    (6) The term designated seating position is defined in 49 CFR 571.3.
    (7) As used in this part, unless otherwise required by the context:
    Act means the Motor Vehicle Information and Cost Savings Act (Pub. 
L. 92-513), as amended by the Energy Policy and Conservation Act (Pub. 
L. 94-163);
    Administrator means the Administrator of the National Highway 
Traffic Safety Administration;
    Affected model year means a model year for which an exemption and 
alternative average fuel economy standard are requested under this part;
    Production mix means the number of passenger automobiles, and their 
percentage of the petitioner's annual total production of passenger 
automobiles, in each vehicle configuration which a

[[Page 87]]

petitioner plans to manufacture in a model year; and
    Total drive ratio means the ratio of an automobile's engine 
rotational speed (in revolutions per minute) to the automobile's forward 
speed (in miles per hour).

(Sec. 301, Pub. L. 94-163, 89 Stat. 871 (15 U.S.C. 2002); delegation of 
authority at 41 FR 25015, June 22, 1976; sec. 9, Pub. L. 89-670, 80 
Stat. 981 (49 U.S.C. 1657))

[42 FR 38376, July 28, 1977, as amended at 44 FR 55579, Sept. 27, 1979]