Federal Register - September 3, 2021
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Source: Federal Register
Federal Register / Vol. 86, No. 169 / Friday, September 3, 2021 / Proposed Rules 2. Revise part 533 to read as follows:
533.3
PART 533LIGHT TRUCK FUEL
ECONOMY STANDARDS
533.4
Sec.
533.1 Scope.
533.2 Purpose.
533.3 Applicability.
533.4 Definitions.
533.5 Requirements.
533.6 Measurement and calculation procedures.
Appendix A to Part 533Example of Calculating Compliance Under 533.5i Authority: 49 U.S.C. 32902; delegation of authority at 49 CFR 1.95.
533.1
Scope.
This part establishes average fuel economy standards pursuant to section 502b of the Motor Vehicle Information and Cost Savings Act, as amended, for light trucks.
533.2
Applicability.
This part applies to manufacturers of light trucks.
Purpose.
The purpose of this part is to increase the fuel economy of light trucks by establishing minimum levels of average fuel economy for those vehicles.
Definitions.
a Statutory terms. 1 The terms average fuel economy, average fuel economy standard, fuel economy, import, manufacture, manufacturer, and model year are used as defined in section 501 of the Act.
2 The term automobile is used as defined in section 501 of the Act and in accordance with the determinations in part 523 of this chapter.
3 The term domestically manufactured is used as defined in section 503b2E of the Act.
b Other terms. As used in this part, unless otherwise required by the context 1 Act means the Motor Vehicle Information Cost Savings Act, as amended by Public Law 94163.
2 Light truck is used in accordance with the determinations in part 523 of this chapter.
3 Captive import means with respect to a light truck, one which is not domestically manufactured but which is imported in the 1980 model year or
49863
thereafter by a manufacturer whose principal place of business is in the United States.
4 4-wheel drive, general utility vehicle means a 4-wheel drive, general purpose automobile capable of offhighway operation that has a wheelbase of not more than 280 centimeters, and that has a body shape similar to 1977
Jeep CJ5 or CJ7, or the 1977 Toyota Land Cruiser.
5 Basic engine means a unique combination of manufacturer, engine displacement, number of cylinders, fuel system as distinguished by number of carburetor barrels or use of fuel injection, and catalyst usage.
6 Limited product line light truck means a light truck manufactured by a manufacturer whose light truck fleet is powered exclusively by basic engines which are not also used in passenger automobiles.
533.5
Requirements.
a Each manufacturer of light trucks shall comply with the following fleet average fuel economy standards, expressed in miles per gallon, in the model year specified as applicable:
BILLING CODE 491059P
Table 1 to Paragraph a 2-wheel drive light trucks 4-wheel drive light trucks Captive
Model year
imports
Other
1979
17.2
15.8
1980
16.0
1981
16.7
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imports
Other
Limited product line light trucks
16.0
14.0
14.0
14.0
16.7
15.0
15.0
14.5
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