Title 49: Transportation
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PART 531—PASSENGER AUTOMOBILE AVERAGE FUEL ECONOMY STANDARDS
Section Contents
§ 531.1 Scope.
§ 531.2 Purpose.
§ 531.3 Applicability.
§ 531.4 Definitions.
§ 531.5 Fuel economy standards.
§ 531.6 Measurement and calculation procedures.
Authority: 49 U.S.C. 32902, delegation of authority at 49 CFR 1.50.
Source: 42 FR 33552, June 30, 1977, unless otherwise noted.
§ 531.1 Scope.
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This part establishes average fuel economy standards pursuant to section 502 (a) and (c) of the Motor Vehicle Information and Cost Savings Act, as amended, for passenger automobiles.
[43 FR 28204, June 29, 1978]
§ 531.2 Purpose.
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The purpose of this part is to increase the fuel economy of passenger automobiles by establishing minimum levels of average fuel economy for those vehicles.
§ 531.3 Applicability.
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This part applies to manufacturers of passenger automobiles.
§ 531.4 Definitions.
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(a) Statutory terms. (1) The terms average fuel economy, manufacture, manufacturer, and model year are used as defined in section 501 of the Act.
(2) The terms automobile and passenger automobile are used as defined in section 501 of the Act and in accordance with the determination in part 523 of this chapter.
(b) Other terms. As used in this part, unless otherwise required by the context—
(1) Act means the Motor Vehicle Information and Cost Savings Act, as amended by Pub. L. 94–163.
§ 531.5 Fuel economy standards.
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(a) Except as provided in paragraph (b) of this section, each manufacturer of passenger automobiles shall comply with the following standards in the model years specified:
------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1978........................................................ 18.01979........................................................ 19.01980........................................................ 20.01981........................................................ 22.01982........................................................ 24.01983........................................................ 26.01984........................................................ 27.01985........................................................ 27.51986........................................................ 26.01987........................................................ 26.01988........................................................ 26.01989........................................................ 26.51990 and thereafter......................................... 27.5------------------------------------------------------------------------
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(b) The following manufacturers shall comply with the standards indicated below for the specified model years:
(1) Avanti Motor Corporation.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1978........................................................ 16.11979........................................................ 14.51980........................................................ 15.81981........................................................ 18.21982........................................................ 18.21983........................................................ 16.91984........................................................ 16.91985........................................................ 16.9------------------------------------------------------------------------
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(2) Rolls-Royce Motors, Inc.
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------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1978........................................................ 10.71979........................................................ 10.81980........................................................ 11.11981........................................................ 10.71982........................................................ 10.61983........................................................ 9.91984........................................................ 10.01985........................................................ 10.01986........................................................ 11.01987........................................................ 11.21988........................................................ 11.21989........................................................ 11.21990........................................................ 12.71991........................................................ 12.71992........................................................ 13.81993........................................................ 13.81994........................................................ 13.81995........................................................ 14.61996........................................................ 14.61997........................................................ 15.11998........................................................ 16.31999........................................................ 16.3------------------------------------------------------------------------
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(3) Checker Motors Corporation.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1978........................................................ 17.61979........................................................ 16.51980........................................................ 18.51981........................................................ 18.31982........................................................ 18.4------------------------------------------------------------------------
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(4) Aston Martin Lagonda, Inc.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1979........................................................ 11.51980........................................................ 12.11981........................................................ 12.21982........................................................ 12.21983........................................................ 11.31984........................................................ 11.31985........................................................ 11.4------------------------------------------------------------------------
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(5) Excalibur Automobile Corporation.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1978........................................................ 11.51979........................................................ 11.51980........................................................ 16.21981........................................................ 17.91982........................................................ 17.91983........................................................ 16.61984........................................................ 16.61985........................................................ 16.6------------------------------------------------------------------------
------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1994....................................................... 24.21995....................................................... 23.3------------------------------------------------------------------------
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(7) Officine Alfieri Maserati, S.p.A.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1978........................................................ 12.51979........................................................ 12.51980........................................................ 9.51984........................................................ 17.91985........................................................ 16.8------------------------------------------------------------------------
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(8) Lamborghini of North America.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1983........................................................ 13.71984........................................................ 13.7------------------------------------------------------------------------
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(9) LondonCoach Co., Inc.
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Average Fuel Economy Standard------------------------------------------------------------------------ Miles per Model year gallon------------------------------------------------------------------------1985........................................................ 21.01986........................................................ 21.01987........................................................ 21.0------------------------------------------------------------------------
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(10) Automobili Lamborghini S.p.A./Vector Aeromotive Corporation.
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------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1995........................................................ 12.81996........................................................ 12.61997........................................................ 12.5------------------------------------------------------------------------
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(11) Dutcher Motors, Inc.
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------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1986........................................................ 16.01987........................................................ 16.01988........................................................ 16.01992........................................................ 17.01993........................................................ 17.01994........................................................ 17.01995........................................................ 17.0------------------------------------------------------------------------
------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1996........................................................ 17.01997........................................................ 17.01998........................................................ 17.0------------------------------------------------------------------------
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(13) Vector Aeromotive Corporation.
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------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------1998........................................................ 12.1------------------------------------------------------------------------
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(14) Qvale Automotive Group Srl.
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------------------------------------------------------------------------ Average fuel economy Model year standard (miles per gallon)------------------------------------------------------------------------2000........................................................ 22.02001........................................................ 22.0------------------------------------------------------------------------
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[43 FR 28204, June 29, 1978, as amended at 46 FR 18721, Mar. 26, 1981; 47 FR 55685, Dec. 13, 1982; 51 FR 35620, Oct. 6, 1986; 53 FR 39302, Oct. 6, 1988; 55 FR 12486, Apr. 4, 1990; 55 FR 34018, Aug. 21, 1990; 56 FR 37479, Aug. 7, 1991; 60 FR 47878, Sept. 15, 1995; 61 FR 4370, Feb. 6, 1996; 61 FR 67492, Dec. 23, 1996; 62 FR 17101, Apr. 9, 1997; 62 FR 37154, July 11, 1997; 64 FR 12092, Mar. 11, 1999; 65 FR 58484, Sept. 29, 2000]
§ 531.6 Measurement and calculation procedures.
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(a) The average fuel economy of all passenger automobiles that are manufactured by a manufacturer in a model year shall be determined in accordance with procedures established by the Administrator of the Environmental Protection Agency under section 502(a)(1) of the Act and set forth in 40 CFR part 600.
(b) A manufacturer that is eligible to elect a model year in which to include value added in Mexico as domestic value, under subparagraphs (B)(i) and (B)(iii) of 49 U.S.C. 32904(b)(3), shall notify the Administrators of the Environmental Protection Agency and the National Highway Traffic Safety Administration of its election not later than 60 days before it begins production of automobiles for the model year. If an eligible manufacturer does not elect a model year before January 1, 2004, any value added in Mexico will be considered domestic value for automobiles manufactured in the next model year beginning after January 1, 2004, and in subsequent model years.
[42 FR 33552, June 30, 1977, as amended at 64 FR 27203, May 19, 1999]
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