Title 49: Transportation
PART 531—PASSENGER AUTOMOBILE AVERAGE FUEL ECONOMY STANDARDS
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§ 531.5 Fuel economy standards.
(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]
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