Federal Register - September 3, 2021
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Source: Federal Register
49868
Federal Register / Vol. 86, No. 169 / Friday, September 3, 2021 / Proposed Rules
Table 7 to Paragraph a-Parameters for the Light Truck Fuel Economy Targets for MY s 20172026
a
b
C
d
e
I
g
h
Model year
mpg
mpg
gal/mi/ft2
gal/mi
mpg
mpg
gal/mi/ft 2
gal/mi
2017
36.26
25.09
0.0005484
0.005097
35.10
25.09
0.0004546
0.009851
2018
37.36
25.20
0.0005358
0.004797
35.31
25.20
0.0004546
0.009682
2019
38.16
25.25
0.0005265
0.004623
35.41
25.25
0.0004546
0.009603
2020
39.11
25.25
0.0005140
0.004494
35.41
25.25
0.0004546
0.009603
2021
39.71
25.63
0.000506
0.00443
NA
NA
NA
NA
2022
40.31
26.02
0.000499
0.00436
NA
NA
NA
NA
2023
40.93
26.42
0.000491
0.00429
NA
NA
NA
NA
2024
44.48
26.74
0.000452
0.00395
NA
NA
NA
NA
2025
48.35
29.07
0.000416
0.00364
NA
NA
NA
NA
2026
52.56
31.60
0.000382
0.00334
NA
NA
NA
NA
b1 For model year 1979, each manufacturer may:
i Combine its 2- and 4-wheel drive light trucks and comply with the average fuel economy standard in paragraph a of this section for 2-wheel drive light trucks; or ii Comply separately with the two standards specified in paragraph a of this section.
2 For model year 1979, the standard specified in paragraph a of this section for 4-wheel drive light trucks applies only to 4-wheel drive general utility vehicles. All other 4-wheel drive light trucks in that model year shall be included in the 2-wheel drive category for compliance purposes.
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c For model years 1980 and 1981, manufacturers of limited product line light trucks may:
1 Comply with the separate standard for limited product line light trucks; or 2 Comply with the other standards specified in paragraph a of this section, as applicable.
d For model years 198291, each manufacture may:
1 Combine its 2- and 4-wheel drive light trucks segregating captive import and other light trucks and comply with the combined average fuel economy standard specified in paragraph a of this section; or 2 Comply separately with the 2wheel drive standards and the 4-wheel drive standards segregating captive
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import and other light trucks specified in paragraph a of this section.
e For model year 1992, each manufacturer shall comply with the average fuel economy standard specified in paragraph a of this section segregating captive import and other light trucks.
f For each model year 1996 and thereafter, each manufacturer shall combine its captive imports with its other light trucks and comply with the fleet average fuel economy standard in paragraph a of this section.
g For model years 20082010, at a manufacturers option, a manufacturers light truck fleet may comply with the fuel economy standard calculated for each model year according to Figure 1
to paragraph a of this section and the
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