SmartWay Vehicle Thresholds
MY 2018
SMOG RATING
GREENHOUSE GAS RATING
Rating
MPG (gas)
C02 (g/mile)
10
>44
0-204
9
38-43
205-237
8
33-37
238-273
7
30-32
274-301
6
27-29
302-335
5
23-26
336-395
4
20-22
396-456
3
17-19
457-539
2
15-16
540-613
1
< 14
>614

Emission Standards

US EPA
California Air Resources Board
Rating
Tier 2
Tier 3
LEV III
10
Bin 1
Bin 0
ZEV
9
--
--
--
8
--
Bin 20
SULEV20
7
Bin 2
Bin 30
SULEV30
6
--
Bin 50
ULEV50
5
Bin 3
Bin 85, Bin 70
ULEV70
4
—
--
--
3
Bin 4
Bin 125, Bin 110
ULEV125
2
—
--
--
1
Bin 5 - 8
Bin 160
LEVI60
Key	
US EPA Certified
SmartWay For vehicles that get a minimum GHG rating = 10; minimum smog rating = 7
Elite
US EPA Certified
SmartWay8 For vehicles that get a minimum GHG rating = 7; minimum smog rating = 3
f/EPA Environmental Protection
United States
Agency	EPA-420-B-17-015, February 2017

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