### Question
How does EMISSION STANDARDS FOR MOVING SOURCES define clean-fuel vehicle?


### Answer
Under *42 U.S.C. § 7581*, **clean-fuel vehicle** is defined as:

> a vehicle in a class or category of vehicles which has been certified to meet for any model year the clean-fuel vehicle standards applicable under this part for that model year to clean-fuel vehicles in that class or category

#### Citation:
  - *42 U.S.C. § 7581*
  - Heading: **CHAPTER 85-AIR POLLUTION PREVENTION AND CONTROL > SUBCHAPTER II-EMISSION STANDARDS FOR MOVING SOURCES > Part C-Clean Fuel Vehicles**

