### Question
How is the "clean fuel vehicle" defined?


### Answer
The term **clean fuel vehicle** is defined in *49 U.S.C. § 5308* as follows -

> a vehicle that—


(A) is powered by—


(i) compressed natural gas

#### Citation:
  - *49 U.S.C. § 5308*
  - Heading: **SUBTITLE III-GENERAL AND INTERMODAL PROGRAMS > CHAPTER 53-MASS TRANSPORTATION**

