### Question
What is the definition of diesel fuel?


### Answer
The definition of **diesel fuel** is as follows in *26 U.S.C. § 4083*:

> any liquid (other than gasoline) which is suitable for use as a fuel in a diesel-powered highway vehicle, a diesel-powered train, or a diesel-powered boat

#### Citation:
  - *26 U.S.C. § 4083*
  - Heading: **Subtitle D-Miscellaneous Excise Taxes > CHAPTER 32-MANUFACTURERS EXCISE TAXES > Subchapter A-Automotive and Related Items > PART III-PETROLEUM PRODUCTS > Subpart A-Gasoline and Diesel Fuel**

