### Question
Can you define what biodiesel means?


### Answer
**Biodiesel** is defined as the following in *42 U.S.C. § 13220*:

> a diesel fuel substitute produced from nonpetroleum renewable resources that meets the registration requirements for fuels and fuel additives established by the Environmental Protection Agency under section 7545 of this title

#### Citation:
  - *42 U.S.C. § 13220*
  - Heading: **CHAPTER 134-ENERGY POLICY > SUBCHAPTER I-ALTERNATIVE FUELS&mdash;GENERAL**

