### Question
Can you define what nonroad engine means?


### Answer
**Nonroad engine** is defined as the following in *42 U.S.C. § 7550*:

> an internal combustion engine (including the fuel system) that is not used in a motor vehicle or a vehicle used solely for competition, or that is not subject to standards promulgated under section 7411 of this title or section 7521 of this title

#### Citation:
  - *42 U.S.C. § 7550*
  - Heading: **SUBCHAPTER I-PROGRAMS AND ACTIVITIES > Subchapter Referred to in Other Sections > Part Referred to in Other Sections**

