### Question
What is the definition of model year?


### Answer
The definition of **model year** is as follows in *15 U.S.C. § 2821*:

> the calendar year

#### Citation:
  - *15 U.S.C. § 2821*
  - Heading: **CHAPTER 55-PETROLEUM MARKETING PRACTICES > SUBCHAPTER II-OCTANE DISCLOSURE**

