### Question
How is the term controlled substance defined?


### Answer
The term **controlled substance** is defined in *19 U.S.C. § 1607* as the following:

> given that term in section 802 of title 21.

#### Citation:
  - *19 U.S.C. § 1607*
  - Heading: **CHAPTER 3-THE TARIFF AND RELATED PROVISIONS > SUBTITLE III-ADMINISTRATIVE PROVISIONS > Part V-Enforcement Provisions**

