### Question
What is the definition of overlap agent or toxin?


### Answer
The definition of **overlap agent or toxin** is as follows in *42 U.S.C. § 262a*:

> a biological agent or toxin that—


(A) is listed pursuant to subsection (a)(1) of this section

#### Citation:
  - *42 U.S.C. § 262a*
  - Heading: **CHAPTER 6A-PUBLIC HEALTH SERVICE > SUBCHAPTER II-GENERAL POWERS AND DUTIES > Part F-Licensing of Biological Products and Clinical Laboratories > subpart 1-biological products**

