### Question
How does the law define eligible prisoner?


### Answer
Under *18 U.S.C. § 3621*, **eligible prisoner** is defined as:

> a prisoner who is—


(i) determined by the Bureau of Prisons to have a substance abuse problem

#### Citation:
  - *18 U.S.C. § 3621*
  - Heading: **PART II-CRIMINAL PROCEDURE > CHAPTER 229-POSTSENTENCE ADMINISTRATION > SUBCHAPTER C-IMPRISONMENT**

