### Question
What does child mean?


### Answer
**Child** has the following meaning in *42 U.S.C. § 290ff*:

> an individual not more than 21 years of age

#### Citation:
  - *42 U.S.C. § 290ff*
  - Heading: **CHAPTER 6-THE CHILDREN'S BUREAU > SUBCHAPTER III&ndash;A-SUBSTANCE ABUSE AND MENTAL HEALTH SERVICES ADMINISTRATION > Part E-Children With Serious Emotional Disturbances**

