### Question
How does CRIMES define ammunition?


### Answer
Under *18 U.S.C. § 921*, **ammunition** is defined as:

> ammunition or cartridge cases, primers, bullets, or propellent powder designed for use in any firearm

#### Citation:
  - *18 U.S.C. § 921*
  - Heading: **PART I-CRIMES > CHAPTER 44-FIREARMS**

