### Question
How does the law define commercial service?


### Answer
Under *10 U.S.C. § 4543*, **commercial service** is defined as:

> a service that is usable for a nondefense purpose

#### Citation:
  - *10 U.S.C. § 4543*
  - Heading: **Subtitle B-Army > PART IV-SERVICE, SUPPLY, AND PROCUREMENT > CHAPTER 433-PROCUREMENT**

