### Question
Can you define what official travel means?


### Answer
**Official travel** is defined as the following in *10 U.S.C. § 2646*:

> travel at the expense of the Federal Government

#### Citation:
  - *10 U.S.C. § 2646*
  - Heading: **Subtitle A-General Military Law > PART IV-SERVICE, SUPPLY, AND PROCUREMENT > CHAPTER 157-TRANSPORTATION**

