### Question
How is the term aviation service defined?


### Answer
The term **aviation service** is defined in *37 U.S.C. § 334* as the following:

> service performed by an officer in a regular or reserve component (except a flight surgeon or other medical officer) while holding an aeronautical rating or designation or while in training to receive an aeronautical rating or designation

#### Citation:
  - *37 U.S.C. § 334*
  - Heading: **CHAPTER 5-SPECIAL AND INCENTIVE PAYS > SUBCHAPTER II-CONSOLIDATION OF SPECIAL PAY, INCENTIVE PAY, AND BONUS AUTHORITIES**

