### Question
Can you define what proficiency flying duty means?


### Answer
**Proficiency flying duty** is defined as the following in *37 U.S.C. § 301a*:

> flying performed under competent orders by rated or designated members while serving in assignments in which such skills would normally not be maintained in the performance of assigned duties

#### Citation:
  - *37 U.S.C. § 301a*
  - Heading: **CHAPTER 5-SPECIAL AND INCENTIVE PAYS**

