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


### Answer
Under *49 U.S.C. § 40102*, **other commercial air service** is defined as:

> an aircraft operation that (i) is within the United States territorial airspace

#### Citation:
  - *49 U.S.C. § 40102*
  - Heading: **SUBTITLE VII-AVIATION PROGRAMS > PART A-AIR COMMERCE AND SAFETY > subpart i-general > CHAPTER 401-GENERAL PROVISIONS**

