### Question
How is the "first sale" defined?


### Answer
The term **first sale** is defined in *15 U.S.C. § 3301* as follows -

> any sale of any volume of natural gas—


(i) to any interstate pipeline or intrastate pipeline

#### Citation:
  - *15 U.S.C. § 3301*
  - Heading: **CHAPTER 60-NATURAL GAS POLICY**

