### Question
What is the definition of commenced commercial operation?


### Answer
The definition of **commenced commercial operation** is as follows in *42 U.S.C. § 7651a*:

> to have begun to generate electricity for sale

#### Citation:
  - *42 U.S.C. § 7651a*
  - Heading: **CHAPTER 85-AIR POLLUTION PREVENTION AND CONTROL > SUBCHAPTER IV&ndash;A-ACID DEPOSITION CONTROL**

