### Question
What is the definition of qualifying secondary activities?


### Answer
The definition of **qualifying secondary activities** is as follows in *26 U.S.C. § 1356*:

> secondary activities but only to the extent that, without regard to this subchapter, the gross income derived by such corporation from such activities does not exceed 20 percent of the gross income derived by the corporation from its core qualifying activities

#### Citation:
  - *26 U.S.C. § 1356*
  - Heading: **Subtitle A-Income Taxes > CHAPTER 1-NORMAL TAXES AND SURTAXES > Subchapter R-Election To Determine Corporate Tax on Certain International Shipping Activities Using Per Ton Rate**

