### Question
What is the definition of controlling interest?


### Answer
The definition of **controlling interest** is as follows in *26 U.S.C. § 897*:

> 50 percent or more of the fair market value of all classes of stock of a corporation

#### Citation:
  - *26 U.S.C. § 897*
  - Heading: **Subtitle A-Income Taxes > CHAPTER 1-NORMAL TAXES AND SURTAXES > Subchapter N-Tax Based on Income From Sources Within or Without the United States > PART II-NONRESIDENT ALIENS AND FOREIGN CORPORATIONS > Subpart D-Miscellaneous Provisions**

