### Question
How is the term narrow-based security index defined?


### Answer
The term **narrow-based security index** is defined in *7 U.S.C. § 1a* as the following:

> an index—


(i) that has 9 or fewer component securities

#### Citation:
  - *7 U.S.C. § 1a*
  - Heading: **CHAPTER 1-COMMODITY EXCHANGES**

