### Question
How is the term annual period defined?


### Answer
The term **annual period** is defined in *15 U.S.C. § 6152* as the following:

> the 12-month period beginning on the first day of the month in which a person pays the fee described in paragraph (1)

#### Citation:
  - *15 U.S.C. § 6152*
  - Heading: **CHAPTER 87A-NATIONAL DO-NOT-CALL REGISTRY**

