### Question
How is the "public authority" defined?


### Answer
The term **public authority** is defined in *23 U.S.C. § 129* as follows -

> a State, interstate compact of States, or public entity designated by a State

#### Citation:
  - *23 U.S.C. § 129*
  - Heading: **CHAPTER 1-FEDERAL-AID HIGHWAYS**

