### Question
Can you define what cooperating authority means?


### Answer
**Cooperating authority** is defined as the following in *49 U.S.C. § 304*:

> a Department of Transportation operating authority that is not the lead authority with respect to a project

#### Citation:
  - *49 U.S.C. § 304*
  - Heading: **SUBTITLE I-DEPARTMENT OF TRANSPORTATION > CHAPTER 3-GENERAL DUTIES AND POWERS > SUBCHAPTER I-DUTIES OF THE SECRETARY OF TRANSPORTATION**

