State means any agency under the direct jurisdiction of the Governor of any of the 50 States or Puerto Rico, or the mayor in the District of Columbia, which is responsible for implementing highway, public transportation, or railroad projects eligible for assignment. The term State does not include agencies of local governments, transit authorities or commissions under their own board of directors, or State-owned corporations.
23 CFR § 773.103
Unless otherwise specified in this part, the definitions in 23 U.S.C. 101 and 49 U.S.C., are applicable to this part. As used in this part: