Unless otherwise specified in this part, the definitions in 23 U.S.C. 101(a) and 49 U.S.C., are applicable to this part. As used in this part:

Classes of projects means either a defined group of projects or all projects to which Federal environmental laws apply.

Federal environmental law means any Federal law, regulation, or Executive Order (E.O.) under which the Secretary of the U.S. Department of Transportation (DOT) has responsibilities for environmental review, consultation, or other action with respect to the review or approval of a highway, railroad, public transportation, or multimodal project. The Federal environmental laws for which a State may assume the responsibilities of the Secretary under this Program include the list of laws contained in Appendix A to this part.

Highway project means any undertaking that is eligible for financial assistance under title 23 U.S.C. and for which the Federal Highway Administration has primary responsibility. A highway project may include an undertaking that involves a series of contracts or phases, such as a corridor, and also may include anything that may be constructed in connection with a highway, bridge, or tunnel. The term highway project does not include any project authorized under 23 U.S.C. 202, 203, or 204 unless the State will design and construct the project.

MOU means a Memorandum of Understanding, a written agreement that complies with 23 U.S.C. 327(b)(4)(C) and (c), and this part.

NEPA means the National Environmental Policy Act of 1969 (42 U.S.C. 4321 et seq.).

Operating Administration means any agency established within the DOT, including the Federal Aviation Administration, Federal Highway Administration (FHWA), Federal Motor Carrier Safety Administration, Federal Railroad Administration (FRA), Federal Transit Administration (FTA), Maritime Administration, National Highway Traffic Safety Administration, Office of the Secretary of Transportation, Pipeline and Hazardous Materials Safety Administration, and Saint Lawrence Seaway Development Corporation.

Program means the “Surface Transportation Project Delivery Program” established under 23 U.S.C. 327.

Public transportation project means a capital project or operating assistance for “public transportation,” as defined in chapter 53 of title 49 U.S.C.

Railroad project means any undertaking eligible for financial assistance from FRA to construct (including initial construction, reconstruction, replacement, rehabilitation, restoration, or other improvements) a railroad, as that term is defined in 49 U.S.C. 20102, including: environmental mitigation activities; an undertaking that involves a series of contracts or phases, such as a railroad corridor; and anything that may be constructed in connection with a railroad. The term railroad project does not include any undertaking in which FRA provides financial assistance to Amtrak or private entities.

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.