In carrying out his authority under section 3335 of this title, including the issuance of regulations, the Secretary shall consult with the Department of the Interior; the Department of Health and Human Services; the Department of Commerce; and the Federal Aviation Agency with respect to metropolitan development projects assisted by those departments and agencies; and he shall, for the purpose of section 3336 of this title, accept their respective certifications as to the cost of those projects and the amount of the non-Federal contribution paid or to be paid to that cost.
42 U.S. Code § 3337. Consultations and certifications
Functions, powers, and duties of Federal Aviation Agency and of Administrator and other offices and officers thereof transferred by Pub. L. 89–670, Oct. 15, 1966, 80 Stat. 931, to Secretary of Transportation, with functions, powers, and duties of Secretary of Transportation pertaining to aviation safety to be exercised by Federal Aviation Administrator in Department of Transportation, see section 106 of Title 49, Transportation.