; and (2) begin a supplier scouting process for domestic suppliers that can provide for those compliant products for which a waiver will be sought. (e) Publication required Upon conclusion of the supplier scouting process required under subsection (d)(2) for a particular component, material, or subcomponent, the Secretary shall make the results of the supplier scouting available to the public. . 206. Application of Buy America requirements to projects financed with passenger facility charges (a) In general Section 50101(a) of title 49, United States Code, is amended by inserting , and may approve a project under section 40117, before only if steel . (b) Applicability The amendment made by subsection (a) shall apply to an application submitted pursuant to section 40177(c) of title 49, United States Code, after the date of enactment of this Act. 207. Notice and comment requirement for waiver petitions (a) In general The Secretary of Transportation shall require the head of a Federal agency, after receiving a request for a waiver of any applicable domestic content requirement under title 49, to publish the request for a waiver in the Federal Register within 15 days after receiving such request. (b) Notice and comment A waiver under this section may not be issued before the expiration of the 15-day period beginning on the date on which the request for waiver is published pursuant to subsection (a) to provide the public an opportunity for notice and comment. (c) Publication of waiver If the Secretary or head of a Federal Agency issues a waiver, the Secretary or head shall publish in the Federal Register not later than 15 days after issuing such a waiver a detailed justification for the waiver that addresses any public comments received under subsection (b). 208. Drinking water state revolving funds Section 1452(a)(4) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(a)(4) ) is amended— (1) by amending subparagraph (A) to read as follows: (A) In general Funds made available from a State drinking water treatment