to section 9503(e)(4) of the Internal Revenue Code of 1986 ( 26 U.S.C. 9503(e)(4) ). 164. None of the funds made available by this Act or any other Act shall be used to impede or hinder project advancement or approval for any project seeking a Federal contribution from the capital investment grants program of greater than 40 percent of project costs as authorized under section 5309 of title 49, United States Code. 165. Of the unobligated balances made available before October 1, 2013 for Transit Research in Treasury Account 69–X–1137, $977,955 is hereby permanently rescinded. Great Lakes St. Lawrence Seaway Development Corporation The Great Lakes St. Lawrence Seaway Development Corporation is hereby authorized to make such expenditures, within the limits of funds and borrowing authority available to the Corporation, and in accord with law, and to make such contracts and commitments without regard to fiscal year limitations, as provided by section 9104 of title 31, United States Code, as may be necessary in carrying out the programs set forth in the Corporation’s budget for the current fiscal year. OPERATIONS AND MAINTENANCE (HARBOR MAINTENANCE TRUST FUND) For necessary expenses to conduct the operations, maintenance, and capital infrastructure activities on portions of the St. Lawrence Seaway owned, operated, and maintained by the Great Lakes St. Lawrence Seaway Development Corporation, $40,288,000, to be derived from the Harbor Maintenance Trust Fund, pursuant to section 210 of the Water Resources Development Act of 1986 ( 33 U.S.C. 2238 ): Provided, That of the amounts made available under this heading, not less than $16,300,000 shall be for the seaway infrastructure program. Maritime Administration MARITIME SECURITY PROGRAM (INCLUDING RESCISSION) For necessary expenses to maintain and preserve a U.S.-flag merchant fleet as authorized under chapter 531 of title 46, United States Code, to serve the national security needs of the United States, $318,000,000, to remain available until expended: Provided, That of