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 the unobligated balances from prior year appropriations available under this heading, $17,000,000 are hereby permanently rescinded. CABLE SECURITY FLEET For the cable security fleet program, as authorized under chapter 532 of title 46, United States Code, $10,000,000, to remain available until expended. TANKER SECURITY PROGRAM (INCLUDING RESCISSION) For Tanker Security Fleet payments, as authorized under section 53406 of title 46, United States Code, $60,000,000, to remain available until expended: Provided , That funds appropriated for the tanker security fleet program in the Consolidated Appropriations Act, 2022 ( Public Law 117–103 ) shall be available as authorized under section 53406 of title 46, United States Code, and for the Secretary to timely reimburse each program participant up to $2,500,000 for each of its vessels covered by an operating agreement under section 53403 of title 46, United States Code, for verifiable training and other costs incurred to ensure that mariners on such vessels are fully qualified to meet the specialized requirements to serve on product tank vessels: Provided further , That of the unobligated balances from prior year appropriations available under this heading, $21,000,000 are hereby permanently rescinded. OPERATIONS AND TRAINING For necessary expenses of operations and training activities authorized by law, $267,775,000: Provided, That of the sums appropriated under this heading— (1) $92,729,000 shall remain available until September 30, 2025, for the operations of the United States Merchant Marine Academy