; or (2) materiel or equipment in economic order quantities when cost savings are achievable. (f) Condition for out-Year contract payments A contract entered into under subsection (a) shall provide that any obligation of the United States to make a payment under the contract for a fiscal year after fiscal year 2021 is subject to the availability of appropriations or funds for that purpose for such later fiscal year. (g) Limitation on termination liability A contract for the construction of vessels entered into under subsection (a) shall include a clause that limits the liability of the United States to the contractor for any termination of the contract. The maximum liability of the United States under the clause shall be the amount appropriated for the vessels covered by the contract regardless of the amount obligated under the contract. (h) Repeal Sections 127 and 129 of the National Defense Authorization Act for Fiscal Year 2020 ( Public Law 116–92 ) are repealed.