; and (ii) meet the needs of national security. (4) Use of funds (A) In general Except as provided by subparagraph (B), a covered entity that receives a financial assistance award under the Program may only use the financial assistance award amounts— (i) for a covered incentive; and (ii) to pay reasonable costs related to the operating expenses for such covered incentive, including costs relating to the specialized workforce, essential materials, and complex equipment maintenance, as determined by the Secretary. (B) Larger investments If the amount awarded under the Program with respect to the project is more than $300,000,000, the covered entity that received such award may use such amounts only for the purposes described in subparagraph (A) to the extent that such use meets the national security needs or enhances the economic competitiveness of the United States. (5) Clawback (A) Delay clawback (i) Target dates With respect to any award made under the Program, the Secretary shall— (I) determine target dates by which the project with respect to which such award was made shall commence and complete; and (II) set such dates by the time of the award. (ii) Progressive recovery for delays If a project is not commenced and completed by the dates determined under clause (i) for such project, the Secretary shall progressively recover from the recipient of the award for such project up to the full amount of such award. (iii) Waiver In the case of a project that is not commenced or completed by the dates determined under clause (i) for such project, the Secretary may waive elements of the clawback provisions incorporated in the award made under the Program for such project only if, prior to granting such waiver, the Secretary— (I) makes a formal determination that circumstances beyond the ability of the covered entity to foresee or control are responsible for delays