REIMBURSEMENT.

SEC. 607. REIMBURSEMENT. For project work (including work associated with studies, planning, design, and construction) carried out by the District or by a local agency acting pursuant to the State statute in section 602 before the date amounts are provided for the project under this title, the Secretary shall, subject to amounts being made available in advance in appropriations Acts, reimburse the District or the local agency, without interest, an amount equal to the estimated Federal share of the cost of such work under section 604.