available under this heading may be used for the acquisition or leasing of water for in-stream purposes if the water is already committed to in-stream purposes by a court adopted decree or order. California bay-delta restoration (including transfers of funds) For carrying out activities authorized by the Water Supply, Reliability, and Environmental Improvement Act, consistent with plans to be approved by the Secretary of the Interior, $35,000,000, to remain available until expended, of which such amounts as may be necessary to carry out such activities may be transferred to appropriate accounts of other participating Federal agencies to carry out authorized purposes: Provided , That funds appropriated herein may be used for the Federal share of the costs of CALFED Program management: Provided further , That CALFED implementation shall be carried out in a balanced manner with clear performance measures demonstrating concurrent progress in achieving the goals and objectives of the Program. Policy and administration For expenses necessary for policy, administration, and related functions in the Office of the Commissioner, the Denver office, and offices in the five regions of the Bureau of Reclamation, to remain available until September 30, 2020, $61,000,000, to be derived from the Reclamation Fund and be nonreimbursable as provided in 43 U.S.C. 377: Provided , That no part of any other appropriation in this Act shall be available for activities or functions budgeted as policy and administration expenses. Administrative provision Appropriations for the Bureau of Reclamation shall be available for purchase of not to exceed five passenger motor vehicles, which are for replacement only. General provisions—department of the interior 201. (a) None of the funds provided in title II of this Act for Water and Related Resources, or provided by previous or subsequent appropriations Acts to the agencies or entities funded in title II of this Act for Water and Related Resources that remain available for obligation or