; of which such amounts as may be necessary may be advanced to the Colorado River Dam Fund: Provided , That $25,882,000 shall be available for transfer into the Blackfeet Water Settlement Implementation Fund established by section 3717 of Public Law 114–322 : Provided further , That such transfers may be increased or decreased within the overall appropriation under this heading: Provided further , That of the total appropriated, the amount for program activities that can be financed by the Reclamation Fund or the Bureau of Reclamation special fee account established by 16 U.S.C. 6806 shall be derived from that Fund or account: Provided further , That funds contributed under 43 U.S.C. 395 are available until expended for the purposes for which the funds were contributed: Provided further , That funds advanced under 43 U.S.C. 397a shall be credited to this account and are available until expended for the same purposes as the sums appropriated under this heading: Provided further , That of the amounts provided herein, funds may be used for high-priority projects which shall be carried out by the Youth Conservation Corps, as authorized by 16 U.S.C. 1706 . Provided further , That in accordance with section 4007 of Public Law 114–322 , and as recommended by the Secretary of the Interior in a letter dated June 22, 2020, funding provided for such purposes in fiscal years 2017, 2018, and 2019 may be made available to the Friant-Kern Canal Capacity Correction Resulting from Subsidence, the Los Vaqueros Reservoir Phase 2 Expansion Project, the Delta Mendota Canal Subsidence Correction, the North-of-the-Delta Off stream Storage (Sites Reservoir Project), the Del Puerto Water District, the San Luis Low point Improvement Project, the Sacramento Regional Water Bank, the Boise River Feasibility Study, and the Cle Elum Pool Raise: Provided further , That no funds may be obligated or expended for the projects specified in the preceding proviso until the Secretary of the Interior transmits recommendations to Congress for projects