any project constructed using funds from the Pueblo Trust Funds shall be the responsibility of the appropriate Pueblo or Pueblos. 106. Funding (a) Mandatory appropriations Out of any money in the Treasury not otherwise appropriated, the Secretary of the Treasury shall transfer to the Secretary the following amounts for the following accounts: (1) Pueblo of Acoma Settlement Trust Fund (A) The Water Rights Settlement Account $296,000,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (B) The Water Infrastructure Operations and Maintenance Account $14,000,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (C) The Feasibility Studies Settlement Account $1,750,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (2) Pueblo of Laguna Settlement Trust Fund (A) The Water Rights Settlement Account $464,000,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (B) The Water Infrastructure Operations and Maintenance Account $26,000,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (C) The Feasibility Studies Settlement Account $3,250,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (3) Acomita Reservoir Works Trust Fund $45,000,000, to remain available until expended, withdrawn, or reverted to the general fund of the Treasury. (b) Fluctuations in costs (1) In general The amounts appropriated under subsection (a) shall be increased or decreased, as appropriate, by such amounts as may be justified by reason of ordinary fluctuations in costs, as indicated by the Bureau of Reclamation Construction Cost Index–Composite Trend. (2) Construction costs adjustment The amounts appropriated under subsection (a) shall be adjusted to address construction cost changes necessary to account for unforeseen market volatility that may not otherwise