disproportionate share hospitals and nondesignated public disproportionate share hospitals to create incentives for improvement activities towards, and achievement of, delivery system transformation. The milestone incentive payments to private disproportionate share hospitals and nondesignated public disproportionate share hospitals shall be structured in accordance with the requirements and conditions for delivery system reform incentive payments set forth in the Special Terms and Conditions and as approved by the federal Centers for Medicare and Medicaid Services. Incentive payments may be funded by voluntary intergovernmental transfers made by the designated public hospitals and nondesignated public hospitals. All incentive pool funding, including any potential private and nondesignated public hospital subpools, shall be limited to the total amount of incentive pool funding allowed for delivery system reform incentive payments as set forth in the Special Terms and Conditions.