(a) The disadvantaged rural community water and wastewater financial assistance fund is an account in the water assistance fund.
(b) The fund consists of:
(1) money transferred to the fund from the water assistance fund under § 15.011(b);
(2) proceeds from the sale of political subdivision bonds by the board to the Texas Water Resources Finance Authority as provided by § 17.0871; and
(3) repayments of loans made from the fund.