After the division of the original district into two or more districts, the current obligations and any bond authorizations of the original district are protected and are not impaired. These debts may be paid by taxes, revenues, or assessments levied on the land in the original district as if it had not divided or contributions from each of the resulting districts on terms stated in the division proposed by the board and approved by the election under Section 51.749 of this code.
Tex. Water Code § 51.751