Unless otherwise provided, the commissioners court shall have exclusive jurisdiction to hear and determine all contests and objections to the creation and establishment of any district, and shall have exclusive jurisdiction in all subsequent proceedings of any organized district, and may adjourn hearing on any matter connected therewith from day to day; and all judgments, decrees or orders rendered or entered by said court in relation thereto shall be final.
Tex. Water Laws ch. 3, art. 7815