(a) A district shall construct, acquire, and improve a road facility included in the plan the commission approves so that the road facility meets the requirements of the plan.
(b) A district may not construct, acquire, or improve a road facility outside the district boundaries unless:
(1) the district presents to the commission sufficient evidence that the construction, acquisition, or improvement is of benefit to the district; and
(2) the commission and the governmental entity to which the road facility is to be conveyed approve the construction, acquisition, or improvement.