(a) The district shall prepare a plan that includes:
(1) a description of each improvement project to be constructed in the district;
(2) the timing of construction for each improvement project to be constructed in the district;
(3) the financing and general budget of each improvement project to be constructed in the district; and
(4) any other information the city needs to make a decision on the plan.
(b) The district shall submit the plan to the city for approval.