Texas Government Code - GOV'T § 1433.004. Cost of Project

(1) the cost of acquisitions for the project, including the cost of the acquisition of all land, rights-of-way, property rights, easements, and interests acquired for the construction;

(2) the cost of all machinery and equipment;

(3) financing charges;

(4) interest accruing before and during construction and until the first anniversary of the date on which the construction is completed;

(5) the cost of estimates, including estimates of revenue, engineering and legal services, plans, specifications, surveys, and other expenses necessary or incident to determining the feasibility and practicability of constructing the project;

(6) administrative expenses;  and

(7) other expenses that are necessary or incident to the acquisition of the project, the financing of the acquisition, and the placing of the project in operation.