N.D. Cent. Code § 61-07-08
To ascertain the cost of any irrigation construction work in a district, the board shall cause such surveys, examinations, and plans to be made as may demonstrate the practicability of the plan and furnish the proper basis for an estimate of the cost of carrying out the plan. All surveys, examinations, maps, plans, and estimates must be made under the direction of a registered professional engineer, who may be an employee of the department of water resources, and must be certified by the registered professional engineer. The board shall submit a copy to the the department of water resources, which shall prepare a summary report and file the report with the board. The report must contain the matter required by the department. Upon receiving the report, the board of directors shall determine the amount of money required to be raised.
N.D.C.C. § 61-07-08