(2) The applicant shall agree:
(a) To drain the submersible and submerged lands substantially in accordance with the plans set forth in the contract;
(b) To make such proofs of reclamation as are required by the department;
(c) To pay all costs incident to the contract and making of the proof and any other expense connected therewith;
(d) That work will be commenced upon the ditches or other works necessary for such drainage and reclamation at a time fixed by the department and agreed upon in the contract;
(e) That by the end of the first year after the time fixed in the contract for beginning such work, 10 percent of the necessary expenditure will be made; and
(f) That this work will be prosecuted with due diligence until complete and the required proof of reclamation is made.
(3) The department shall require a bond subject to its approval in any sum it finds necessary to insure the faithful performance of the contract. [Amended by 1967 c.421 §123; 1969 c.594 §39]