Upon the filing of such petition the board shall enter an order fixing the date for hearing thereon not less than forty days from the date of the filing thereof and shall enter an order directing the county auditor, if such district is under the control of the board of supervisors, or the clerk of the board, if under the control of a board of trustees, to immediately cause notice of hearing thereon to be served on the owners of lands in such district as may then be provided by law in proceedings for the establishment of a drainage or levee district.
Iowa Code § 468.251
89 Acts, ch 126, §2
Referred to in §468.250, 468.255