Iowa Code § 357C.6: Hearing on engineer’s report.

After the engineer’s report is filed, the board of supervisors shall give notice in the same manner as for the original hearing, of a public hearing to be held concerning the engineer’s preliminary plat. On the day set for such hearing, or within ten days thereafter, the board of supervisors shall approve or disapprove the preliminary plat. The board of supervisors may make changes in the boundaries as they appear on the engineer’s report.