Iowa Code § 357A.19

This chapter does not exempt any district from the requirements of any other statute, whether enacted prior to or subsequent to July 1, 1970, under which the district is required to obtain the permission or approval of, or to notify, the department, the utilities commission, or any other agency of this state or of any of its political subdivisions prior to proceeding with construction, acquisition, operation, enlargement, extension, or alteration of any works or facilities which the district is authorized to undertake pursuant to this chapter.