Iowa Code Title VII. Education and Cultural Affairs [Chs. 256-305B] § 303.68. Conflict with other regulations

If the regulations made under this subchapter  1 impose higher standards than are required in any other statute or local ordinance or regulation, the regulations made under this subchapter govern. If any other statute or local ordinance or regulation imposes higher standards than are required by the regulations made under authority of this subchapter, that statute or ordinance or regulation governs. If a regulation proposed or made under this subchapter relates to a structure, building, dam, obstruction, deposit, or excavation in or on the floodplains of a river or stream, prior approval of the department of natural resources is required to establish, amend, supplement, change, or modify the regulation or to grant a variation or exception from it.