Iowa Code § 350.10: Statutes applicable.

Sections 461A.35 through 461A.57 apply to all lands and waters under the control of a county conservation board, in the same manner as if the lands and waters were state parks, lands, or waters. As used in sections 461A.35 through 461A.57, “natural resource commission” includes a county conservation board, and “director” includes a county conservation board or its director, with respect to lands or waters under the control of a county conservation board. However, sections 461A.35 through 461A.57 may be modified or superseded by regulations adopted as provided in section 350.5.