Iowa Code § 453B.17
This chapter does not apply to any of the following:
Section effective April 8, 2020; the secretary of agriculture published an advisory notice in IAB Vol. XLII, No. 21 (4/8/20), p. 2630, that the state plan for the production of hemp was certified by the United States department of agriculture and that Code chapter 204 was implemented on that date; see 2019 Acts, ch 130, §18, 33 NEW section
2019 Acts, ch 130, §31, 33