Iowa Code § 3.6
The original Acts of the general assembly shall be deposited with and kept by the secretary of state.
The secretary of state shall submit to the administrative code editor a copy of any resolution nullifying an administrative rule which is passed by the general assembly pursuant to Article III, section 40 of the Constitution of the State of Iowa.
[C51, §19; R60, §22; C73, §31; C97, §34; C24, 27, 31, 35, 39, §52; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §3.6] 91 Acts, ch 42, §1