Iowa Code § 36.7
If the department or the general assembly determines that an agency of the federal government or the state of Iowa is providing the referral and genetic services pursuant to section 36.6, the department or the general assembly by specific action may discontinue all or part of the services and requirements in this chapter.
83 Acts, ch 141, §7 CS83, §139A.7 86 Acts, ch 1245, §1717; 92 Acts, ch 1140, §18 C93, §36.7 2005 Acts, ch 115, §26, 40