Iowa Code § 252H.23: Right to request cost-of-living alteration.

A parent may request a cost-of-living alteration by submitting all of the following to child support services:

1. A written request for a cost-of-living alteration to the support order signed by the parent making the request.

2. A statement signed by the nonrequesting parent agreeing to the cost-of-living alteration to the support order.

3. A statement signed by each parent waiving that parent’s right to personal service and accepting service by regular mail.

4. Other documentation specified by rule of the department.