Iowa Code § 81.4: Collecting, submitting, analyzing, identifying, and storing DNA samples and DNA records.

1. The division of criminal investigation shall adopt rules for the collection, submission, analysis, identification, storage, and disposition of DNA records.

2. A supervising agency having control, custody, or jurisdiction over a person shall collect a DNA sample from a person required to submit a DNA sample. The supervising agency shall collect a DNA sample, upon admittance to the pertinent institution or facility, of the person required to submit a DNA sample or at a determined date and time set by the supervising agency. If a person required to submit a DNA sample is confined at the time a DNA sample is required, the person shall submit a DNA sample as soon as practicable. If a person required to submit a DNA sample is not confined after the person is required to submit a DNA sample, the supervising agency shall determine the date and time to collect the DNA sample.

3. A person required to submit a DNA sample who refuses to submit a DNA sample may be subject to contempt proceedings pursuant to chapter 665 until the DNA sample is submitted.

4. The division of criminal investigation shall conduct DNA profiling on a DNA sample or may contract with a private entity to conduct the DNA profiling.