Iowa Code Title IV. Public Health [Chs. 123-158] § 147.93. Prima facie evidence

The opening of an office or place of business for the practice of any profession for which a license is required by this subtitle, the announcing to the public in any way the intention to practice any such profession, the use of any professional degree or designation, or of any sign, card, circular, device, internet site, or advertisement, as a practitioner of any such profession, or as a person skilled in the same, shall be prima facie evidence of engaging in the practice of such profession.