Iowa Code § 536A.5: Exemptions.

This chapter does not apply to any of the following:

1. Businesses organized or operating as permitted under the authority of a law of this state or the United States relating to banks, trust companies, building and loan associations, savings and loan associations, insurance companies, regulated loan companies organized under chapter 536, or credit unions.

2. Persons that make loans only on notes secured by first mortgages on real estate.

3. Licensed real estate brokers or salespersons.

4. A person engaged exclusively in the business of purchasing commodity financing or commercial paper.

5. A pawnbroker.

6. Loans made to a domestic or foreign corporation.