Iowa Code § 713.3: Burglary in the first degree.

1. A person commits burglary in the first degree if, while perpetrating a burglary in or upon an occupied structure in which one or more persons are present, any of the following circumstances apply:

a. The person has possession of an explosive or incendiary device or material.

b. The person has possession of a dangerous weapon.

c. The person intentionally or recklessly inflicts bodily injury on any person.

d. The person performs or participates in a sex act with any person which would constitute sexual abuse under section 709.1.

2. Burglary in the first degree is a class “B” felony.

3. For purposes of determining whether the person should register as a sex offender pursuant to the provisions of chapter 692A for violations of subsection 1, paragraphs “a”, “b”, or “c”, the fact finder shall make a determination as provided in section 692A.126.