§ 140.17. Criminal trespass in the first degree.

A person is guilty of criminal trespass in the first degree when he
knowingly enters or remains unlawfully in a building, and when, in the
course of committing such crime, he:

1. Possesses, or knows that another participant in the crime
possesses, an explosive or a deadly weapon; or

2. Possesses a firearm, rifle or shotgun, as those terms are defined
in section 265.00, and also possesses or has readily accessible a
quantity of ammunition which is capable of being discharged from such
firearm, rifle or shotgun; or

3. Knows that another participant in the crime possesses a firearm,
rifle or shotgun under circumstances described in subdivision two.

Criminal trespass in the first degree is a class D felony.