§ 18-4-203. Second degree burglary
(1) A person commits second degree burglary, if the person knowingly breaks an entrance into, enters unlawfully in, or remains unlawfully after a lawful or unlawful entry in a building or occupied structure with intent to commit therein a crime against another person or property.
(2) Second degree burglary is a class 4 felony, but it is a class 3 felony if:
(a) It is a burglary of a dwelling; or
(b) It is a burglary, the objective of which is the theft of a controlled substance, as defined in section 18-18-102(5), lawfully kept within any building or occupied structure.