Mo. Rev. Stat. § 567.060: Promoting prostitution in the second degree — penalty.

1. A person commits the offense of promoting prostitution in the second degree if he or she knowingly:

(1) Promotes prostitution by managing, supervising, controlling or owning, either alone or in association with others, a house of prostitution or a prostitution business or enterprise involving prostitution activity by two or more prostitutes; or

(2) Promotes prostitution of a person sixteen or seventeen years of age.

2. The offense of promoting prostitution in the second degree is a class D felony.