707-731 Sexual assault in the second degree
(1) A person commits the offense of sexual assault in the second degree if the person:
(a) Knowingly subjects another person to an act of sexual penetration by compulsion;
(b) Knowingly subjects to sexual penetration a person who is mentally incapacitated or physically helpless;
(c) While employed:
(i) In a state correctional facility;
(ii) By a private company providing services at a correctional facility;
(iii) By a private company providing community-based residential services to persons committed to the director of public safety and having received notice of this statute;
(iv) By a private correctional facility operating in the State; or
(v) As a law enforcement officer as defined in section 710-1000,
knowingly subjects to sexual penetration: an imprisoned person; a person confined to a detention facility; a person committed to the director of public safety; a person residing in a private correctional facility operating in the State; a person in custody; a person who is stopped by a law enforcement officer; or a person who is being accompanied by a law enforcement officer for official purposes; provided that this paragraph shall not be construed to prohibit a law enforcement officer from performing a lawful search pursuant to a warrant or exception to the warrant clause; or
(d) Knowingly subjects to sexual penetration a person who is at least sixteen years old and the actor is contemporaneously acting in a professional capacity to instruct, advise, or supervise such a person; provided that the actor is:
(i) No less than five years older than the minor; and
(ii) Not legally married to the minor.
Paragraphs (b) and (c) shall not be construed to prohibit practitioners licensed under chapter 453 or 455 from performing any act within their respective practices.
(2) Sexual assault in the second degree is a class B felony.