Evidence of specific instances of the victim’s or a witness’ prior or subsequent sexual conduct, opinion evidence of the victim’s or a witness’ sexual conduct, and reputation evidence of the victim’s or a witness’ sexual conduct shall be presumed to be irrelevant except:
In any criminal prosecution under sections 18-3-402 to 18-3-405.5, 18-6-301, 18-6-302, 18-6-403, and 18-6-404, or for attempt or conspiracy to commit any crime under sections 18-3-402 to 18-3-405.5, 18-6-301, 18-6-302, 18-6-403, and 18-6-404, if evidence, that is not excepted under subsection (1) of this section, of specific instances of the victim’s or a witness’ prior or subsequent sexual conduct, or opinion evidence of the victim’s or a witness’ sexual conduct, or reputation evidence of the victim’s or a witness’ sexual conduct, or evidence that the victim or a witness has a history of false reporting of sexual assaults is to be offered at trial, the following procedure shall be followed: