s 2 Assault by penetration
(1) A person (A) commits an offence if— (a) he intentionally penetrates the vagina or anus of another person (B) with a part of his body or anything else, (b) the penetration is sexual, (c) B does not consent to the penetration, and (d) A does not reasonably believe that B consents. (2) Whether a belief is reasonable is to be determined having regard to all the circumstances, including any steps A has taken to ascertain whether B consents. (3) Sections 75 and 76 apply to an offence under this section. (4) A person guilty of an offence under this section is liable, on conviction on indictment, to imprisonment for life.