Yeah. We even cover the contingency plans, because all of our sex laws tend to mention anus, vagina or mouth, whereas:
70 Sexual penetration of a corpse
(1) A person commits an offence if-(a) he intentionally performs an act of penetration with a part of his body or anything else,
(b) what is penetrated is a part of the body of a dead person,
So you can't even initiate orificial improvisation.