Section 54 - Act not intended to cause death done by consent for a person's benefit.

Nothing, which is not intended to cause death, is an offence by reason of any harm which it may cause, or be intended by the doer to cause, or be known by the doer to be likely to cause, to a person for whose benefit it is sent for a per- done in good faith, and who has given a consent, whether express or implied, to suffer that harm, or to take the risk of that harm.