Section 56: Effect of prosecution

A person who has been tried, and convicted or acquitted, on a charge of any of the
offences in this Chapter defined, shall not be afterwards prosecuted upon the same
facts for the offence of treason, or for the offence of failing, when he knows that any
person intends to commit treason, to give information thereof with all reasonable
despatch to a peace officer, or use other reasonable endeavours to prevent the
commission of the offence.