Paragraph 23

For the purposes of this Act, no offence which, if committed in the relevant listed territory, would be punishable as an offence of genocide or as an attempt, conspiracy or incitement to commit such an offence shall be regarded as an offence of a political character, and no proceedings in respect of such an offence shall be regarded as a criminal matter of a political character.

It shall not be an objection to any proceedings against a person under this Act in respect of an offence which, if committed in the relevant listed territory, would be punishable as an offence of genocide or as an attempt, conspiracy or incitement to commit such an offence that under the law in force at the time when and in the place where he is alleged to have committed the act of which he is accused or of which he was convicted he could not have been punished for it.