(5) The statue of limitation shall apply in any case when twice as much time lapses as is set by the statute of limitation for the execution of punishments. (6) The provisions of paragraphs 2 through 5 of this Article shall also be applied to the bar to the execution of the security measures. Article 20 Criminal Offences not subject to the Statute of Limitations Criminal prosecution and execution of a sentence are not subject to the statute of limitations for criminal offences that, pursuant to international law, are not subject to the statute of limitations. V CHAPTER FIVE CRIMINAL OFFENCE Article 21 Criminal Offence A criminal offence is an unlawful act that is prescribed as a criminal offence by law, the characteristics of which are specified by law and for which a criminal sanction is prescribed by law. Article 22 Manner of Perpetrating Criminal Offence (1) A criminal offence can be perpetrated by an act or an omission to act. (2) A criminal offence is perpetrated by omission when the perpetrator, who is legally obligated to avert the consequence of a criminal offence defined by law, fails to do so, and such failure to act is tantamount in its effect and significance to the perpetration of such a criminal offence by an act. Article 23 Time of Perpetrating Criminal Offence A criminal offence is perpetrated at the time the perpetrator acts or ought to have acted, irrespective of the time when the consequences of his action or omission to act occurred. Article 24 Place of Perpetrating Criminal Offence (1) A criminal offence is perpetrated both at the place perpetrator acts or ought to have acted, and at the place where the consequence of his action or omission to act fully or partially occurs. (2) A criminal offence in the case of a punishable attempt is perpetrated both at the place perpetrator acts or ought to have acted, and at the place where the consequence of his action or omission to act fully or partially ought to have occurred according to the perpetrator’s expectation. (3) A criminal offence in cases of complicity is perpetrated at the place specified in paragraph 1 of this Article and at the place the accomplice acts or ought to have acted, or at the place where the consequence of his action or omission to act ought to have occurred according to the expectation of the accomplice. Article 25 Insignificant Offence The act that is due to the manner of perpetrating, insignificance or absence of harmful consequences and low degree of criminal responsibility of the perpetrator an insignificant act, shall not be considered a criminal 8