Chapter II
Fundamental Rights, Freedoms and Duties
§ 23.
No one may be convicted of an act which did not constitute a criminal offence under the law in force at the time the act was committed.
Part 1 GENERAL PART
Chapter 1 GENERAL PROVISIONS
§ 2. Basis for punishment
(1) No one shall be convicted or punished for an act which was not an offence pursuant to the law applicable at the time of the commission of the act.
1. A person shall not be criminally responsible under this Statute unless the conduct in question constitutes, at the time it takes place, a crime within the jurisdiction of the Court.
2. The definition of a crime shall be strictly construed and shall not be extended by analogy. In case of ambiguity, the definition shall be interpreted in favour of the person being investigated, prosecuted or convicted.
3. This article shall not affect the characterization of any conduct as criminal under international law independently of this Statute.