Nullum crimen sine lege

Yemen

Republican Decree for Law No 12 for the Year 1994 Concerning Crimes and Penalties

Book ONE

General Provisions on Crimes and Punishments

Part One

Crimes

Chapter One

The Limits for the Application of the Law of Crimes and Penalties

General Definitions

Principles of Legitimacy

Article (2): Criminal Liability is personal and any crime and punishment must be defined by law as such.

Rome Statute

Article 22 Nullum crimen sine lege

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.