CHAPTER TWO
RIGHTS, LIBERTIES, BASIC DUTIES OF INDIVIDUALS AND CITIZENS
Article 20.
No one shall be considered guilty of a crime except by the sentence of a court in accordance with the law .
No one shall be responsible after the expiry of the term of criminal prosecution as well as for the action, which is in the moment of its perpetration, is not regarded as a crime. No one shall be convicted twice for one and the same crime.
A law adopted after the commission of an illegal act by a person and that envisages severe punishment for that act shall not be retroactive . If, after the commission of an illegal act a punishment is not envisaged or a light punishment is envisaged, the new law shall be applicable.
EDIT.