CONSTITUTION OF THE REPUBLIC OF CROATIA
III. PROTECTION OF HUMAN RIGHTS AND FUNDAMENTAL FREEDOMS
2. PERSONAL AND POLITICAL LIBERTIES AND RIGHTS
Article 31
No one may be re-tried nor penalized in criminal prosecution for an act for which such individual has already been acquitted or sentenced by a binding court judgment in accordance with law.
The cases and reasons for the renewal of court proceedings under paragraph (2) of this Article may be stipulated solely by law, in accordance with the Constitution and international treaties.
Complementarity
Ne bis in idem
Ne bis in idem - State's own court
Admissibility challenge - ne bis in idem
EDIT.