CROATIA CRIMINAL CODE
GENERAL PART
CHAPTER ONE (i.) BASIC PROVISIONS
Article 7
In determining the contents of criminal sanctions and the manner of their application, the freedoms and rights of the perpetrator of a criminal offense may be limited only to a degree corresponding to the type of the criminal sanction applied and its special purpose determined by law, without causing corporal pain or mental suffering, inhuman or degrading treatment, while observing human dignity and personality.
3. In exercising its discretion to make a designation under paragraph 1, the Court shall take into account the following:
(b) The application of widely accepted international treaty standards governing the treatment of prisoners;