CRIMINAL PROCEDURE CODE
PART II
ON ORDINARY PROCEDURES
TITLE IV
ON EXECUTION
CHAPTER II
ON THE EXECUTION OF A PRISON SENTENCE
Article 328
Beginning and end of imprisonment
1. A convicted person punished with imprisonment begins serving the sentence upon his or her admission to the prison establishment and such a sentence ends with his or her release on the morning of the last day of the sentence.
2. In order to start or finish serving his or her sentence, a convicted person is admitted to or discharged from a prison establishment by means of a writ issued by the trial judge.
Enforcement of sentences imposed
National procedures re enforcement of sentences imposed
Enforcement of sentence of imprisonment
Enforcement of national penalties - conditions of imprisonment
Enforcement of national penalties - imprisonment
EDIT.