Title II
Rights
CHAPTER EIGHT
Rights to protection
Article 77. In any criminal proceedings where a person has been arrested and detained, the following basic guarantees shall be observed :
1. Detention shall be applied exceptionally when necessary to guarantee appearance in court or to ensure compliance with the sentence ; it shall take place by written warrant of the competent judge in those cases according to the time-limits and formal procedures provided for by law. Felonies shall be exceptions, in which case the person cannot be held for more than twenty-four hours without call for a trial. The judge can always order precautionary measures other than preventive arrest and detention.
Fair trial standards
Rights during investigation - arbitrary arrest or detention and deprivation of liberty
EDIT.