PART III - GENERAL PROVISIONS
41 Discharge of person informed against
If on an inquiry under section 39 it is not proved that it is necessary for keeping the peace or maintaining good behaviour, as the case may be, that the person in respect of whom the inquiry is made should enter into a recognisance, the magistrate shall make an entry on the record to that effect, and, if such person is in custody only for the purposes of the inquiry, shall release him, or if such person is not in custody, shall discharge him.
Provisional arrest - release - national proceedings
EDIT.