CHAPTER IV: PROTECTION OF FUNDAMENTAL RIGHTS AND FREEDOMS
19. Protection of the right to personal liberty
(4) Where any person is brought before a court in execution of the order of a court in any proceedings or upon suspicion of his or her having committed or being about to commit an offence, he or she shall not thereafter be further held in custody in connection with those proceedings or that offence save upon the order of a court.
Rights during investigation - arbitrary arrest or detention and deprivation of liberty
EDIT.