CHAPTER 2 - BILL OF RIGHTS
Rights of arrested and detained persons
SECTION 13
(1) Every person who is arrested or detained has the right—
(a) to be informed promptly, in a language that he or she understands, of—
(i) the reason for the arrest or detention and the nature of any charge that may be brought against that person;
Rights during investigation - informed of belief that crime has been committed
EDIT.