CRIMINAL PROCEDURE CODE 2009
Part one – GENERAL PROVISIONS
Chapter I - PRELIMINARY PROVISIONS
Article 11
(1) The defendant shall have the right to be brought before the competent court to decide on the charges in the shortest possible time. The duration of investigative detention or other measures of depriving or limiting freedom of the defendant shall be limited to the shortest time necessary.
Fair trial standards
Rights during investigation - arbitrary arrest or detention and deprivation of liberty
EDIT.