CRIMINAL PROCEDURE CODE
PART I
ON THE GENERAL PART
TITLE III
ON PROCEDURAL PARTICIPANTS
CHAPTER V
ON POLICE
Article 53
Identifying a suspect
1. A police officer may request the identity of any person where there is suspicion that such a person is preparing to commit, or has either committed or taken part in, a criminal offence.
2. Where the person is not able to identify himself or herself, or refuses to do so, such a person shall be taken, with urbanity, to the nearest police station where the person shall be furnished with the available means required to render his or her identification possible.
3. Where required, the person may be obliged to subject himself or herself to tests to adequately establish his or her full identification, which do not offend human dignity, notably fingerprint, picture taking or body check.
4. Before twelve hours have elapsed; the person must be restored to full liberty, regardless of the success of the action taken, provided there is no ground for detention.
5. Acts performed in compliance with the preceding sub-articles are put to writing in the form of a report to be conveyed to the Public Prosecution Service forthwith.
Other forms of cooperation
Cooperation under procedures of national law
National procedures for execution of requests for other forms of cooperation
Identification and whereabouts of persons - national proceedings
EDIT.