Singapore legislation
Regulation 3
of Civil Defence (Arrests, Searches, Investigation and Trial of Offences) Regulations
Regulation 3
Delivery of warrant
Any person who has arrested a person under a warrant of arrest and delivered the arrested person to the custody of a commanding officer shall deliver to the commanding officer a copy of the warrant of arrest and where the warrant of arrest is not in his immediate possession, he shall deliver it as soon as possible but not later than 24 hours after the delivery of the arrested person.