Criminal Code (Cap. 9), article 357

357. Where an officer of the Ex ecutive Police discovers any weapon, document, trace or vestig e or any other thing relating to an offence, he shall take steps to establish and ensure the existe nce and the preservation thereof in the state in which it was found until he shall have reported the matter to the Court of Magistrates, and, if unable to establish and ensure such existence or preservation, he shall observe the same procedure provided for the drawing up of a "repertus ". Duties of the Police in respect of criminal proceedings. Substituted by: III.2002.77.