5(1)A constable may, if authorised by an officer of the rank of superintendent or above, take the necessary identification evidence without consent.
(2)An officer may give an authorisation under sub-paragraph (1) orally or in writing, but if he gives it orally he shall confirm it in writing as soon as is reasonably practicable.
(3)Before fingerprints or a sample are taken from a person upon an authorisation given under sub-paragraph (1), he shall be informed that the authorisation has been given.