29Where a designation applies this paragraph to any person—
(a)he shall have, at any police station in the relevant police area, the power of a constable under section 61 of the 1984 Act (fingerprinting) to take fingerprints without the appropriate consent; and
(b)the requirement by virtue of subsection (7A)(a) of that section that a person must be informed by an officer that his fingerprints may be the subject of a speculative search shall be capable of being discharged, in the case of a person at such a station, by his being so informed by the person to whom this paragraph applies.