3(1)The order of the nominated court may require the person to attend a police station to provide the necessary identification evidence.
(2)Any such requirement—
(a)shall give the person at least seven days within which he must so attend, and
(b)may direct him to attend at a specified time of day or between specified times of day.
(3)If the person fails to attend in accordance with the order—
(a)the nominated court may issue a warrant for his arrest, and
(b)the person may be detained for such period as is necessary to enable the necessary identification evidence to be taken.
The court shall inform the person concerned of the effect of this sub-paragraph.
(4)Sub-paragraphs (1) to (3) do not apply where the person concerned is in prison or is otherwise lawfully detained.
In that case the necessary identification evidence may be taken at the place where he is detained or at such other place as the nominated court may direct.