(1)Subject to the provisions of this section, any person who, under section 28 or section 121 of this Act or under the said section 28 as applied by section 32 of this Act may be taken into custody in Scotland, may be taken into custody in, and returned to Scotland from, any other part of the United Kingdom or the Channel Islands or the Isle of Man.
(2)For the purposes of the enactments referred to in subsection (1) of this section, in their application by virtue of this section to England and Wales, Northern Ireland, the Channel Islands or the Isle of Man, the expression “constable” includes an English constable, an officer or constable of the Royal Ulster Constabulary, a member of the police in Jersey, an officer of police within the meaning of section 43 of the Larceny (Guernsey) Law 1958, or any corresponding law for the time being in force, or a constable in the Isle of Man, as the case may be.
(3)For the purposes of the said enactments in their application by virtue of this section to England and Wales or Northern Ireland, any reference to a mental health officer shall be construed as including a reference—
(a)in England and Wales, to any approved social worker within the meaning of the M1Mental Health Act 1983.
(b)in Northern Ireland, to any [F1approved social worker within the meaning of the Mental Health (Northern Ireland) Order 1986].
(4)This section shall not apply to any person who is subject to guardianship.