28.—(1) For the purposes of any enactment or rule of law relating to warrants of arrest but subject to any other provisions of this Order—
(a)a warrant endorsed in accordance with article 4;
(b)a provisional warrant issued under article 5; and
(c)a warrant issued under article 9 or 12,
in any part of the United Kingdom must be treated as if it were a warrant for the arrest of a person charged with an offence committed in that part.
(2) A warrant mentioned in paragraph (1) may be executed in any part of the United Kingdom and may be so executed by any constable.
(3) A person arrested under a warrant referred to in paragraph (1) must be deemed to continue in legal custody until, in accordance with this Order, that person—
(a)is brought before a competent court; or
(b)in the case of a warrant issued under article 12, is brought before an officer in charge of a police station,
and article 30 applies in relation to that person as it applies in relation to a person in respect of whom a delivery order or transfer warrant is in force.