Sch 5 para 28
(1) The relevant national authority may, by order, provide for a relevant function of a person to be exercisable by that person in relation to— (a) the NCA, (b) the Director General, or (c) NCA officers (or any description of NCA officers). (2) In this paragraph “ relevant function ” means a function exercisable by any person in relation to— (a) a constable, (b) a UK police force, (c) an officer of Revenue and Customs, (ca) a general customs official, (d) the Commissioners, or (e) an immigration officer.