Sch 3 para 10
(1) The Secretary of State may direct the Director General to provide specified assistance to— (a) an England and Wales police force, (b) a special police force, (c) the Commissioners for Her Majesty's Revenue and Customs; (d) the Director of the Serious Fraud Office; (e) the Director of Border Revenue; (f) any other person operating— (i) in England, or (ii) in England and in Scotland, Northern Ireland or Wales (or two or more of those parts of the United Kingdom), charged with the duty of investigating or prosecuting offences (apart from a UK police force). (2) A direction may be given under this paragraph only if it appears to the Secretary of State that it is appropriate for the police force or other persons or person to receive directed assistance from the Director General.