(1) The Attorney General must prepare a code of practice as to -
(a) the exercise by the Director of Public Prosecutions, SFO officers and the Director of the Serious Fraud Office of functions they have under this Chapter; and
(b) the exercise by any other person, who is the relevant authority by virtue of section 357(9) in relation to a confiscation investigation, of functions he has under this Chapter in relation to England and Wales as the relevant authority.
(2) The Advocate General for Northern Ireland must prepare a code of practice as to -
(a) the exercise by the Director of Public Prosecutions for Northern Ireland of functions he has under this Chapter; and
(b) the exercise by any other person, who is the relevant authority by virtue of section 357(9) in relation to a confiscation investigation, of functions he has under this Chapter in relation to Northern Ireland as the relevant authority.
(3) After preparing a draft of the code the Attorney General or (as the case may be) th
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