In these Regulations—

• “the 1984 Act” (“Deddf 1984”) means the Police and Criminal Evidence Act 1984;

• “the 2001 Act” (“Deddf 2001”) means the Criminal Justice and Police Act 2001;

• “relevant investigation” (“ymchwiliad perthnasol”) means a criminal investigation which relates to a matter in relation to which WRA has functions;

• “WRA” (“ACC”) means the Welsh Revenue Authority.