Queensland Consolidated Acts(1) Despite any rule of law or practice about hearsay evidence, the court may, for this division, receive evidence of the opinion of a prescribed officer who is experienced in the investigation of illegal activities involving dangerous drugs about--
(a) the market value at a particular time of a particular kind of dangerous drug or controlled substance; or
(b) the amount, or range of amounts, ordinarily paid at a particular time for the doing of anything in relation to a particular kind of dangerous drug or controlled substance.
(2) In this section--
prescribed officer means--
(a) a police officer; or
(b) a member of the Australian Federal Police; or
(c) an officer of customs within the meaning of the Customs Act 1901 (Cwlth); or
(d) an authorised commission officer.