### 23A Statutory presumptions with respect to prescribed illicit drugs > [*\[Section 23A Amended by No. 38 of 2017, s. 43, Applied:03 Dec 2018\]*](/view/html/inforce/2018-12-03/act-2017-038#GS43@EN) [*\[Section 23A Inserted by No. 18 of 2005, s. 17, Applied:01 Jul 2005\]*](/view/html/inforce/2005-07-01/act-2005-018#GS17@EN) Where in any proceedings for an offence under [section 6A](#GS6A@EN) it is shown that a prescribed illicit drug was present in the person's oral fluid or blood at any time within 6 hours after the relevant time, it is presumed, unless the contrary is proved, that he or she had the illicit drug in his or her oral fluid or blood at the relevant time.

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