(1) This section applies to the sentencing of an offender:
(a) who has committed an offence that is:
(i) an offence against the Misuse of Drugs Act 1990 ; or
(ii) an offence against section 120(1) of the Domestic and Family Violence Act 2007 ; or
(b) to whom Part 3, Division 6A applies.
(2) If a court sentences the offender to be imprisoned for 12 months or longer that is not suspended in whole or in part for the offence, the court may fix a period under section 53(1) of 50% of the period of imprisonment that the offender is to serve under the sentence.
(3) If the court fixes a period of less or more than the period specified in subsection (2), the court must give reasons for doing so.