An Act to facilitate compliance by Australia with obligations under the Rome Statute of the International Criminal Court, and for related purposes
Part 12—Enforcement in Australia of sentences imposed by ICC
Division 3- Enforcement of Sentences
169 Duration and nature of enforced sentence
The sentence of imprisonment to be enforced must not be harsher, in legal nature, than the sentence of imprisonment imposed by the ICC.
Without limiting subsection (1), the sentence to be enforced under this Part:
must not be for a longer duration than the sentence imposed by the ICC; and
must not be of a kind that involves a more severe form of deprivation of liberty than the sentence of imprisonment imposed by the ICC.
Treatment of prisoners - international treaty standards
Notification of circumstances that could materially affect terms or extent of imprisonment
EDIT.