"The minister welcomes this important decision."
Perfect, 32, was arrested along with a 28-year-old woman earlier this month.
The 21-year-old was convicted on 10 charges of sexual violence against six female complainants.
Adam Rapson was jailed for three-and-a-half years at the Christchurch District Court on Tuesday.
Gibson, 69, is on trial in a first-of-its-kind prosecution over the death of Pala'amo Kalati.
The Court of Appeal last year called the man's offending minor, but still ruled his detention was justified.
The 21-year-old mother was nine weeks pregnant when she brutally murdered by a hitman hired by Rebecca Wright-Meldrum and David Hawken.
Nicholas Bright is facing 21 charges of corruption and bribery.
Elizabeth Tangikau filed 75 false tax returns over a period of six years.