(1) This section applies if—
(a) a nonparole period (an old nonparole period ) is set, whether before or after the commencement of this section, for an offender under the Rehabilitation of Offenders (Interim) Act 2001 , section 31 (Court to set nonparole period); and
(b) for an old nonparole period set before the commencement—the old nonparole period has not ended.
(2) The old nonparole period is taken to be a nonparole period set under this Act, section 65 (Nonparole periods—court to set)—
(a) if the old nonparole period was set before the commencement of this section—for the remainder of the period for which it was originally set; or
(b) if the old nonparole period is set after the commencement of this section—for the period set by the court.
(3) This section expires 5 years after the day it commences.