(1) Subject to subsection (2), an offence against section 8N or 8Q is punishable on conviction by a fine not exceeding 30 penalty units.
(2) Where:
(a) a person is convicted of an offence against section 8N or 8Q;
(b) in a case where the person is a natural person--the Commissioner has elected under subsection 8S(1) to treat the offence otherwise than as a prescribed taxation offence; and
(c) the court before which the person is convicted is satisfied that the person has previously been convicted of a relevant offence;
the penalty that the court may impose in respect of the first - mentioned offence is a fine not exceeding 50 penalty units or imprisonment for a period not exceeding 12 months, or both.