If:
(a) a person is liable to pay a debt because the person contravened a provision of this Act as in force immediately before 20 March 2000, or a provision of the social security law; and
(b) another person is convicted of an offence under section 11.2, 11.2A, 11.4 or 11.5 of the Criminal Code in relation to the contravention;
the persons referred to in paragraphs (a) and (b) are jointly and severally liable to pay the debt.