What if payment is made by cheque?
reg-5.30 — as in force on 2026-06-01 — F2026C00497 · Compilation No. 287 — https://www.legislation.gov.au/F2026C00497/latest/text

5.30 What if payment is made by cheque?
               If a cheque is offered to Immigration as payment of all or part of the amount of a
               penalty specified in an infringement notice, payment is taken not to have been
               made unless the cheque is honoured upon presentation.