(1) Levy assessed under section 51 becomes due and payable on:
(a) the 28th day; or
(b) such later day as is determined in writing by the ACMA;
after the ACMA gives a copy of the assessment to the participating person to whom the assessment relates.
(2) A copy of a determination under paragraph (1)(b) must be published on the ACMA's website.
(3) A determination under paragraph (1)(b) is not a legislative instrument.