Corporations Act 2001
(a) must remain open for at least 1 month after the date of offer; and
(b) cannot remain open for more than 12 months after the date of offer.
The offer may be withdrawn by the offeror at any time, but not within 1 month of the date of offer.1019G(3) [ Method of withdrawal]
The offer may only be withdrawn by the offeror by sending a withdrawal document in printed or electronic form to the offeree in accordance with paragraphs 1019E(1) (a) and (b). The withdrawal document must identify the offeror and be dated.1019G(4) [ Ineffective withdrawal]
A purported withdrawal of the offer contrary to subsection (2) or (3) is ineffective.