Queensland Consolidated Acts Queensland Consolidated Acts(1) A consent to the adoption of a child given for the purposes of this Act or the repealed Acts by a person other than the child may be revoked by notice in writing served on the chief executive before--
(a) the expiration of 30 days from the date on which the instrument of consent was signed; or
(b) the day on which an order for the adoption of the child is made;
whichever is the earlier, but may not otherwise be revoked.
(2) Service of a notice on the chief executive under subsection (1) shall be effected by delivering it to the chief executive personally or by sending it to the chief executive by registered post at such address as is prescribed.