Queensland Consolidated Acts(1) A credit provider under a credit sale contract or a loan contract shall not vary the annual percentage rate applicable to the contract unless--
(a) prior to the contract having been entered into, the prescribed notice in writing had been given to the debtor and the guarantor (if any); and
(b) the contract provides for variation of the annual percentage rate; and
(c) the prescribed notice in writing is given to the debtor and the guarantor (if any) varying the annual percentage rate applicable to the contract as from the date specified in the notice being not earlier than 14 days after the date of service of the notice upon the debtor and the guarantor (if any).
(2) Notice referred to in subsection (1) shall be given to the debtor and the guarantor (if any) personally or in such other manner as the registrar approves.