Queensland Consolidated Acts(1) A cost escalation clause is a provision of a domestic building contract under which the contract price may be increased to reflect--
(a) increased costs of labour or materials; or
(b) increased costs caused by delays--
(i) in providing the contracted services; or
(ii) if the contracted services consist of managing the carrying out of the subject work--in carrying out the subject work.
(2) However, a cost escalation clause does not include a provision allowing for an increase in the contract price to reflect--
(a) cost increases resulting from the introduction of new, or changes to existing, government taxes or charges; or
(b) prime cost items; or
(c) provisional sums.