New South Wales Consolidated ActsIn any proceedings arising out of a difference or dispute with respect to:
(a) the materials used in carrying out repairs, or
(b) the manner of carrying out repairs,to a motor vehicle, which repairs were carried out by the insurer under a policy of insurance relating to that motor vehicle or by a company that is a subsidiary or by a related body corporate within the meaning of the Corporations Act 2001 of the Commonwealth of the insurer, the onus lies upon the insurer of proving that the materials used were proper materials or that the repairs were properly carried out, as the case may be, notwithstanding any acknowledgment as to the materials or the manner of carrying out the repairs given by the insured.