57   Division not to apply to certain contracts

(1)  This Division does not apply to the extent that the terms and conditions of a contract or other arrangement for the provision of water supply or sewerage or stormwater drainage systems, or any of them, have been specifically agreed to by the Corporation and a person who is taken to have entered into a customer contract under section 55.

(2)  Without limiting subsection (1), nothing in section 55, 64 or 65 affects the operation of:

(a)  a contract between the Corporation and a person (whether or not the person is taken to have entered into a customer contract under section 55), or

(b)  a contract between a public authority and a person (whether or not the person is taken to have entered into a customer contract under section 55) relating to the supply of water or the provision of water recycling, effluent treatment, stormwater drainage or similar services within the area of operations.