Uniform Civil Procedure Rules 2005
Current version for 9 April 2020 to date (accessed 6 June 2020 at 12:05)
Part 39 Division 2 Rule 39.26
39.26   Documents giving effect to sale
(1)  If land is sold at auction under a writ for the levy of property, the Sheriff and the purchaser must each sign an appropriate contract of sale forthwith after the auction is completed.
(2)  As soon as practicable after receiving payment in full for land sold under a writ for the levy of property, an appropriate conveyance or transfer (to be prepared by the purchaser) must be executed by the Sheriff and delivered to the purchaser for the purpose of giving effect to the sale.