This little-known part of the accounts measures costs involved with transferring properties such as stamp duties and fees paid to real https://www.rba.gov.au/speeches/2019/sp-dg-2019-10-17.html  9/17  10/17/2019  Housing and the Economy | Speeches | RBA  estate agents and lawyers.
A tightening in financial conditions, lower share prices and heightened concerns over the global financial problems will all have played a part in this change. The likely extent and persistence of this slowing in demand is quite uncertain, as these things usually are.