Building and trade rules in Queensland
The regulator is Queensland Building and Construction Commission (QBCC).
Deposit limit
Maximum deposit is 20% for contracts up to $3,300, 10% for $3,301 to $19,999 and 5% for $20,000 or more. Up to 20% is allowed when more than half the work by value is custom built or made off site.
Source: QBCC, checked 11 November 2026.
Go to Queensland Building and Construction Commission (QBCC) >
General information, not legal advice. Rules change, so check the regulator before you sign. See trade costs >