David Green (45 years old) is a resident taxpayer. His partner, Jane, is a full-time student. David and Jane are not covered by private health insurance. The following details relating to the 2021/22 tax year have been taken from David's tax and bank records:

Income:
- Gross Wages: $16,000 (PAYG tax withheld: $90,000)
- Interest Free loan received as a Reportable Fringe Benefit: $20,000
- Fully franked dividend: $2,800
- Proceeds from sale of investment property: $500,000
- Rental income: $12,300

Expenses:
- Rental expenses (all deductible): $2,900
- Agent's commission: $16,000
- Legal costs: $1,700

Note - Investment Property:
- Purchase: 28 October 2011
- Purchase price: $350,000
- Stamp Duty: $17,000
- Legal costs: $1,200
- Sale: 2 February 2022
- Sale price: $500,000
- Agent's commission: $16,000
- Legal costs: $1,700

Calculate David's net tax payable or refundable for the 2021/22 tax year?