If you made an eligible personal super contribution to a complying super fund or retirement savings account for which you are not claiming a deduction in your current year income tax return, and:
you were under 71 years old on 30 June of the current income year,
your taxable income for the current income year is less than $52,697
your total superannuation balance is less than $1.6 million on 30 June of the year before the year the contributions are being made, and
you've not exceeded your non-concessional contributions cap in the relevant financial year
you could be entitled to a the full Government co-contribution of $500 if your taxable income is less than $37,697.