From cadenalegal.com.au: High-income earners in Australia can utilize six legal strategies to reduce their tax liabilities, including efficient business structuring, negative gearing on investments, and income splitting with family members.

Other methods include managing capital gains for tax discounts, investing in tax-effective vehicles like Early Stage Innovation Companies (ESICs), and smartly realizing capital losses.

These strategies can lead to significant savings, but should align with current tax laws and individual circumstances.