12/04/2026
Using redraw on your investment loan for personal expenses can permanently contaminate your tax deductions and trigger costly ATO attention.
When you redraw funds from an investment loan for personal use, the ATO treats that portion of your debt as personal rather than investment related, which means you lose the ability to claim interest deductions on those funds. This contamination is permanent and can significantly impact your tax position for the life of the loan.
Here's how this typically unfolds: you have a $400,000 investment loan that you've paid down to $350,000, leaving $50,000 available in redraw. You withdraw $20,000 to renovate your family home or purchase a car. From that moment, the ATO considers $20,000 of your total loan balance as personal debt, meaning you can only claim interest deductions on $380,000 instead of the full $400,000.
Many investors continue claiming deductions on the entire balance without realising this rule exists, which can result in hefty penalties during an audit. The ATO's data matching systems can easily track bank transactions and identify when redraw funds flow to non-investment purposes, making this a high-risk mistake.
The solution is straightforward but requires discipline. Keep your investment loan completely separate from personal expenses by using your home loan redraw or a dedicated personal loan instead. Once an investment loan becomes contaminated, it's extremely difficult and expensive to reverse, making prevention far better than attempting to fix the problem later.
Content is general information only and not personalised credit advice. Loan eligibility, rates, repayments, fees and lender policies vary and can change. Speak with a licensed broker for advice tailored to your situation.