Guide · Investing
Debt Recycling Explained: Turning a Home Loan Into Deductible Debt
Debt recycling gets talked about like a secret trick for high earners. It isn't magic, and it isn't for everyone. It's a structure that gradually turns your non-deductible home loan into deductible investment debt. Here's how it actually works, and where it can bite.
The interest on your home loan is not tax deductible, because it's personal debt. The interest on money you borrow to invest, on the other hand, generally is deductible. Debt recycling is the process of slowly shifting your borrowing from the first kind to the second, so that over time more of your total interest bill is working for you at tax time. Done carefully, it can build investments while paying your home off. Done carelessly, it just adds risk. This is general information, not personal financial or tax advice, and it's a strategy I'd only ever run with your accountant or adviser at the table.
How the loop works
- You pay a lump sum or extra repayments down against your home loan, reducing the non-deductible balance.
- You redraw that same amount through a separate split, so it's clearly identified as a new, deductible loan.
- You invest the redrawn money into income-producing assets, such as shares, ETFs or managed funds.
- The interest on that investment split is generally tax deductible, and you often direct the income and any tax savings back onto the home loan to repeat the cycle.
Each time round the loop, a slice of your home loan effectively converts into investment debt, and your pool of investments grows. The two things that make or break it are keeping the investment split cleanly separate from your home loan, and having the discipline to keep the cycle going. The separation matters because mixing deductible and non-deductible money in one account is one of the fastest ways to lose the deduction. I explain that trap in the offset vs redraw guide.
The honest risks
You are borrowing to invest, so a market fall hurts more, and you still owe the interest either way. If your investments return less than your loan rate after tax, you'd have been better off just paying the mortgage down. It also relies on you sticking with it through ups and downs. This suits people with stable income and a long time horizon, not someone who might need the money back next year.
Who it tends to suit
- You have a stable, reliable income and a secure job.
- You're on a marginal tax rate of 30 percent or more, so the deductions are actually worth something.
- You have a long time horizon, ideally 10 years or more, to ride out market swings.
- You have a loan set up with easy splits and redraw, and you can stay disciplined about the cycle.
The lending piece is my part
The investment choices belong with your financial adviser, and the tax treatment with your accountant. My job is the loan: making sure it's structured with clean, separate splits so the strategy is even possible, and refinancing if your current loan can't do it. If you're thinking about this, let's talk it through alongside your other advisers.
I'll be straight with you: debt recycling is powerful but oversold. It rewards clean structure and patience, not chasing the biggest deduction. If your numbers still work at today's rates and you have the right people around the table, it can be a genuinely good long-term play. If you're stretching to make it fit, it usually isn't worth it. If you're refinancing to set it up, the refinancing guide is a good next read.
Want the loan side set up properly?
Bring your adviser and accountant, and I'll make sure the loan structure supports the strategy rather than fighting it.
Frequently asked questions
Is debt recycling worth it?
It can be for the right person: stable income, a decent marginal tax rate, a long time horizon and the discipline to stick with it. The benefit comes from tax deductions plus investment returns over many years. It's not worth it if you're stretching to afford it or might need the money back soon, because you're taking on investment risk with borrowed money.
Is debt recycling legal in Australia?
Yes, it's a legitimate strategy that relies on ordinary tax rules about deductible investment interest. What matters is doing it correctly, with the investment borrowing kept cleanly separate and used genuinely for income-producing investments. Get your accountant to confirm the structure, because sloppy record keeping is what causes problems, not the strategy itself.
What's the difference between debt recycling and just paying off my mortgage?
Paying off your mortgage is guaranteed and risk free. Debt recycling adds an investment layer on top, aiming to build assets while you pay the home down, with the bonus of tax-deductible interest. It can end up ahead, but only if your investments outperform your loan rate after tax, and it carries real risk that simply paying the mortgage does not.
Important information
This information is general in nature and does not take your personal objectives, financial situation, or needs into account. It is not credit assistance or a recommendation to enter into any particular credit contract. Consider whether it is right for you and seek advice before acting. Lending is subject to a lender's eligibility and approval criteria. Terms, conditions, fees, and charges apply.
Greenwood Finance · ABN 23 671 049 693 · Credit Representative No. 551942.
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