Debt Recycling Explained
- Stuart Flinn
- Jan 23
- 3 min read
How to turn Home loan debt into tax deductible debt
Debt recycling is a strategy used to reduce non deductible debt (like a home loan) while building investment assets in a tax effective way.
When done correctly, it can significantly improve long term wealth outcomes. When done incorrectly, it can amplify risk. Understanding how it works is critical.
What is debt recycling?
In simple terms, debt recycling involves:
• Paying down your home loan
• Re borrowing those funds
• Using the borrowed money to invest in income producing assets
Over time, this can convert non deductible home loan debt into deductible investment debt.
Why home loan debt can be a problem
Interest on your main residence loan is not tax deductible. This means you are paying interest with after tax dollars.
By contrast, interest on money borrowed to earn assessable income (such as shares or investment property) is generally tax deductible.
Debt recycling aims to shift your debt from the first category into the second.
How debt recycling works in practice
A simplified example
You have:
• A $600,000 home loan
• $50,000 in available savings or surplus cash flow
Step 1: You pay $50,000 off your home loan.
Step 2: You redraw or re borrow $50,000 into a separate loan split.
Step 3: You invest that $50,000 into income producing investments such as shares or managed funds.
Result:
• Your overall debt stays the same
• Part of your loan interest may now be tax deductible
• You now hold investment assets that may generate income and growth
Repeat this process over time and you progressively “recycle” your home loan debt.
Loan structure is critical
Debt recycling only works properly if loans are clearly split and traceable.
Key points
• Investment borrowings should be in a separate loan split
• Funds must go directly from the loan to the investment
• Mixing personal and investment use in the same loan can void deductibility
This is one of the most common mistakes we see.
What can you invest in?
Debt recycling usually involves assets that:
• Produce assessable income
• Have long term growth potential
• Suit the investor’s risk tolerance
Common examples include
• Australian shares
• ETFs
• Managed funds
Speculation and short term trading significantly increase risk and generally undermine the strategy.
What are the benefits?
When done correctly, debt recycling can:
• Reduce non deductible debt faster
• Improve after tax cash flow
• Build long term investment wealth
• Increase tax efficiency
It is particularly powerful over long timeframes.
What are the risks?
Debt recycling is not risk free.
Key risks include
• Investment market downturns
• Cash flow pressure if interest rates rise
• Behavioural risk (panic selling)
• Incorrect loan structuring
Is debt recycling right for everyone?
No.
Debt recycling works best for people who:
• Have stable income
• Are already comfortable investing
• Have surplus cash flow
• Plan to hold investments long term
It should always be considered alongside personal goals, risk tolerance, and broader financial planning.
The importance of advice
Debt recycling sits at the intersection of:
• Tax law
• Lending structure
• Investment strategy
Getting one piece wrong can remove the tax benefit entirely.
Before implementing debt recycling, it is important to speak with an accountant and your bank or mortgage broker or financial adviser to ensure the strategy is set up correctly from day one.






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