WCC 990: Claiming Interest on Construction Loans: Maximizing Cash Flow During Your Build

Are you building an investment property or have you recently completed a project? You might be sitting on a goldmine of tax deductions that many investors overlook. In this episode, Nyasha from Positive Tax Solutions breaks down a game-changing shift in how the ATO views interest incurred during the construction phase.

Historically, this interest was “trapped” in the cost base of the property, only providing a tax benefit when you eventually sold the asset years down the line. Today, we explains how a 2023 ATO ruling allows you to claim these deductions as they are incurred, putting cash back into your pocket right when you need it most—during the expensive build phase.

What We Covered:

• The 2023 ATO Shift: Understanding the ruling that reclassified construction interest from a “holding cost” to a deductible expense.

• The “Dollar Today” Principle: Why claiming deductions during the build improves your immediate servicing capacity and eases financial pressure.

• Eligibility Criteria: The “Intent” test and why your paper trail must prove the property is a genuine income-producing venture.

• The “Vacant Land” Trap: Distinguishing between deductible construction interest and non-deductible interest on holding vacant land.

• Record Keeping 101: A checklist of the documents your accountant needs (loan agreements, progress payment schedules, and contracts).

• Loan Structuring: Why keeping private, main residence, and investment loans separate is the key to an audit-proof tax return.

3 Key Takeaways

1. Timing is Everything: You no longer have to wait for a tenant to move in to start claiming interest on your construction loan. If your intention is genuinely to rent the property out, you can claim the interest as an expense on your current tax return.

2. Paperwork is Your Protection: The ATO focuses heavily on intent. Your actions—such as having a construction contract and a progress payment schedule—serve as the proof required to show the property is an investment rather than a future private home.

3. Clean Structures Equal Easy Claims: Avoid “commingling” your funds. To maximize your deductions, ensure your investment construction loan is clearly separated from your principal place of residence (PPR) or any equity releases used for private purposes.

The Construction Loan Lifecycle

Understanding when your interest moves from “holding cost” to “deductible” is crucial for your tax strategy:

About the Author
From a small town boy growing up in the remote outback of rural Queensland, to becoming the founder of Australasia’s most powerful property wealth creation engine – Positive Real Estate Group CEO Jason Whitton is on a mission to change the way we look at wealth.