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Can You Claim Structural Repairs After a Flood?

Published 26 June 2026 · Last updated 26 June 2026

Quick Answer

Yes, you can claim structural repairs on an investment property after a flood if they restore the property to its original condition. Under **Division 43 of ITAA 1997**, these are considered capital works and may be depreciated over time. Immediate deductions are not available for capital improvements, only for repairs that restore original functionality.

Flood damage can wreak havoc on investment properties, leaving landlords and investors wondering about their tax implications. When it comes to repairs after a flood, the key consideration is whether the work restores the property to its original condition or constitutes an improvement.

Under Division 43 of ITAA 1997, structural repairs that restore a property to its original state after a flood are considered capital works. This means they are not immediately deductible but can be depreciated over time, typically over 40 years at a rate of 2.5% per annum. The distinction between a repair and an improvement is critical; repairs restore the existing condition, while improvements enhance the property's value or functionality.

A common misconception is that all flood-related expenses are immediately deductible. However, if the repair goes beyond restoring the original state — for instance, upgrading materials or adding new features — it may be considered a capital improvement, which is not immediately deductible.

Take a practical example: Suppose you own a 2010-built 3-bedroom house in Penrith, NSW, valued at $750,000. After a severe flood, you spend $40,000 on repairs to the foundation and walls, restoring them to their pre-flood condition. As these are structural repairs, they fall under Division 43. You can depreciate this cost over 40 years, allowing for an annual deduction of $1,000. At a 37% marginal tax rate, this results in a tax saving of $370 each year.

In our experience reviewing thousands of properties across Australia, many investors fail to distinguish between repairs and improvements, leading to incorrect claims. Others overlook the opportunity to claim depreciation on restored structural elements, missing out on potential deductions. It's also common to see investors underestimate the documentation needed to substantiate these claims, which can lead to disputes with the ATO.

The answer can differ depending on your situation. For instance, if your property was acquired after 7:30pm AEST on 9 May 2017, and you have made improvements (not repairs) during the restoration, those improvements cannot be depreciated under Division 40 if they involve previously used plant and equipment. Additionally, if your property is held in a superannuation fund, the CGT discount differs from individual ownership. Commercial properties may also have different implications based on lease agreements and the nature of the repairs.

Given these complexities, obtaining professional advice is crucial. A Chartered Quantity Surveyor can provide a detailed depreciation schedule, while an accountant can ensure your claims are correctly lodged with the ATO. This collaboration ensures you maximise your deductions without falling afoul of tax regulations.

  • Document all repair costs meticulously, including invoices and before-and-after photos.
  • Differentiate between repairs and improvements to determine immediate deduction eligibility.
  • Consult with a Chartered Quantity Surveyor to prepare a depreciation schedule for structural repairs.
  • Review your insurance policy to understand coverage and impact on claims.
  • Discuss your situation with your accountant to ensure accurate tax return entries.
  • Keep abreast of ATO updates regarding depreciation and repair claims.
  • Frequently Asked Questions

    Can I claim immediate deductions for flood repairs?

    Immediate deductions are available only for repairs that restore the property to its original condition. Improvements are capitalised and depreciated over time.

    How does insurance affect my repair claims?

    Insurance recoveries for repairs must be deducted from your claimable expenses, potentially reducing your depreciation amount.

    What if I use better materials for repairs?

    Using better materials could classify the work as an improvement rather than a repair, affecting your ability to claim immediate deductions.

    Are there state-specific rules for claiming repairs?

    While federal tax laws govern deductions, state-based grants or reliefs may apply. Check with your state authority for additional support.

    How should I report repairs on my tax return?

    Include repair expenses in the rental expenses section and consult your accountant to ensure correct classification between repairs and improvements.

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    Written by Koste Team · Koste Chartered Quantity Surveyors · AIQS Member · RICS Member · TPB Registered · 1300 669 400 · info@koste.ai