Maximise your
cash refund with Duo Tax

Property Tax Depreciation Schedules by investors, for investors.
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Hi Rachel, in your first year we can save you over $11,000 in tax deductions from your property!
Great, where do I begin?
Simple provide us a few details and we will handle the whole process for you.

Australia’s Highest-Rated Quantity Surveyors

We’re property investors for property investors. We’ve assembled a team of tax depreciation experts with the sole mission of maximising tax deductible claims on your investment property. Want to find out how you can save? Our quantity surveyors will respond within one business day.
Get a free estimate
Registered Quantity Surveying Tax Agents
Compliance Guaranteed
We are affiliate members of the Australian Institute of Quantity Surveyors (AIQS).
2018, 2019, 2020 & 2021 Finalist
2018, 2021 Winner
2019, 2020, 2022 Finalist
As trusted by


A single schedule provides 40 years of claim or the maximum entitled years. You’re guaranteed at least double our fee in depreciation in the first full financial year. We’ll even retrospectively help you claim on previous years you missed out on.


We’re Australia’s most reviewed and highest-rated Quantity Surveyors on Google and Facebook. Our Quantity Surveyors have served thousands of happy property investors. We’re registered tax depreciation specialists with the ATO and AIQS.


With over 30 combined years of experience and a nationwide presence, our Duo Tax process focuses on the most aggressive form of tax depreciation, which means more cash in your pocket.


We offer free immediate and accurate over the phone estimates so that you can decide if it’s worthwhile. We will deliver your tax depreciation schedule approx. within 5-10 business days from payment – the fastest in the industry.

Our Reports

Simple, easy-to-read and results-focused
Approved by the ATO and the choice FOR thousands of accountants and advisors Australia-wide
Complete 40-year diminishing and prime-cost depreciation schedules
Includes capital loss schedule to reduce your capital gains tax
View our sample report
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Client Testimonials

Don’t just take our word for it. With over 1000 reviews Australia-wide, we are the highest and most rated Quantity Surveyor for tax depreciation services.
Daniel Thai
Google review
The team at Duo Tax made things so easy for our interstate property, liaising with our agents directly. We didn’t even have to lift a finger. And to top things off, the result achieved in their depreciation schedule, came out better than expected!
Anthony Picard
Google review
Professional, prompt and efficient. Have had decpreciation reports now with Duo for several investment properties and the results speak for themselves. Would recommend to anyone needing competent and competitively priced Quantity Surveyors.
Lauren Batty
Google review
The team were highly efficient and comprehensive from the first point of contact, explaining their processes in detail and then delivering in what was outlined. We will definitely be using their services again in the future and would recommend them to others.
James Lee
Google review
Duo Tax Depreciation Quantity Surveyors are a professional outfit. They didn’t hesitate to answer any questions that I had and provided me confidence that I was making the right decision. Their turnaround was quick and prompt and were a pleasure to deal with. Thanks team!

Obtain your tax depreciation schedule in 3 easy steps.

Step 1
Qualify your Property
Call us and we will ask you a few simple questions to qualify your investment property.
Call 1300 185 498
Step 2
Order a Tax Depreciation Schedule
Order over the phone or via our online form and we will begin preparing your depreciation schedule.
Order Here
Step 3
Claim Maximum Deductions
Within approx. 5-10 business days your personalised report will be delivered to you and your accountant.
View Sample Report

Learn more about property tax depreciation

Residential Depreciation

Property investors, in most cases, are entitled to tax deductions as apart of the wear and tear that occurs in their investment properties.
Learn about residential depreciation

Commercial Depreciation

Property investors, in most cases, are entitled to tax deductions as apart of the wear and tear that occurs in their investment properties.
Learn about commercial depreciation

Ready to Get Started?

Talk to one of our friendly qualified quantity surveyors to organise your personalised depreciation schedule or simply get a free quote.
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