Maximise Your Tax Refund: 10 ATO Deductions You Shouldn’t Miss in 2026

Tax Deductions 3 min read By the Supertax team

Are You Missing Out on Tax Deductions?

Are you sure you’re claiming every dollar you’re entitled to at tax time?

Every year, thousands of Australians leave money on the table simply because they don’t know what they can claim or fail to meet ATO requirements.

This guide gives you practical, accountant-grade advice aligned with ATO rules — helping you maximise your refund without triggering audit risks.

The 3 Golden Rules of Tax Deductions (ATO)

Before claiming anything, every deduction must meet these rules:

  • You paid for it yourself (not reimbursed)
  • It directly relates to earning your income
  • You have records (receipts, invoices, logs)

If one rule is missing you cannot claim it

10 ATO Tax Deductions Most Australians Miss

1. Work From Home Expenses (WFH)

If you work from home, you can claim running costs like:

  • Electricity
  • Internet
  • Phone usage

ATO Tip:
Use either:

  • Fixed rate method
  • Actual cost method

Keep a record of hours worked from home

2. Self-Education Expenses

You can claim costs if the course:

Improves skills for your current job
Helps increase your income

Not allowed: Courses for a new career path

3. Car & Work Travel Expenses

You can claim travel if you:

  • Travel between job sites
  • Visit clients
  • Carry bulky tools

Not allowed: Home Work commute

Keep a logbook or travel record

4. Home Office Equipment

Claim items used for work like:

  • Desk
  • Chair
  • Laptop

Over $300 must depreciate over time

5. Union & Professional Fees

100% deductible if related to your job

Example:

  • CPA / CA membership
  • Trade unions

6. Income Protection Insurance

Premiums are deductible

Not deductible:

  • Life insurance
  • Trauma cover

7. Phone & Internet Expenses

Claim the work-related portion only

Keep a 4-week usage log

Claiming 100% = ATO red flag

8. Tools & Equipment (Tradies)

Immediate claim if under $300
Over $300 depreciation

9. Investment Property Expenses

  • Repairs (immediate deduction)
  • Maintenance costs
  • Interest expenses

Know the difference between:

  • Repairs vs Improvements

10. Tax Agent Fees

The easiest deduction

Last year’s accounting fee = deductible this year

How Deductions Increase Your Refund

Example:

  • If you claim $3,000 in deductions
  • Your taxable income reduces
  • You could save $900–$1,100+ depending on your tax rate

This is money you would otherwise lose

Common Mistakes That Trigger ATO Audits

  • Claiming 100% personal expenses
  • No receipts or records
  • Claiming home-to-work travel
  • Guessing WFH expenses

Always keep proper documentation for 5 years

Pre-Lodgement Checklist

Before submitting your return:

  • Follow the 3 golden rules
  • Separate work vs personal use
  • Check WFH method
  • Verify car logbook
  • Include last year’s accountant fee
  • Store all receipts safely

Bottom Line

Tax deductions are one of the most powerful ways to increase your refund — but only if done correctly.

Overclaiming = Audit risk
Underclaiming = Lost money

The key is getting it right.

Talk to Supertax Today

Need help maximising your tax return the right way?

(03) 7074 8818
info@supertax.com.au

https://supertax.com.au/

Suite 1, 7 Bridge St, Werribee VIC 3030

FAQs

What tax deductions can I claim in Australia?

You can claim expenses directly related to earning your income, provided you have proof.

Can I claim deductions without receipts?

Up to $300 total may be claimed without receipts, but you must justify it if asked.

Are tax agent fees deductible?

Yes — fees paid last year are deductible this year.

How long should I keep records?

At least 5 years as per ATO rules.

This article contains general information only and does not take your personal circumstances into account. Tax and superannuation rules change, and some measures discussed may be subject to legislation. Speak with a registered tax agent before acting.

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