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March 07, 2025 By Eryan Haddon

ATO GST Reporting Changes 2025: What Small Businesses Need to Know

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The ATO GST reporting changes for 2025 will impact thousands of small businesses. From 1 April 2025, businesses with a history of late payments, incorrect reporting, or non-lodgment will shift from quarterly to monthly GST reporting requirements.

If your business has struggled with GST compliance, you may soon be required to submit and pay GST every month. This change is part of the ATO compliance initiatives 2025, designed to improve compliance and reduce outstanding GST debts.

Understanding how this affects your cash flow, reporting obligations, and compliance strategy is crucial. Here’s everything you need to know—and how to stay ahead of the changes.

Why the ATO is Moving Businesses to Monthly GST Reporting

The GST reporting cycle changes target businesses with ongoing compliance issues. The ATO’s justified trust program aims to improve tax accuracy, ensure businesses meet their GST obligations, and level the playing field.

Key Reasons for This Change:

  • Better cash flow management: Smaller, more frequent payments reduce the risk of large quarterly bills.
  • Fewer compliance issues: More regular reporting helps businesses stay on track and avoid accumulating large tax debts.
  • Encouraging good business habits: Regular reconciliation prevents GST reporting errors and corrections, making tax time less stressful.

Small businesses that voluntarily switched to monthly GST reporting found it easier to manage their cash flow and meet their GST compliance obligations.

Who Will Be Affected?

The 2025 ATO GST reporting changes affect businesses that have:

  • Missed GST payments or have ongoing debts
  • Lodged late or failed to lodge multiple Business Activity Statements (BAS)
  • Submitted incorrect or inconsistent GST reports

If the ATO moves your business to monthly GST reporting, you must comply for at least 12 months before requesting a return to quarterly reporting.

Not sure if your business is affected? You can check your compliance history via Online Services for Business or speak with a tax professional to assess your standing.

Two professionals discussing information on a tablet over coffee in a business setting.

How to Prepare for ATO’s Monthly GST Reporting Requirements

The transition from quarterly to monthly GST reporting requires careful planning and financial adjustments. Here’s what to do:

1️. Review Your GST Compliance Status
  • Log into Online Services for Business to check your lodgment and payment history.
  • Identify any outstanding errors and correct them before the ATO’s transition period begins in April 2025.
2️. Streamline Your Reporting Processes
  • Use accounting software like Xero or MYOB to automate GST calculations.
  • Set calendar reminders for monthly lodgments to avoid late fees and penalties.
3️. Improve Cash Flow Management
  • Set aside GST funds each month so you're ready when payments are due.
  • If needed, adjust pricing strategies to account for tax obligations in real time.
4️. Seek Professional Support
  • A registered tax agent can help you stay compliant, prepare BAS, and manage payments.
  • The ATO offers payment plans for businesses facing financial difficulties.

 Understanding the ATO’s GST Assurance Programs

The ATO is increasing GST assurance review processes to ensure businesses meet compliance standards. The GST governance and reporting framework will now focus on:

  • GST governance stage ratings to assess risk levels
  • Identifying material uncertain GST positions that may require correction
  • Reviewing supplementary annual GST return submissions for large taxpayers

Staying compliant isn’t just about avoiding penalties—it’s about running a financially sound business.

Steps to Comply with the Supplementary Annual GST Return

For businesses classified under the Top 1,000 taxpayers GST obligations, the supplementary annual GST return is a critical compliance requirement.

  • Ensure accurate data collection: Incorrect or missing details may trigger an ATO review.
  • Lodge on time: Deadlines for the supplementary annual GST return 2025 will be strictly enforced.
  • Verify past lodgments: The ATO cross-checks prior GST activity with supplementary filings.

Need to review your GST assurance rating? Now is the time to ensure compliance before the new ATO measures take effect.

Three businesswomen engaged in a discussion at a meeting table with coffee and notes.

Impact of GST Reporting Changes on Small Business Compliance

These 2025 ATO compliance initiatives will have a significant impact on small businesses. While some may struggle with increased reporting frequency, others will benefit from:

  • Improved cash flow predictability
  • Easier reconciliation with accounting systems
  • Lower risk of non-compliance penalties

Non-compliance could result in further ATO intervention—including audits and potential legal action.

Key Deadlines & Next Steps for Small Businesses

  • March 2025: The ATO will begin notifying businesses affected by the GST reporting cycle changes.
  • 1 April 2025: Businesses must transition to monthly GST reporting.
  • 12-Month Compliance Requirement: Businesses cannot return to quarterly reporting until April 2026 at the earliest.

Ignoring ATO notifications could result in severe penalties. Ensure you're ready and compliant before April 2025.

Final Thoughts: Why Staying GST Compliant is Smart Business

Staying ahead of ATO GST reporting changes 2025 isn’t just about avoiding fines—it’s about building financial stability.

  • More frequent, manageable payments mean better control over cash flow.
  • Fewer compliance issues reduce the risk of costly audits and penalties.
  • Aligning reporting with accounting cycles makes reconciliation smoother.

Trekk Advisory can help you navigate these changes seamlessly. Book a consultation today and stay GST-compliant with confidence.

Additional Resources & Links:

ATO Guide to Monthly GST Reporting

 How to Manage Cash Flow for Monthly GST Payments

 Understanding ATO’s GST Assurance Programs

Stay compliant, reduce stress, and focus on growing your business. We’ll handle the tax headaches for you!

 

About Author

Eryan Haddon

Eryan is an Director of Trekk Advisory and operates from our Townsville and Mount Isa offices. She's been in Public Practice for over 20 years because she loves working with business owners to achieve their version of success - whether its more profit, more cash, more time - It's all about being a part of a team and being able to share those 'F*ck yeah!' moments with her clients when we get results that make a difference. Outside of work, you will probably find her getting ready for a game at the netball courts or touch-field (OR in the car driving her two daughters from one sport to the next). Being active and sharing this with her daughters is something special, and she wouldn't have it any other way. Eryan is all about motivating her team, clients and herself - it's about being strong, confident and humble - so she'll often share little nuggets of wisdom. One of her fave pieces of advice is "Stand up for the things that matter, don't settle, don't apologise for who you are . . . Be f*cking brave" - Lisa Messenger and she loves a motivational podcast to get her going; Oprah's Super Soul, Crappy to Happy!

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