Quarterly BAS Lodgement: What You Need to Know
- Rauf Hasnan
- Nov 3, 2025
- 1 min read

Running a business in Australia means wearing many hats—but one responsibility you can’t ignore is lodging your Business Activity Statement (BAS) on time. Missing deadlines can lead to penalties, interest charges, and unnecessary stress. Here’s what you need to know to stay compliant and confident.
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✅ What is BAS?
Your BAS is a report to the Australian Taxation Office (ATO) that covers:
Goods and Services Tax (GST)
Pay As You Go (PAYG) withholding and instalments
Other tax obligations
Timely lodgement ensures your business avoids penalties and maintains good standing with the ATO.
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✅ Key Lodgement Dates
For quarterly reporters, BAS is due:
Q1: 28 October
Q2: 28 February
Q3: 28 April
Q4: 28 July
Tip: Lodging through a registered BAS or tax agent may give you extended deadlines.
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✅ How to Prepare
Organise Your Records
Sales and income
Business expenses
Employee wages and superannuation
Bank statements and receipts
Use Cloud Accounting SoftwareTools like Xero or MYOB make BAS preparation easier and more accurate.
Double-Check GST and PAYG. Ensure figures are correct before submission to avoid errors.
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✅ Common Mistakes to Avoid
Missing deadlines
Incorrect GST reporting
Forgetting PAYG instalments
These mistakes can trigger penalties and audits—so stay proactive.
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✅ Need Help?
At ARH Consulting Australia, we take the stress out of BAS lodgement. Our team ensures accuracy, compliance, and timely submissions—so you can focus on growing your business.
Book a consultation today:
📞 (+61) 451 072 305
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