Bookkeeping & Payroll
BAS preparation & lodgement
Your business activity statement (BAS) reports GST, PAYG withholding and other taxes to the ATO. Business Mantra Accountants and My Biz Books prepare, check and lodge it on time, monthly, quarterly or yearly.
Delivered by
Business Mantra Accountants
Chartered accountants and business advisors
With help from My Biz Books
On this page
Who it’s for
GST-registered businesses
Businesses that must report GST.
Employers
Businesses that withhold tax from employees’ pay.
Busy owners
Owners who want BAS taken off their hands.
What’s included
Reconciliation
Checking your books before the BAS is prepared.
GST and PAYG
Calculating GST, PAYG withholding and instalments.
Lodgement
Lodging on time and telling you what to pay.
Questions answered
Explaining the figures and any changes.
How it works
Books up to date
Your transactions for the period are recorded and reconciled.
Prepare
The BAS is prepared and checked.
Approve
You approve the figures.
Lodge
The BAS is lodged and the amount due confirmed.
Good to know
Registered agents
Only registered BAS or tax agents can charge a fee to prepare and lodge a BAS. You can check any agent on the Tax Practitioners Board register.
Due dates
Due dates depend on whether you report monthly, quarterly or yearly. Registered agents may have later dates for some periods.
Questions
Can’t find your answer? Ask us and we’ll pass your question to the right business.
Answers are general information, not personal advice.
Reviewed by a registered tax or BAS agent at Business Mantra Accountants · Last updated 6 October 2026
Insights
Guides from the group’s specialists
Bookkeeping & Payroll
Streamlining Bookkeeping and BAS Compliance: The Essential Checklist for Australian SMEs
A simple daily, weekly and monthly routine that keeps your books current, with the quarterly BAS due dates and what Payday Super changed from 1 July 2026.
My Biz Books · 4 min read
Important information
General information only: it does not take your personal circumstances into account.
Services described here may be subject to eligibility, professional registration or licensing requirements. Confirm the relevant scope and documents directly with Business Mantra Accountants, My Biz Books before proceeding.
Next step
Ready to talk aboutBAS preparation & lodgement?
Tell us a little about your situation and we’ll pass it to the Business Mantra Accountants team.
