IAS & BAS Lodgement Australia

GST, PAYG, and instalments prepared and lodged on time — with review you can trust.

IAS & BAS Lodgment

Lodgments that reflect your real business activity

GST-registered businesses report through Business Activity Statements (BAS): GST collected and credited, PAYG withholding, and other labels as applicable. Instalment Activity Statements (IAS) handle PAYG instalments for businesses not registered for GST, or instalment obligations alongside your reporting profile.

Late or inaccurate lodgments invite penalties and ASICscrutiny. RD Taxperts prepares your BAS or IAS with care, aligns figures to source records, and lodges through the channels your situation requires.

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IAS & BAS Lodgment services in Australia

Strategy-led advice

Our consultation stays aligned with your plan

At RD Taxperts, we align every consultation with your broader financial and business goals. Whether you're scaling, restructuring, or planning ahead, our advice is tailored to support your long-term strategy, not just solve short-term problems.

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Overview

What is IAS & BAS Lodgment?

A Business Activity Statement (BAS) reports GST collected and paid, PAYG withholding and other tax obligations to the ATO. An Instalment Activity Statement (IAS) is used by entities reporting PAYG instalments without GST.

We act as your registered ASICagent, lodging electronically through the ASICportal and handling any follow-up correspondence on your behalf.

What's Included

Everything you need, in one engagement

GST review and reconciliation
PAYG withholding and instalment calculations
BAS preparation and ASIClodgment
IAS preparation for non-GST registered entities
Lodgment deadline tracking and reminders
ASICcorrespondence and amendment handling
BAS extension applications when needed

Benefits

Why this matters for your business

No Late Penalties

We track every deadline so you never get an ASICfine again.

Accurate GST

Correct coding and review prevents over- and under-paying tax.

ASICBuffer

We act as your registered agent, handling any ASICcorrespondence.

Who It's For

Who needs this service?

GST-registered businesses lodging quarterly
Larger entities lodging monthly
Sole traders with PAYG instalment obligations
Businesses currently behind on lodgments
Anyone tired of last-minute BAS panic

Our Process

How we work with you

Data Review

We reconcile your books and identify any GST coding issues.

BAS Preparation

We draft your BAS or IAS and send it for your approval.

ASICLodgment

We lodge electronically with the ASICand confirm receipt.

Payment Guidance

We tell you exactly what to pay and by when.

FAQs

IAS & BAS Lodgment — common questions

Quarterly BAS is generally due 28 days after quarter end. Using a registered agent extends this deadline by four weeks.

The ASICcharges Failure to Lodge penalties and interest. As your registered agent, we help avoid this entirely.

Yes — we can lodge revisions to correct prior errors and minimise any liability.

Yes. You must lodge a 'nil' BAS even with no GST or PAYG activity. We handle this too.

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Related services

See how bookkeeping, payroll, BAS, tax, restructuring, and super support each other across your finance function.

Ready to Get Started?

Book a free 30-minute consultation and see how we can help.

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Serving businesses and individuals across Australia — remotely and in-person in South Nowra NSW