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BAS Essentials

Activity Statements, GST and PAYG made simple — with real-world examples for small-business owners. Work through the modules in order, or jump to the one you need.

General information only — not tax, super or financial advice.

Modules

  • Activity Statement fundamentals

    10 lessons


    New to Activity Statements? What they are, who lodges them, the types, reporting periods, due dates and labels.

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  • GST

    12 lessons


    GST from the ground up — registering, taxable/GST-free/input-taxed sales, claiming credits, tax invoices, accounting methods and adjustments.

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  • Completing a BAS

    12 lessons


    Every label explained, one at a time — G1 total sales through the GST, PAYG withholding and PAYG instalment boxes.

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  • PAYG obligations

    10 lessons


    PAYG withholding and PAYG instalments on your statement — reporting wages and tax withheld, no-ABN withholding, corrections and reconciling.

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  • Lodging an Activity Statement

    10 lessons


    The full lodgment path — preparing, checking, lodging, revising, paying, refunds, deferrals, using an agent, and record-keeping.

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  • Simpler BAS

    8 lessons


    The simplified GST reporting most small businesses use — who's eligible, the reduced G1/1A/1B labels, and changing methods.

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  • How your statement reaches the ATO

    12 lessons


    The behind-the-scenes journey in plain English — getting your statement, the checks it passes, sending it, who can lodge, and what comes back.

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  • STP & Activity Statements

    10 lessons


    Why your BAS pre-fills W1 and W2 from payroll — and why the figures may not match, with real-world fixes.

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  • Revisions & corrections

    10 lessons


    How to fix a BAS mistake — correcting on a later statement vs revising the original, the ATO's limits, and common scenarios.

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  • Activity Statement troubleshooting

    10 lessons


    When something goes wrong — errors before you lodge, rejected lodgments, missing statements, wrong periods, pre-fill gaps and payment mismatches — with calm, step-by-step fixes.

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