Independent Australian GST reference — not affiliated with the ATO or Australian Government

GST Calculator AU

Contact Us

Thank you for visiting GSTCalculatorAU.com.

We created this website to provide simple, practical GST calculators and easy-to-understand information about Goods and Services Tax in Australia.

If you have a question about the website, notice an error, have an idea for a new calculator, or would like to suggest an improvement, we would be happy to hear from you.

Get in Touch

For general website enquiries, please contact us:

    When contacting us, please include enough information for us to understand your enquiry. If you are reporting a problem with one of our GST calculators, it can be helpful to include:

    • the calculator or page you were using;
    • the amount you entered;
    • the result you expected;
    • the result you received; and
    • a brief description of the issue.

    Please do not send sensitive financial information, Tax File Numbers, passwords, bank details, identity documents, or other confidential personal information.

    Calculator Feedback

    Accuracy and usability are important to GSTCalculatorAU.com.

    If you believe one of our calculators is producing an incorrect result, please let us know.

    Examples of useful feedback include:

    • incorrect GST-inclusive calculations;
    • incorrect GST-exclusive calculations;
    • rounding issues;
    • confusing instructions;
    • mobile display problems;
    • broken features; or
    • accessibility issues.

    When appropriate, we will review reported problems and update our tools.

    Report an Error or Outdated Information

    Australian GST rules, thresholds, terminology, and government guidance may change over time.

    Although we aim to keep our educational content accurate and current, errors or outdated information may occasionally appear.

    If you find information that you believe is inaccurate or no longer current, please contact us and provide:

    • the URL of the page;
    • the information you believe needs correction;
    • the reason you believe it is incorrect; and
    • an authoritative source, where available.

    Official sources such as the Australian Taxation Office and Australian Government websites are particularly helpful when submitting corrections.

    Suggest a Tool or Topic

    Have an idea that could make GST calculations easier?

    We welcome suggestions for new tools, calculators, guides, and educational resources.

    Possible topics may include:

    • GST-inclusive price calculations;
    • GST-exclusive price calculations;
    • GST amount calculations;
    • invoice calculations;
    • GST for sole traders;
    • GST for freelancers and contractors;
    • GST registration;
    • GST credits;
    • Business Activity Statements;
    • GST terminology; and
    • practical GST examples.

    We cannot guarantee that every suggestion will be implemented, but user feedback can help guide future improvements to GSTCalculatorAU.com.

    Editorial and Business Enquiries

    For editorial enquiries, content corrections, advertising enquiries, partnerships, or other business-related matters, please contact us using the email address above.

    Please clearly identify the purpose of your message so it can be reviewed appropriately.

    Unsolicited bulk marketing, automated outreach, and irrelevant promotional messages may not receive a response.

    Questions About Your GST or Tax Situation

    GSTCalculatorAU.com cannot provide personalised tax, accounting, financial, or legal advice.

    Please do not send us personal tax records or ask us to determine your GST liability, GST registration requirements, eligibility for GST credits, Business Activity Statement obligations, or other matters requiring professional assessment of your individual circumstances.

    For official information about Australian GST and taxation matters, contact the Australian Taxation Office (ATO) or visit the official ATO website.

    Businesses may also consider seeking advice from a registered tax agent, accountant, or other appropriately qualified professional.

    We Are Not the ATO

    Please note that GSTCalculatorAU.com is an independent website.

    We are not the Australian Taxation Office, and we are not affiliated with, operated by, sponsored by, approved by, or endorsed by the ATO, Australian Government, ASIC, or any other government agency.

    If your enquiry relates to your tax account, GST registration, Business Activity Statement, tax debt, refund, ATO correspondence, or another official taxation matter, you should contact the ATO directly.

    Response Times

    We aim to review legitimate website enquiries within a reasonable period, but we cannot guarantee a specific response time.

    Some messages may not receive an individual response, particularly requests for personalised tax advice, spam, bulk marketing messages, or enquiries outside the scope of GSTCalculatorAU.com.

    Privacy

    Information you provide when contacting us will be handled in accordance with our Privacy Policy.

    Please avoid including confidential or sensitive information unless it is genuinely necessary for your website-related enquiry.

    Contact GSTCalculatorAU.com

    Website: GSTCalculatorAU.com
    Email: [your contact email]

    We appreciate your feedback and suggestions as we continue improving GSTCalculatorAU.com as a practical resource for Australian GST calculations.

    GSTCalculatorAU.com — Simple Australian GST calculations without the confusion.