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

GST Calculator AU

Terms of Service

Last updated: August 7, 2026

Welcome to GSTCalculatorAU.com.

These Terms of Service govern your access to and use of GSTCalculatorAU.com, including our GST calculators, tools, articles, guides, examples, and other content made available through the website.

By accessing or using GSTCalculatorAU.com, you agree to these Terms of Service. If you do not agree with these Terms, please discontinue use of the website.

1. About GSTCalculatorAU.com

GSTCalculatorAU.com is an independent website providing Australian Goods and Services Tax calculation tools, educational information, examples, and related resources.

The website is intended to help users perform common GST calculations and better understand general GST concepts.

GSTCalculatorAU.com is not the Australian Taxation Office (ATO) and is not affiliated with, operated by, sponsored by, approved by, or endorsed by the Australian Government, the ATO, ASIC, or any other government department or agency.

2. General Information Only

The information available on GSTCalculatorAU.com is provided for general informational and educational purposes.

Nothing on this website constitutes:

  • tax advice;
  • accounting advice;
  • financial advice;
  • legal advice;
  • business advice; or
  • professional advice specific to your circumstances.

You should not rely solely on this website when making tax, accounting, financial, legal, or business decisions.

For official Australian GST information, consult the Australian Taxation Office. For advice relating to your circumstances, consider consulting an appropriately qualified accountant, registered tax agent, lawyer, or other professional.

3. Use of Our GST Calculators

GSTCalculatorAU.com provides calculators designed to perform mathematical operations based on information entered by users.

Calculator results are provided for convenience only.

You acknowledge that the correct GST treatment of a transaction may depend on factors that cannot be determined by a simple calculator, including:

  • whether a sale is taxable;
  • whether a sale is GST-free;
  • whether a transaction is input taxed;
  • whether the seller is registered or required to be registered for GST;
  • the nature of the goods or services;
  • the location and circumstances of the transaction;
  • special GST rules applicable to particular industries or transactions; and
  • current Australian tax law.

The ATO distinguishes between taxable, GST-free, and input-taxed sales, and different GST consequences can apply to each category.

GSTCalculatorAU.com does not determine the legal GST classification of a transaction.

You remain responsible for verifying whether GST applies to a transaction before relying on any calculation.

4. No Guarantee of Calculator Results

We aim to make our calculators accurate and easy to use. However, we do not guarantee that every calculator result will be correct or appropriate for every circumstance.

Results can be affected by factors including:

  • incorrect user input;
  • rounding;
  • GST-inclusive versus GST-exclusive amounts;
  • special GST rules;
  • GST-free or input-taxed transactions;
  • changes to Australian tax law;
  • software errors; or
  • technical problems.

You should independently review calculations used for invoices, contracts, accounting records, Business Activity Statements, tax returns, financial reports, or other important purposes.

5. Acceptable Use

You may use GSTCalculatorAU.com for lawful personal, educational, professional, and business purposes.

You agree not to:

  • use the website for any unlawful or fraudulent purpose;
  • attempt to interfere with the operation or security of the website;
  • introduce viruses, malware, malicious scripts, or other harmful code;
  • attempt to gain unauthorised access to our servers, systems, databases, or administrative areas;
  • conduct automated scraping that places an unreasonable burden on the website;
  • bypass technical restrictions or security measures;
  • impersonate GSTCalculatorAU.com or falsely claim an association with us;
  • reproduce substantial parts of the website to create a competing copy or service without permission; or
  • use the website in a way that infringes the rights of another person.

Normal search-engine indexing and reasonable linking to publicly available pages are permitted.

6. Intellectual Property

Unless otherwise stated, the original content and materials published on GSTCalculatorAU.com, including website text, calculator interfaces, graphics, branding, layouts, code, and original educational material, are owned by or licensed to GSTCalculatorAU.com and may be protected by applicable copyright, trademark, and other intellectual property laws.

You may:

  • access the website for personal or business reference;
  • use calculator results for your own lawful purposes;
  • quote reasonable portions of our articles with appropriate attribution; and
  • link to publicly accessible pages on GSTCalculatorAU.com.

You may not reproduce, republish, sell, systematically copy, or commercially redistribute substantial portions of our original website content without prior permission, except where otherwise permitted by law.

Government publications, legislation, third-party trademarks, and other third-party materials remain the property of their respective owners.

7. User Responsibility

You are responsible for:

  • ensuring information entered into our calculators is correct;
  • determining whether a transaction is subject to GST;
  • maintaining appropriate tax and accounting records;
  • checking current ATO requirements;
  • complying with applicable Australian tax laws; and
  • seeking professional advice where appropriate.

Using GSTCalculatorAU.com does not transfer responsibility for your tax obligations to us.

8. No Accountant-Client or Professional Relationship

Your use of GSTCalculatorAU.com does not create an accountant-client, tax agent-client, financial adviser-client, lawyer-client, consultant-client, or other professional relationship between you and GSTCalculatorAU.com.

Receiving a calculator result, reading an article, submitting a general enquiry, or communicating with the website does not create such a relationship.

GSTCalculatorAU.com may link to external websites, including:

  • the Australian Taxation Office;
  • Australian Government websites;
  • legislation databases;
  • accounting or business resources; and
  • other third-party services.

External links are provided for convenience and informational purposes.

We do not control third-party websites and cannot guarantee their availability, accuracy, security, content, or privacy practices.

A link from GSTCalculatorAU.com to another website does not necessarily constitute endorsement, partnership, sponsorship, or approval.

When you leave our website, the terms and privacy policies of the third-party website apply.

10. Website Availability

We aim to keep GSTCalculatorAU.com accessible and functional, but continuous availability cannot be guaranteed.

The website or particular features may occasionally be unavailable because of:

  • maintenance;
  • upgrades;
  • hosting interruptions;
  • network problems;
  • software errors;
  • cyber incidents; or
  • circumstances outside our reasonable control.

We may modify, improve, replace, or discontinue website features where reasonably necessary.

11. Accuracy and Updates

We make reasonable efforts to provide useful and accurate information, but taxation rules and government guidance can change.

Content published on GSTCalculatorAU.com may therefore become outdated.

Publication dates and update dates may be displayed on some pages to help users assess the currency of information.

You should verify important GST information against current ATO or Australian Government guidance before acting on it.

12. Limitation of Liability

To the maximum extent permitted by applicable law, GSTCalculatorAU.com and its owners, operators, contributors, and service providers will not be liable for loss or damage arising solely from reliance on calculator results or general informational content where the loss results from circumstances outside our reasonable control, incorrect information supplied by the user, or use of the website contrary to these Terms.

This may include, where permitted by law:

  • incorrect calculations caused by incorrect user input;
  • business losses;
  • loss of profits;
  • tax penalties resulting from information independently submitted to a tax authority;
  • missed GST credits;
  • incorrect invoicing decisions;
  • reliance on outdated information; or
  • interruption of website availability.

However, nothing in these Terms excludes, restricts, or modifies any consumer guarantee, statutory right, remedy, or other protection that cannot lawfully be excluded, restricted, or modified under the Australian Consumer Law or other applicable legislation.

Australian consumer guarantees are automatic and cannot be removed merely through contractual terms.

13. No Warranties Beyond Applicable Law

GSTCalculatorAU.com is provided on an as-available basis.

To the extent permitted by law, we do not make additional guarantees that:

  • the website will always be available;
  • every page will always be error-free;
  • every calculation will be suitable for every tax situation;
  • content will always reflect the most recent tax rule immediately after a change occurs; or
  • external websites linked from GSTCalculatorAU.com will remain available.

Nothing in this section is intended to limit rights that cannot legally be excluded under applicable Australian law.

14. Advertising, Affiliates, and Commercial Relationships

GSTCalculatorAU.com may display advertising or contain links associated with commercial partnerships or affiliate programs.

Where appropriate, commercial relationships may be disclosed.

The presence of advertising does not mean that an advertiser controls our GST calculator results or editorial content.

Third-party advertisers and service providers may operate under their own terms and privacy policies.

15. Privacy

Your use of GSTCalculatorAU.com may also be governed by our Privacy Policy, which explains how information may be collected, used, stored, or processed when you interact with the website.

You should review the Privacy Policy together with these Terms of Service.

16. Changes to the Website

We may periodically update:

  • calculators;
  • formulas;
  • articles;
  • website functionality;
  • design;
  • navigation; or
  • other website features.

Changes may be made to improve accuracy, security, performance, usability, or compliance with applicable requirements.

17. Changes to These Terms

We may update these Terms of Service when reasonably necessary to reflect changes in:

  • website functionality;
  • applicable laws;
  • business practices;
  • security requirements; or
  • the services we provide.

The latest version will be published on this page with an updated Last updated date.

Where a change materially affects existing users’ rights or obligations and notification is reasonably practicable, we may provide additional notice.

Your continued use of the website after updated Terms become effective constitutes acceptance of those Terms to the extent permitted by applicable law.

Australian law contains protections against unfair terms in standard-form consumer and small-business contracts, and only a court can ultimately determine whether a particular contractual term is unfair.

18. Termination or Restriction of Access

We may restrict or terminate access to the website where reasonably necessary, including where a user:

  • attempts to compromise website security;
  • conducts malicious automated activity;
  • deliberately disrupts the website;
  • infringes intellectual property rights;
  • engages in unlawful conduct; or
  • materially breaches these Terms.

Nothing in this section limits any rights available to users under applicable law.

19. Severability

If any provision of these Terms is found by a court or other competent authority to be invalid, unlawful, or unenforceable, that provision will be interpreted or removed to the minimum extent necessary.

The remaining provisions will continue to apply where they can operate independently.

20. No Waiver

If we do not immediately enforce a provision of these Terms, this does not necessarily mean that we have waived our right to enforce that provision later.

21. Governing Law

These Terms are governed by applicable laws of Australia and, where relevant, the laws of the Australian state or territory having jurisdiction over the website operator and the relevant dispute.

Nothing in these Terms prevents a consumer from exercising any rights regarding jurisdiction or dispute resolution that cannot lawfully be excluded.

22. Contact Us

If you have questions about these Terms of Service, believe content on GSTCalculatorAU.com contains an error, or would like to report an issue with one of our tools, please contact us through our Contact Us page.

For questions about your own Australian GST obligations, you should consult the Australian Taxation Office (ATO) or an appropriately qualified tax professional.

GSTCalculatorAU.com — Simple, independent Australian GST calculation tools and information.