Back to login

Terms of Use

Last updated: 23 June 2026

1. Website Use

These Terms of Use govern your access to and use of the OneSixth website, operated by Option To VAT Limited (company number 15668306; VAT registration number 523 3658 94; ICO registration number ZC197273, registered in England & Wales). By using this website, you accept these terms in full. If you disagree with any part, you must not use the website.

2. Access

Access to the website is provided on a temporary basis. We reserve the right to withdraw or modify the Service without notice. We will not be liable if the website is unavailable at any time.

3. Accuracy of Information

While we endeavour to ensure the information on this website is correct, we do not warrant its completeness or accuracy. The Service performs margin VAT, TOMS and partial exemption calculations based on data from your connected accounting platform (Xero, QuickBooks Online, Sage or FreeAgent). You are responsible for verifying all outputs before submission to HMRC.

4. Prohibited Uses

You must not use this website:

  • In any way that breaches UK or international law or regulation
  • In any way that is fraudulent or has a fraudulent purpose
  • To transmit unsolicited or unauthorised advertising material
  • To knowingly transmit any data containing viruses or malicious code

5. Third-Party Links

This website may contain links to third-party websites (including your connected accounting platforms). We have no control over and accept no responsibility for the content or privacy practices of third-party sites.

6. Liability

Nothing in these Terms of Use excludes or limits our liability for death or personal injury arising from negligence, fraud, or any other liability that cannot be excluded under English law.

7. Governing Law

These Terms of Use are governed by English law. Disputes shall be subject to the exclusive jurisdiction of the courts of England and Wales.

8. Contact

For questions about these Terms of Use, contact us at support@onesixth.app.

© 2026 Option To VAT Limited. All rights reserved.