International treaty

Thailand: tax treaties

Tax treaties and related documents between the UK and Thailand.


1981 Thailand-UK Double Taxation Convention - in force

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


The double taxation convention entered into force on 20 November 1981.

It’s effective in Thailand from 1 January 1981 and in the UK from:

  • 1 January 1981 for Petroleum Tax
  • 1 April 1981 for Corporation Tax and development tax
  • 6 April 1981 for Income Tax and Capital Gains Tax
Published 2 January 2014