Executive summaryThe protocol amending the 2002 tax treaty in force between Taiwan and the United Kingdom (UK) (the Treaty) was signed on 11 August 2021 in London and 19 August 2021 in Taipei. The Taiwan Ministry of Finance issued a press release on 18 November 2021 providing the details of the amendment to the Treaty. The amendment is intended to meet the requirements of the OECD1/G202 Base Erosion and Profit Shifting (BEPS) Actions.The key amendments include a new article incorporating the Principal Purpose Test (PPT), revised definitions (persons covered, taxes covered and residence), updated Mutual Agreement Procedure (MAP) and Exchange of...