UK-Japan: Protocol to existing treaty enters into force very soon

The UK’s HMRC has issued draft regulations on the carbon border adjustment mechanism (CBAM) on 9 April 2026. The draft covers the administration of the tax, including emissions, as well as the monitoring and verification of emissions data. This

UK’s HMRC has issued updated guidance on the foreign income and gains (FIG) regime on 6 April 2026, setting out eligibility criteria, claim procedures, qualifying income and gains, and the implications for tax allowances. Background: FIG

Japan and France have agreed to boost cooperation on rare earth supply chains to reduce reliance on China. The announcement came during French President Emmanuel Macron’s visit to Japan for talks with Prime Minister Sanae Takaichi. Under the

The UK’s Financial Reporting Council (FRC) announced it has published guidance for audit firms on using generative and agentic AI tools in audit engagements on 30 March 2026. The guidance sets out how firms can mitigate risks to audit quality

Japan’s National Diet approved the 2026 tax reform legislation on 31 March 2026, which has been published in the Official Gazette. The measures reflect proposals released in December 2025 and January 2026, covering income, corporate,

Estonia’s government approved the signing of the income and capital tax treaty with the UK on 19 March 2026. The updated treaty is structured to comply with current international norms, in accordance with the OECD/G20 Base Erosion and Profit