Azerbaijan, UK conclude first round of new tax treaty negotiations
Azerbaijan and the UK held the first round of negotiations in London on a new convention for the avoidance of double taxation and the prevention of fiscal evasion with respect to taxes on income and capital gains, according to a 10 June 2026
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UK: HMRC updates guidance on revised share exchange anti-avoidance rules
UK’s HM Revenue & Customs (HMRC) has published new guidance in its Capital Gains Manual explaining the operation of revised anti-avoidance rules for share exchanges and company reconstructions on 8 June 2026. The guidance, set out in a new
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New Zealand, UK sign new income and capital tax treaty
New Zealand Inland Revenue has announced that a new income and capital tax treaty with the UK was signed on 1 June 2026. The treaty applies to New Zealand income tax and to UK income tax, corporation tax and capital gains tax. According to
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UK: HMRC issues advance tax certainty service manual for major investment projects
The UK’s His Majesty’s Revenue and Customs (HMRC) has published an Advance Tax Certainty Service Manual on 1 June 2026 to support both taxpayers and HMRC staff in operating the new Advance Tax Certainty Service. The manual provides structured
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UK consults on tariff cuts for 125 essentials, mileage rate increase
The UK government has launched a consultation on suspending tariffs on more than 100 everyday essentials and has confirmed an increase in mileage rates for workers using their own vehicles for business use. The package, published by HM Treasury
See MoreUK: HMRC updates DOTAS guidance on disclosure rules, reporting duties, and penalties
The UK HM Revenue & Customs (HMRC) has revised its guidance outlining the statutory requirements for the Disclosure of Tax Avoidance Schemes (DOTAS) regime on 29 May 2026. The Disclosure of Tax Avoidance Schemes (DOTAS) regime is designed to
See MoreUK updates qualifying Pillar Two jurisdictions, domestic top-up tax lists
The UK has updated its list of recognised jurisdictions and taxes under the Pillar Two framework, adding four jurisdictions to its recognised Qualified Domestic Minimum Top-up Tax (QDMTT) and accredited QDMTT safe harbour lists while revising the
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UK: HMRC proposes to make foreign permanent establishment tax exemption mandatory from 2027
The UK HM Revenue & Customs (HMRC) has issued a policy paper outlining proposed changes to the tax treatment of foreign permanent establishments, also known as foreign branches on 21 May 2026. For most companies, it will be mandatory for
See MoreUK cuts VAT on tourist attractions to 5% in summer relief package
The UK announced on 21 May 2026 a temporary reduction in value-added tax (VAT) for tourist attractions and related services from 25 June 2026 to 1 September 2026, aimed at supporting families and the hospitality sector amid rising energy costs
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UK: HMRC launches targeted advance assurance pilot for SME R&D tax relief claims
The UK’s tax authority, His Majesty's Revenue and Customs (HMRC) issued guidance on 18 May 2026 setting out the application process for a new targeted advance assurance scheme for research and development (R&D) tax relief claims. The guidance
See MoreUK: Foreign PE tax exemption to become mandatory from 2027 to block overseas loss relief against profits
The UK government has announced, on 21 May 2026, changes to the taxation of UK-resident companies who conduct part of their business through foreign permanent establishments (PEs). For most companies, it will be mandatory for profits and losses
See MoreUK: HMRC issues transitional guidance on Pillar Two GIR filing, exchange
The UK’s His Majesty’s Revenue and Customs (HMRC) issued new guidance on 19 May 2026 outlining a transitional approach to Global Information Return (GIR) filing and exchange under the OECD’s Pillar Two framework. The guidance follows the
See MoreUK: HMRC consults on draft rules for IHT treatment of unused pension funds
The UK’s His Majesty’s Revenue and Customs (HMRC) has opened a consultation on 18 May 2026 about the draft regulations designed to support the application of inheritance tax (IHT) to unused pension funds. This technical consultation seeks
See MoreUK introduces phased mandatory registration for tax advisers from May 2026
UK’s HM Revenue and Customs (HMRC) has announced the introduction of a mandatory registration requirement for tax advisers, with implementation beginning on 18 May 2026. The new requirement, known as Modernising and Mandating Tax Adviser
See MoreUK: HMRC introduces advance tax certainty service from July 2026
The UK tax authority, His Majesty’s Revenue and Customs (HMRC) has published guidance on 12 May 2026 regarding the Advance Tax Certainty Service, which is scheduled to be launched on 1 July 2026. The Advance Tax Certainty Service is designed to
See MoreUK: HMRC tests Pillar Two reporting ahead of launch
The UK HM Revenue & Customs (HMRC) updated its guidance on “How to report Pillar Two Top-up Taxes” on 14 May 2026, adding details of a testing period for the new information return service ahead of its launch on 19 May 2026. HMRC said the
See MoreUK: HMRC issues letters over BADR lifetime limit breach
The UK HM Revenue & Customs (HMRC) is issuing a second round of letters to taxpayers who claimed Business Asset Disposal Relief (BADR) in their 2024/25 Self Assessment tax return and may have exceeded the GBP 1 million lifetime limit. The
See MoreUK: HMRC updates systems following corporation tax penalty increase
The UK has increased late filing penalties for Corporation Tax (CT) for all returns due on or after 1 April 2026. This measure, originally announced in Budget 2025, is now in effect. HM Revenue & Customs (HMRC) is currently in the process of
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