Portugal: Council of Ministers approves ratification of tax treaty with UK
Portugal's Council of Ministers approved the ratification of the new income and capital tax treaty with the UK on 11 December 2025. Portugal and the UK signed an income tax treaty on 15 September 2025. The agreement aims to prevent or reduce
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Montenegro: Government adopts multiple draft laws, approves BEPS MLI ratification
The Government of Montenegro adopted a series of draft laws, amendments, and international agreements on 11 December 2025 during a telephone session held without a formal meeting. The Government’s Public Relations Service made the announcement
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UK to regulate Crypto Assets from 2027
Britain will start regulating crypto assets from October 2027, the finance ministry announced on Monday, 15 December 2025. Legislation was set to be introduced in parliament later the same day, extending existing financial rules to crypto
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UK: HMRC updates capital gains manual following budget 2025 changes
The UK tax authority, HM Revenue & Customs (HMRC), on 12 December 2025, released updates to its Capital Gains Manual, providing guidance on measures announced at Budget 2025, effective from 26 November 2025. The updates clarify HMRC’s
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Russia: Government approves budget forecast until 2042
Russia’s government has approved a decree on the Budget Forecast through 2042 on 15 December 2025. The forecast sets out the characteristics and projected values of key federal budget indicators and their expected dynamics. The Budget
See MoreUK issues order to ratify Andorra tax treaty
The UK issued the Double Taxation Relief and International Tax Enforcement (Andorra) Order 2025 on 10 December 2025. This enabled ratification of the income and capital tax treaty with Andorra. Signed on 20 February 2025, the treaty is the first
See MoreUK: HMRC publishes draft guidance on advance tax certainty service
UK’s HM Revenue & Customs (HMRC) published draft guidance on 10 December 2025 setting out the framework for the advance tax certainty service, due to formally launch in July 2026. The guidance reflects the position during the first year of the
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US to reduce Swiss tariffs under new trade deal
The US will reduce tariffs on Swiss goods from 39% to 15% under a new trade framework, the Swiss government announced today. The agreement also includes a commitment by Swiss companies to invest USD 200 billion in the US by 2028. The framework
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Chile: SII publishes circular on MFN clause activation in tax treaties with five countries
Chile’s tax authority (SII) issued Circular No. 65 on 3 December 2025, addressing the activation of Most-Favoured-Nation (MFN) clauses in Chile’s tax treaties with Belgium, New Zealand, Norway, Switzerland, and Uruguay. These clauses are
See MoreSwitzerland: Federal Council consults on VAT amendments
The Swiss Federal Council opened a consultation on amendments to the Value Added Tax Act on 5 December 2025. The changes aim to implement two parliamentary motions: the extension of platform taxation to electronic services (Motion WAK-S 23.3012)
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Andorra, EU protocol to AEOI agreement enters into force
The amending protocol to the Andorra–European Union Automatic Exchange of Information Agreement, signed on 13 October 2025, will come into effect on 1 January 2026. The key measures involve updating the Common Reporting Standard (CRS) to align
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Norway: Parliament approves 2026 budget bill, corporate tax rate unchanged
Norway’s parliament passed the proposed 2026 Budget bill on 5 December 2025. This follows Norway’s government's presentation of its 2026 state and national budget proposals on 15 October 2025. The bill boosts welfare, defence, and climate
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Jordan, Switzerland income tax treaty enters into force
The income tax treaty between Jordan, Switzerland entered into force on 4 December 2025. Signed on 13 December 2023, the agreement aims to prevent double taxation on income and curb tax evasion between Jordan and Switzerland. It applies to
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UK to adopt OECD framework for real estate information exchange
The UK and 24 other jurisdictions have announced their intention to implement the OECD’s latest tax transparency framework for the automatic exchange of information on immovable property (real estate). This announcement was made on 4 December
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UK increases taxable benefits for company cars, vans and fuel for 2026/27
The UK has increased the taxable benefits for company cars, vans, and fuel for the 2026/2027 tax year. The changes are outlined in the Van Benefit and Car and Van Fuel Benefit Order SI 2025/1254, made on 1 December 2025. From 6 April 2026, the
See MoreUK: HMRC publishes guidance on transferring a business out of a company
The UK’s HM Revenue & Customs (HMRC) has published a guidance, on 1 December 2025, for business owners on how to disincorporate a company and continue running its business directly, either as a sole trader or partnership. The guidance also
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UK: Government pushes Pillar One implementation to 2027
The UK government has confirmed that implementation of the OECD’s Pillar One rules will be delayed until 2027, extending its earlier 2024 target as international agreement on the reforms remains out of reach. The decision is detailed in the
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Bosnia and Herzegovina updates withholding tax rules, introduces new compliance forms for 2026
The Federation of Bosnia and Herzegovina has introduced updated withholding tax legislation, effective 1 January 2026, aimed at clarifying taxpayer obligations and strengthening reporting requirements. The amendments refine the definition of a
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