Peru, UK tax treaty enters into force
The income and capital gains tax treaty between Peru and the UK entered into force on 21 January 2026. Signed on 20 March 2025, the agreement aims to eliminate double taxation, prevent tax evasion and avoidance, and improve dispute resolution
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New tax treaty between Singapore, Taiwan enters into force
The tax treaty between Singapore and Taiwan for the elimination of double taxation with respect to income taxes and the prevention of tax evasion and avoidance was signed on 31 December 2025 and entered into force on 13 February 2026. It was
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Italy, Kosovo income tax treaty enters into force
The income tax treaty between Italy and Kosovo, signed on 22 June 2021, entered into force on 21 December 2025 and applies from 1 January 2026. This agreement aims to eliminate double taxation on income and prevent tax evasion and avoidance
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Hong Kong, Turkey income tax treaty enters into force
The income tax treaty between Hong Kong and Turkey entered into force on 30 January 2026. The treaty, signed on 24 September 2024, aims to prevent double taxation and promote greater tax cooperation and transparency. The agreement applies to
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Curacao, Cyprus tax treaty enters into force
The Curacao–Cyprus Income Tax Treaty (2025) will enter into force starting 28 February 2026. Signed on 23 April 2025, the agreement is based on the OECD Model Tax Convention (2017 Model). The treaty applies to various taxes, including Cyprus
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Saudi Arabia, Iceland income tax treaty enters into force
The income tax treaty between Iceland and Saudi Arabia entered into force from 1 January 2025. Signed on 4 December 2024, the agreement aims to prevent double taxation and is expected to encourage trade and investment by addressing tax
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Tax treaty between Estonia, Liechtenstein enters into force
Estonia’s Ministry of Finance has confirmed that the income and capital tax treaty between Estonia and Liechtenstein entered into force on 26 December 2025. Signed on 10 July 2025, the agreement seeks to eliminate double taxation and prevent
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Tax treaty between Gabon, Italy enters into force
The income tax treaty between Gabon and Italy, signed on 28 June 1999, entered into force on 19 December 2025. The agreement applies to Gabon’s corporate tax, flat-rate minimum tax, individual income tax, and tax on income from immovable
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New tax treaty between Romania, UK enters into force
A new income and capital tax treaty between Romania and the UK, signed on 13 November 2024, entered into force on 22 December 2025, replacing the 1975 treaty. The agreement covers Romanian income and profit taxes, as well as UK income tax,
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Estonia, Oman income tax treaty enters into force
The income tax treaty between Estonia and Oman entered into force on 24 November 2025. Signed on 27 October 2024, the agreement seeks to prevent double taxation and fiscal evasion between the two nations. Earlier, Estonia published Decision
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Andorra, UK tax treaty enters into force
The income and capital tax treaty between Andorra and the UK entered into force on 22 December 2025. The agreement, signed on 20 February 2025, applies to Andorran corporate income tax, personal income tax, tax on income for fiscal non-residents,
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Azerbaijan releases consolidated text of tax treaty with Bosnia and Herzegovina under BEPS MLI
Azerbaijan's State Tax Service (STS) has released the consolidated versions of its tax treaty with Bosnia and Herzegovina, reflecting the changes introduced by the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base
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Azerbaijan releases consolidated text of tax treaty with Belgium under BEPS MLI
Azerbaijan's State Tax Service (STS) has released the consolidated versions of its tax treaty with Belgium reflecting the changes introduced by the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit
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Azerbaijan releases consolidated text of tax treaty with Austria under BEPS MLI
Azerbaijan's State Tax Service (STS) has released the consolidated versions of its tax treaty with Austria reflecting the changes introduced by the Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit
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Romania, Andorra tax treaty enters into force
The income and capital tax treaty between Andorra and Romania, signed on 27 September 2024, officially entered into force on 11 December 2025. The treaty addresses a range of taxes, including Andorran corporate and personal income taxes, taxes on
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Italy, Libya income tax treaty enters into force
The Italy–Libya income tax treaty of 2009 entered into force on 10 December 2025, following the exchange of ratification instruments, as confirmed by a memorandum of understanding signed in Tripoli on the same day. Signed on 10 June 2009, this
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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
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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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