UK: HMRC updates guidance on foreign income and gains regime (FIG)
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
See MoreUK: Financial Reporting Council issues guidance on generative, agentic AI in audits
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
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Estonia: Government approves signing of income tax treaty with UK
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
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UK: HMRC issues guidance on tax adviser sanctionable conduct
The UK’s HM Revenue & Customs (HMRC) has published guidance on handling tax adviser sanctionable conduct, effective from 16 March 2026. From 1 April 2026, HMRC can take stronger action against advisers who deliberately contribute to tax
See MoreUK: HMRC proposes broader digital tax reporting under MTD
UK’s His Majesty’s Revenue and Customs (HMRC) has introduced regulations requiring the use of compatible software to submit information on business and property income and to maintain associated records. This information will be used to
See MoreUK: HMRC updates CbC reporting guidance
UK’s His Majesty's Revenue and Customs (HMRC) updated its country-by-country reporting (CbCR) guidance on 17 March 2026, clarifying which entities must report, how to register and submit reports, and the process for agents seeking
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UK: Finance Act 2026 receives Royal Assent
The UK’s Finance (No. 2) Bill 2025-26 was granted Royal Assent on 18 March 2026 and has now been enacted as the Finance Act 2026, introducing measures across income, corporate, and inheritance taxes, environmental levies, and tax
See MoreUK: HMRC consults close company participator reporting
The UK’s HM Revenue & Customs (HMRC) has initiated a public consultation on proposed rules for reporting transactions between close companies and their participators on 19 March 2026. This consultation seeks views on proposals to introduce
See MoreUK: HMRC consults business systems integration to simplify record-keeping
The UK tax authority (HMRC) launched a consultation on 12 March 2026, inviting input on business systems integration and ways to simplify record-keeping for businesses. The purpose of the consultation is to gather insights from businesses,
See MoreUK expands CCL exemptions for hydrogen, soda production
The UK has amended its Climate Change Levy (CCL) rules with the introduction of the Climate Change Levy (Fuel Use and Recycling Processes) (Amendment) Regulations 2026, made on 11 March 2026 and effective from 12 March 2026. The regulations
See MoreUK: HMRC consults expansion of Uncertain Tax Treatment (UTT) regime
The UK’s HM Revenue & Customs (HMRC) initiated a public consultation, on 12 March 2026, regarding the expansion and improvement of the Uncertain Tax Treatment (UTT) regime, under which large in-scope taxpayers must inform HMRC of any uncertain
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UK: HMRC consults standardised corporation tax computations
The UK tax authority, HM Revenue & Customs (HMRC) has initiated a consultation on 10 March 2026 regarding the updates and standardisation of the format of UK corporation tax computations. The government is introducing prescribed formats for
See MoreUK to abolish shadow advance corporate tax system in April 2026
The UK government will abolish the shadow Advance Corporation Tax (ACT) system from April 2026, streamlining the way businesses can use their existing ACT balances. Shadow Advance Corporation Tax (Shadow ACT) is a UK notional tax mechanism
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UK: Cultural Tax Reliefs Impact Review
On 18 February 2026 the Arts Council England published a review of the impact of the UK’s cultural tax reliefs. The cultural tax reliefs (CTR) are the theatre tax relief; orchestra tax relief; and the museums and galleries exhibition tax relief.
See MoreUK: HMRC updates guidance on qualified IIR, QDMTT jurisdictions
UK’s Tax Authority, HM Revenue & Customs (HMRC) has issued an updated notice specifying jurisdictions with a qualified income inclusion rule (IIR) and/or a qualifying domestic top-up tax (QDMTT) that meets safe harbour standards. The
See MoreUK: HMRC publishes guidance on registration rules for tax advisers
UK HMRC published guidance on 17 February 2026, Check if and when you need to register as a tax adviser with HMRC, together with the related guidance Check if you meet HMRC's conditions to register as a tax adviser. Check if and when you need to
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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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J5 warns OTC crypto desks and processors enable tax evasion, money laundering
The Joint Chiefs of Global Tax Enforcement (J5) published two law enforcement advisories on 11 February 2026 that detail how over-the-counter (OTC) cryptocurrency trading desks and cryptocurrency payment processors may be used to obfuscate and move
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