[2026] UKUT 00025 (TCC) HMRC v The Boston Consulting Group UK LLP and others Holden v HMRC
Upper Tribunal Tax and Chancery Decision of Mr Justice Thompsell and Judge Redston on 20 January 2026
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INCOME TAX AND CAPITAL GAINS TAX – Limited Liability Partnership - whether amounts identified as “capital interests” were income or capital – if income, whether within Condition X and/or Condition Y of the mixed member partnership rules at ITTOIA s 850C –whether miscellaneous income under ITTOIA s 687 – if capital, whether within the occupational income rules – various procedural issues including considering the meaning and application of the statutory phrase ”on behalf of“ together with the requirement that carelessness cause the loss of tax