Why this matters: The ruling allows Labour’s inheritance tax reforms affecting farms and family businesses to remain in force. Date: 12 May 2026 Tags: Politics, Farming, Tax, UK Summary: Farmers lost a High Court challenge against Labour’s inheritance tax reforms. Thomas Martin and campaigners brought the case against the Treasury and HMRC. Claimants argued ministers failed to properly consult affected groups before introducing the reforms. The legal challenge did not seek to