(1) GUNFLEET SANDS LIMITED (2) GUNFLEET SANDS II LIMITED (3) WALNEY (UK) OFFSHORE WINDFARMS LIMITED (4) ORSTED WEST OF DUDDON SANDS (UK) LIMITED v THE COMMISSIONERS FOR HIS MAJESTY’S REVENUE AND CUSTOMS [2023] UKUT 00260 (TCC)
Upper Tribunal Tax and Chancery decision of Judge Swami Raghavan and Judge Tracey Bowler on 26 October 2023
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CORPORATION TAX – s11 Capital Allowances Act 2001 – taxpayers designed and constructed offshore windfarms – FTT entitled to hold wind turbines and cables together were single item of plant – HMRC’s appeal dismissed – whether expenditure on environmental and technical studies qualified for allowance as expenditure “on provision of plant” – no – jurisdiction of the tribunal where HMRC had made the wrong amendment to a return – when an amount in a tax return is conclusively determined – Schedule 18 Finance Act 1998