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HMRC internal manual

Oil Taxation Manual

HM Revenue & Customs
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Decommissioning and abandonment: general decommissioning expenditure: meaning of ring fence trade


A ring fence trade is treated as a separate activity and ring fence trade means activities that fall within the definition of oil related activities at ITTOIA2005\S16(2) or CTA210\S279 and constitute a separate trade (see OT21000).