Mark Richdon is tax director at Bishop Fleming. He can be contacted by email: mrichdon@bishopfleming.co.uk or tel: 0117 9100250. This article is for general guidance only and does not constitute formal tax or legal advice. Practitioners should refer to FRS 102 (effective 1 January 2026), CTA 2009, CAA 2001 and HMRC guidance for authoritative interpretation. Bishop Fleming won the award for best tax practice in a regional firm at the 2025 Tolley’s Taxation Awards.