CMS Prism in association with CMS specialises in all aspects of revenue law, including tax advisory, transactional tax, and tax controversy matters, with a significant cross-border element. It represents clients at all levels of the dispute resolution process, including before the Supreme Court of Mauritius and the Judicial Committee of the Privy Council. The firm’s expertise is consistently sought out for high-profile tax litigation cases on complex cross-border matters, including transfer pricing cases. In addition to domestic and international tax planning, the firm has a strong private wealth practice. It helps (ultra) high-net-worth individuals, business owners and family offices to structure their affairs in a tax-efficient and compliant manner. The firm’s founder, Johanne Hague, has appeared as expert witness in Mauritius tax laws before the UK’s First Tier (Tax) Tribunal and regularly lectures on Tax issues at both local and international level (notably at the International Bureau of Fiscal Documentation).