David's presentation dealt with succession disputes, trustee's fees, intervention in Swiss divorce proceedings, international  assistance and contentious tax disputes – from Swiss taxation of foreign Anstalts, foundations and trusts to tax evasion. He analysed the latest cases, including the eponymous Bastille Trust and the high-profile Castel group case.

STEP Zurich Centre was founded in 1993 as a branch of STEP, the Society of Trust & Estate Practitioners. Its objectives are promoting high professional standards within the profession, providing educational and networking opportunities for its members and contributing to public policy in its specialist field.  Its 544 members include a whole array of qualified professionals from the legal and accounting professions, trustees, managers and practitioners throughout the different areas of the financial services industry in Switzerland and in Liechtenstein.