The first edition of the SIAC Investment Arbitration Rules (the SIAC IA Rules) was released on 30 December 2016 and came into force on 1 January 2017. In releasing the SIAC IA Rules, SIAC has become the first commercial arbitration institution in Asia to release a set of rules customised for international investment arbitration. To mark the occasion we provide this client briefing on the key features of the new rules.