This paper assesses key provisions of the ATT by first back-grounding its origins and contested formulation before assessing its transfer, prohibition and national control provisions, Introduction The Arms Trade Treaty (ATT) was adopted by vote at the United Nations (UN) General Assembly in April 2013 and opened for signatures two months later. It was approved by 154 states (later revised to 156), three against (Iran, Syria and North Korea), its 23 abstentions including some of the world’s key arms exporters and manufacturers (China, Russia, India) and leading arms buyers (Egypt, India, Saudi Arabia and Indonesia). The treaty formally enters into force on December 24 2014 having received its requisite fiftieth ratification (including Aust...