Law Commons^™

Science has recently become increasingly salient in various fields of international law. In particular, the WTO Sanitary and Phytosanitary (SPS) Agreement stipulates that a regulating state must provide scientific justification for its food safety measures. Paradoxically, however, this ostensibly neutral reference to science tends to complicate treaty interpretation. It tends to take treaty interpretation beyond a conventional methodology under the Vienna Convention on the Law of Treaties, which is primarily concerned with clarifying and articulating the treaty text. The two decades old transatlantic trade dispute over hormone-treated beef is a case in point. This article demonstrates that beneath the controversy …