This paper, commissioned by the Office of the UN Special Envoy for Tsunami Recovery, is one of a range of studies designed to contribute to lesson learning within the humanitarian reform agenda. It is a review of how equity has been handled in the post-tsunami context, using the Sri Lankan experience as a case study. Through qualitative and quantitative evidence, it identifies: Patterns of inequity by comparing the assistance provided to tsunami and conflict affected communities;Disparities in the assistance provided within the tsunami Internally Displaced Person (IDP) group itself.