The aim of this meeting, organised in the framework of OECD´s Global Forum on Sustainable Development, was to discuss the key policy conclusions and recommendations emerging from the two-year OECD Horizontal Water Programme. The main findings are integrated in a Synthesis Report. This report will be finalised in light of the discussion at this meeting and launched at the 5th World Water Forum, which will be held in Istanbul, 16-22 March 2009.