​The 4th Training Workshop on Emission Inventory Preparation, held in New Delhi, India on 16-17 November 2010, was participated by technicians from the government agencies of the Malé Declaration countries (Bangladesh, Bhutan, Iran, India, Maldives, Nepal, Pakistan and Sri Lanka), as well as representatives from SEI-Y and UNEP RRC.AP. This training provided hands on experience in the compilation of emission inventory and development of integrated assessment. The training group agreed to upgrade their national emission inventories with 2005 data. The quality of the emission inventories being produced by the Malé Declaration is improving in each phase.