An overview of worldwide emission control policies and technologies has been presented at an international workshop in Hong Kong, China (14 to 16 December 2016). IMO’s Heike Deggim outlined the current regulations and recent work in the Marine Environment Protection Committee to an audience of government officials, international shipping industry representatives, academics and environmental non-governmental organizations. The presentation covered IMO regulations to control air pollution emissions from ships, including SOx and NOx, and energy efficiency requirements, aimed at cutting CO2 emissions from international shipping. The Motor Vehicle/Vessel Emission Control (MoVE2016) Workshop was jointly organized by the Ministry of Environmental Protection, the People’s Republic of China; the Environmental Protection Department, Hong Kong, China; and the Hong Kong Polytechnic University.