This report describes injury mortality in Australia during 1999. It includes information about the major causes of injury such as transport-related deaths, suicide and accidental falls. The data provided in relation to each cause include age and sex, State and Territory differences, trends over time, and other associated factors. It also examines, in detail, the implications of the transition from Version 9 to Version 10 of the International Classification of Diseases. The report will be relevant to anyone interested in gaining an insight into patterns of injury mortality and the burden it imposes on the Australian community.