The Dutch Society of Toxicology (NVT) is hosting the XVIth International Congress of Toxicology in Maastricht, the Netherlands, from September 18 to 21, 2022 with the theme "Uniting in Toxicology". This congress is jointly organized with the International Union of Toxicology (IUTOX) and the European Society of Toxicology (EUROTOX), and unites the toxicological scientists worldwide in the historical city of Maastricht. The main venue of the conference is the Maastricht Exposition and Conference Centre (MECC), which has recently been completely renovated and has ample space to accommodate large groups for keynote lectures, debates and exhibitions as well as many breakout rooms for smaller symposia and workshops. The program will have inputs from academia, industry and regulators and will challenge the audience to interact and participate in debates and discussions.