This report provides information on the structure of mainstream European education systems, from pre-primary to tertiary level for the 2022/2023 school and academic year. It includes national schematic diagrams and a guide to reading the diagrams. It also contains a map visually showing the main organisational models of primary and lower secondary education in Europe: 'single structured education', 'common core curriculum provision' and 'differentiated lower secondary education'. The information is available for 39 European education systems covering 37 countries participating in the EU's Erasmus+ programme. [For the 2020/21 report, see ED610857.]