The report represents the 16th assessment of scientific surveillance reports on Echinococcus multilocularis submitted by Finland, Ireland, United Kingdom (Northern Ireland), and Norway regarding their respective surveillance programmes. Since 2012, EFSA annually submits an assessment to the European Commission evaluating the sampling strategies, data collection methods, and detection techniques used by these countries. The report addresses the monitoring and surveillance of this parasitic infection in the mentioned countries. The objective is to ensure a uniform approach to monitoring and controlling this dangerous pathogen across Europe.