This event offers an opportunity to explore and discuss how Public Administrations can use semantic technologies to make information exchange more efficient and effective, allowing them to operate at lower costs and provide better services. The conference programme addresses topics such as: Basic data for public services; Open Standards for eGovernment; Data interoperability in the Cloud and on the World-Wide Web; Open Government Data and interoperability; Putting interoperability solutions in a regional or local context. It is organised by the ISA Programme of the European Commission. Attendance is free of charge but registration is required and places are limited.