LAPSI (Legal Aspects of Public Sector Information) is a research project promoted by the European Commission and deals with the legal problems regarding Public Sector Information. 20 partners from 13 European countries are participating in this project. The main aim is to identify and discuss legal barriers to access and re-use of Public Sector Information in the digital environment and suggest ways to overcome them. Additionally, the LAPSI project intends to build a network apt to become the main European point of reference for high-level policy discussions and strategic action on all legal issues related to the access to and the re-use of Public Sector Information in the digital environment. The LAPSI project will have a duration of 30 months.