The production of harmonized datasets covering all the ESPON space (31 countries) at NUTS 2 or NUTS 3 level has been recognized as the first challenge to be solved with an absolute priority as it is a condition of continuity with previous work realized in ESPON 2006 program. It is obvious that the new ESPON 2013 project needs immediately basic information at this level like area, population, GDP, employment, which will be used as reference for more sophisticated analysis where this project will produce more precise information in their specific fields. Moreover, the map kit tool that will be sent.