The European Quality of Government Index (EQI) is the result novel survey data on corruption and governance at the regional level within the EU, conducted in first in 2010 and then again in 2013. The data focus on both perceptions and experiences with public sector corruption, along with the extent to which citizens believe various public sector services are impartially allocated and of good quality. The 2010 round of the projet was first funded by the EU Commission for Regional Development (REGIO). The 2013 round, funded by the EU Commission’s 7th Annual Framework Project and is included in ANTICORP, a large research consortium on anti-corruption. It is the first source of data to date that allows researchers to compare QoG within and across countries in such a multi-country context.