This data set contains spatial data for Natura 2000 sites in the Czech Republic. It includes proposed Sites of Community Importance, Sites of Community Importance and Special Areas of Conservation according to the EC Directive on the conservation of natural habitats and of wild fauna and flora (92/43/EEC) as well as proposed Special Protection Areas and Special Protection Areas according to the EC Directive on the conservation of wild birds (79/409/EEC). Not all categories must be filled at a specific time.