Customer’s data represents the crucial part of the information systems (IS) data set. The target groups are information systems for public administration as well as the entities having dominance in the private sector. The providers of IS mainly handle the topic individually and with non-standard tools based on proprietary implementation.
On the contrast to entrepreneurs, the public administration itself has the motivation as well as the power to create integration layer, which enables the effective share of the „register data” in a high degree.  Taking advantages of these potentials usually results in the higher effectiveness within information system that at the end increases customer’s satisfaction. The presentation provides the summary of the current situation in this domain and provides our expert’s overview how to deal with the topic by means of standard products.