According to the Law on the National Action and the Property Registries (Narodne Novine (NN; official Gazette of the Republic of Croatia) Nos 16/07, 152/08, 124/10, 56/13, 121/16, 9/17), the DPO is responsible for producing topographical and cartographic databases from the Basic topographic database up to the base of criteria 1: 250000, which will set up a catalogue of official topographical and cartographic bases constituting an official mapping information system (STAKIS). E-services for use by citizens, public administration bodies and local authorities, by the rescue services of entrepreneurs, i.e. all those interested in using spatial data. they can use online tickets, using online services, which will allow the most demanding territorial queries to be put in place in order to arrive at timely and correct decisions on the space. Services will be implemented through the establishment of the business process of mapping of high standards in the DDG, product specification, methodology of generalisation from criterion benchmarks, a single database the content of which will be used by users via a user interface/data retrieval application, and the DDG will be able to produce official topographic maps of criteria 1: 50000, 1: 100000, 1: 250000 independently of the private sector (-to-be).