Register of spatial units, which is automatized base integrated in Geographic information system, and by which, in standardized way, performed is identification of the existing, new created and abolished spatial units, recording all their changes. Spatial units in the Register are: census units, statistical circles, settlements, cadastral municipalities, local communities, municipalities, cities, administrative districts, City of Belgrade, autonomous provinces and Republic of Serbia, and they are presented in GIS maps program.
As of 01.01.2020
Pursuant to the Statute of the City of Novi Sad ("Official Gazette of the City of Novi Sad", No. 36/11, as of March 27, 2019), the City of Novi Sad has abolished its city municipalities (Novi Sad and Petrovaradin), i.e. The city of Novi Sad no longer has any city municipalities, and the former registration code number (89010) has been retained. Registration code numbers for the City Municipality of Novi Sad (80284) and the City Municipality of Petrovaradin (80519) were abolished.
On the territory of the Republic of Serbia, during 2019, there were no administrative - territorial changes in settlements, municipalities, city municipalities and cities.