The article provides an example of classification of electronic-digital maps by the property of display on the monitor screen, presence of a dynamic component. One of the new criteria-type of use is also proposed, since in the modern world the need for electronic and digital maps has significantly increased. The article describes the features of creating digital thematic maps for municipal institutions. We consider types of data about municipal institutions (addresses, information about managers, and territorial areas of responsibility), that will be displayed on the thematic layers of the digital map. The article sets out the requirements for conventional signs intended for displaying thematic information, and provides examples. The analysis of the features of creating map signs for their correct display on digital maps used in mobile devices is performed. The main criteria for creating new symbols for municipal digital maps are formulated. The article also presents a number of definitions: digital map, electronic map, digital map object, taken from GOST 28441-99.