The Base Vector Tileset is a comprehensive package of tiled vector map data designed to be used as a source for dynamic web map representation, specifically the BaseMap Vector Tile Style. The content of the Base Vector tileset is cartographically adapted for each zoom level and optimised for mobile usage. It includes integrated POIs’ on various topics in addition to official data, such as the topographic landscape model, digital cartographic model, public transport stops and the official road directory. Likewise, third party data is integrated. The Base Vector Tileset adheres to the Mapbox Vector Tiles specification and follows the OpenMapTiles schema. The data covers Switzerland and the Principality of Liechtenstein.