Embodiments of the present invention recite a method and system for administrating GIS data dictionaries. In one embodiment, a mobile electronic device is assigned to a workgroup. The method further comprises selecting a data dictionary comprising at least one desired GIS feature type which was not originally intended for use by the mobile electronic device based upon the assigned membership of the mobile electronic device to the workgroup. The method further comprises sending the data dictionary to the mobile electronic device via a wireless communication network.