BUSKI: General Directorate of Bursa Water and Sewer System

CAD: Computer Aided Design

DHLI: General Directorate of Operation of Airfields and Harbors

DSI: General Directorate of State Hydraulic Works

EIE: General Directorate of Electrical Power Resources Survey and Development Administration

ESRI: Environmental Systems Research Institute

GIS: Geographic Information System

GPS: Global Positioning System

HGK: General Commander of Mapping

IGABIS: Istanbul Natural Gas Infrastructure Information System

IGDAS: Istanbul Natural Gas Distribution Corporation

JEGA: More Detailed Geo-technical Survey Needed Area

KHGM: General Directorate of Rural Services

MTA: General Directorate of Mineral Research and Exploration

TAKBIS: Land Registry and Cadastre Information System

TCDD: General Directorate of Turkish State Railways

TCK: General Directorate of Highways

TEDAS: General Directorate of Turkish Electricity and Distribution Corporation

TKGM: General Directorate of Land Registry and Cadastre

TNGIS: Turkish National Geographic Information System

TPAO: Turkish National Oil & Natural Gas Company

UIS: Urban Information System

UVDF: National Data Exchange Format

XML: Extensible Markup Language