The aim of this paper is to analyze the roll of the system of Farm accountancy data networks (FADN) in Serbian agriculture. FADN system is compulsory for all EU Member States which are obliged to establish uniform system and FADN reports in standardized form are submitted annually to the European Commission. FADN reports are used by the EU institutions primarily for the purpose of analysis of agricultural policy measures. FADN system is regulated by the European Union and it is based on annual survey on the structure, production, revenues and expenses of farms, with organizational structure of the FADN system and methodology prescribed by the EU. The Republic of Serbia has started with the introduction of the FADN in 2011. The analysis in this paper shows that the FADN system has importance regarding to fulfillment of the conditions necessary for EU integration. Additionally FADN has importance as instrument of domestic agrarian policy, importance for individual agricultural producers and importance for scientific research in the agricultural sector.