The report describes the methodology for the ‘Survey on Employment in the National Economy’, the main objective of which is to provide statistics on the size and structure of the employed population. The survey is based on administrative data from the registers of the Social Insurance Institution (ZUS), the Agricultural Social Insurance Fund (KRUS), the Ministry of the Interior and Administration, the Ministry of National Defence, the Ministry of Finance and data from the Statistical Business Register (SBR) of Statistics Poland.