On the 20 th of October, at the Institute of Agricultural and Food Economics – National Research Institute, the methodical seminar entitled “Standard Output 2010 coefficients – method and results” was held. The speakers were employees of the Agricultural Accountancy Department: Monika Bocian, Izabela Cholewa and RafaÅ‚ Tarasiuk. The methodology of calculating the coefficients as well as methods for their use were presented. The differences between the current set of SO 2010 coefficients and the set of SO 2007 coefficients calculated in the previous years were underlined and explained. The discussion on the achievements and the development of the Agricultural Accountancy Department in the context of the 10th anniversary of the Polish FADN concluded the seminar.