Frantisek Kuda, Eva Wernerova, Marek Teichmann, Stanislav Endel, Identification and Breakdown of Operating Costs Throughout A building’s Lifetime, Research Journal of Applied Sciences, Volume 13,Issue 8, 2018, Pages 477-481, ISSN 1815-932x, rjasci.2018.477.481, (https://makhillpublications.co/view-article.php?doi=rjasci.2018.477.481) Abstract: The study deals with identification and breakdown of operating costs resulting from operation of buildings. It highlights the range of operating costs which derives primarily from the building type and location and describes the critical importance of the pre-investment phase which influences the operating costs significantly. In addition, the study identifies sources of data and information for identification of operating costs in the pre-investment, design and operating phases. Keywords: Life cycle costing;world life costing;methods of LCC;standards of LCC;operating;phases