The objective of this report is to examine the estimated cost in thedesign phase when building schools or preschools in Sweden. The contentcan be used in early stages of a project to get a better picture ofwhat the cost might be of each profession. Furthermore the reportexamines current key figures used in the industry as of today. The workhas been done in collaboration with ÅF-Pöyry AB. The backgroundgenerating this report is the uncertainty around the design phase costsand how it is divided between the professions.The key figures are presented as a percentage of the total productioncost and the result in design phase is 11,2 % for preschools and6,9 % for schools.Additionally the report present how the total production cost varieswith increasing amount of children or size (BTA). Finally the reportsuggest how the new key figures and results should be used.