The purpose of the project ‘Energy renovation of the Police Headquarters of the Brod-Posavina Brod-Posavina Slavonski Brod vessel and the Slavonski Brod Police Station at the address of Slavonski Brod 7 and 9’ has led to the implementation of eight energy efficiency measures reducing annual primary energy consumption by 72.14 %, heating consumption by 51.46 % and CO2 emissions by 60.13 %, thus moving the building in the current energy class G into energy class C.