“…Reducing the cost of heating is an important and urgent task, as this will ease the financing of these institutions of state and municipal budgets. The steps to convert these buildings into energy efficient and adapt their properties in accordance with the statutory requirements for energy efficiency under the Energy Efficiency Act and the regulations for its implementation are: Preparation of energy efficiency testing and prescription needed ESM in accordance with the statutory requirements for energy efficiency; Design stage; Tender study of financial instruments; Investment; Assignment; Monitoring and evaluation of investment [3,4]. Reducing heat loss through the surrounding structures and elements of buildings is a major energy saving measure enshrined in any energy efficiency project.…”