Under Pillar B of the Polish National Recovery Plan, entitled "Green energy and energy efficiency", the "Clean air and energy efficiency: Improving the energy efficiency of the economy" policy platform encompasses the following investments:
-heat and cooling sources in district heating systems: support provided to installations using energy from renewable sources; gaseous fuels in cogeneration excluding coal fuels; heat pumps and geothermal sources, and technologies allowing replacing coal fuel in district heating ;
-replacement of heat sources and housing energy efficiency improvements to improve the energy efficiency of single- and multi-household buildings and disseminating low-carbon energy sources;
-replacement of heat sources and energy-efficient schools retrofits;
- energy-efficient schools retrofits e of local social activity facilities.