The article attempted to assess the Polish legislation relating to the use of energy from renewable sources, especially as it relates to the development of renewable energy in the light of the documents imposed on Poland by the EU. It is worth noting that Poland has a very large potential for the development of renewable sources of energy, but it is little used. Forecasts carried out by various research institutes show that the greatest potential for energy had biomass and biogas, as well as wind energy. It is worth noting, that Poland has committed itself to the European Union to increase production from renewable sources by 2020, by signing the package “3x20%”. We are also committed to reduce harmful emissions of air pollution and coopera...