Oxygen processing (including composting) or oxygen-free processing of waste which undergoes controlled biological decomposition using micro-organisms. Organic matter or methane is created as a result of this process. Disposal on a waste landfill is not considered as organic recycling.

• Act of 14 December 2012 on waste
  Place of publication: (Dz. U. z 2023 r. poz. 1587, z późn. zm.)

• Recycling