Uporaba blata iz čistilnih naprav, kompostov in muljev iz rečnih strug in jezer v kmetijstvu je urejena s posebno uredbo o vnosu nevarnih snovi in rastlinskih snovi v tla (Uradni list RS, št.
The use of sludge from wastewater treatment plants, silt from river beds and lakes and compost in agriculture is regulated by the Decree on the Input of Hazardous Substances and Plant Nutrients into the Soil.