Have collaborating entities that carry out inspections of waste managers (recovery and / or disposal facilities, controlled deposits of municipal and / or industrial waste, controlled deposits of debris and construction waste management plants) and take samples and take measures of the quality of biogas in controlled deposits, all of them authorized waste managers and registered in the Registry of Waste Management Persons and included in the inspection program of the Inspection and Control Department established by the Waste Agency of Catalonia.

Have collaborating entities for the inspection of waste management plants in Catalonia.

Have collaborating entities for the inspection of controlled landfills of municipal and / or industrial waste in Catalonia.

To have collaborating entities for the inspection of controlled rubbish dumps and waste management plants of the construction of Catalonia.

Have collaborating entities for sampling in controlled landfills in Catalonia.