The Ordinance lays down regulations on precautions for large combustion plants and for refined residual fuel (conversion residues from the refining of crude oil used in the refineries). Large incinerator facilities shall apply for an operating permit for the location, measurement and operation of combustion activities. Capacity of operation and emission standards shall be measured based on the authorized in adherence to CEN and ISO standards laid by the International Organization of Standardization in order to control environmental pollution. Operational monitoring of such activities shall follow rules set by the Environmental Inspection Ordinance. Regulatory authorities shall provide information on large to the European Commission s attention.