6.Economic operators shall thoroughly document the amounts and types of biomass entering the common process where biomass is processed with fossil fuels, as well as the amounts of biofuel and biogas that are produced from that biomass. In addition, economic operators shall substantiate that information with evidence, including the results of the main control testing method set out in paragraph 1 and the results of the verification method set out in paragraph 5 or Article 5 in case of establishing the share of hydrogen of biological origin.