DIN CEN/TS 16214-2 Sustainability criteria for the production of biofuels and bioliquids for energy applications - Principles, criteria, indicators and verifiers - Part 2: Conformity assessment including chain of custody and mass balance; German version CEN/TS 16214-2:2014

standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/2014