ISO 14020:2000 Environmental labels and declaration – General principles. This standard provides principles for the development and use of environmental labels and declarations. (NB This standard replaces ISO 14020:1998 Environmental labels and declaration – General principles.)
ISO 14021:1999 Environmental labels and declaration – Self-declared environmental claims (Type II environmental labelling) and ISO 14021:1999 / Amd 1:2011.
ISO 14024:1999 Environmental labels and declarations - Type I environmental labelling - Principles and procedures.
ISO 14025:2006 Environmental labels and declarations – Type III environmental declarations – Principles and procedures. Type III declarations are primarily intended for use in business-to-business communications but can be used in business-to-consumer communications under certain conditions.
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