PROFESSIONAL RESOURCES

Here you will find details on Siegelklarheit’s assessment methodology and learn how standard organisations can initiate the process of having their label included. 

Teachers will also find ideas on how to convey knowledge about sustainability labels. Further information is available in our glossary and download section.

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Assessment methodology and data collection procedure

Siegelklarheit openly shows how existing sustainability labels are assessed – in a transparent and easily comprehensible way.

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Information for standard organisations

Are you a standard-setting or label-issuing organisation and would like your label to be mapped on Siegelklarheit? We are very pleased about your interest!

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For teachers and educational institutions

This page provides an overview of helpful educational materials on sustainability labels, such as the Siegelklarheit game. The game can be played either as a board game or online and is available in two difficulty levels.

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Glossary

The glossary provides definitions of key terms related to sustainability labels and assessment methodology.

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Download section

Download further details on Siegelklarheit and its assessment methodology. 

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