HKNR:
- Die Geltungsdauer eines Herkunftsnachweises (period of validity of a guarantee of origin - in German)
- Einsatz des Umweltgutachters im Herkunftsnachweisregister (use of the environmental verifier in the HKNR - in German)
Maintenance work in the HKNR/RNR on 18.09.2025 in the time from 08:00 to 10:00 am. During this time, the HKNR/RNR registers will not be available to you or only to a limited extent. Please only carry out your work in the register after the maintenance.