How long do I have to store my records?

Please have a look at page 12 of the ISCC System Document 203 – Traceability and Chain of Custody.

The requirements described in this document apply to all elements of the supply chain of sustainable materials that have to be covered by certification (farms or plantations, point of origins of wastes and residues, first gathering points, central offices, collecting points for waste and residues, processing units, and traders and storage facilities).