Certificates

ISCC PLUS Certificate

Material origin

Chain-of-custody certification for bio-based or circular feedstocks, usually via mass balance allocation rather than physical segregation.

You might see it written as: ISCC PLUS · ISCC

Issued by: ISCC System GmbH via accredited certification bodies

What it proves

Chain-of-custody certification for bio-based or circular feedstocks, usually via mass balance allocation rather than physical segregation.

What it does not prove

  • That the specific physical product contains the bio-based or recycled material — mass balance allocates credits across production.

Claims it can support

Evidence checklist

Minimum authority
Third-party verified
Should state
Certificate Number · Allocation Method · Valid Until
Date sensitivity
Expiry matters — check the certificate is current.

Mass balance is legitimate but must be disclosed as such — physical content may be zero.