Structure of the scheme

Scheme owner

The Compostable Materials Certification Scheme (CMCS) is owned and administered by Renewable Energy Assurance Limited (REAL). All applications to the scheme are made to REAL.

Certification bodies

REAL appoints certification bodies to perform certification assessments. More information about the CMCS certification body, DIN Certco, can be found on their website:


The testing of product samples is performed by independent laboratories. These laboratories are recognised by the certification bodies and only test reports produced by these facilities can be used for certification purposes.