System 1+ Product certification comprising the issuing of a certificate of constancy of performance with determination of the product-type, continuous surveillance and audit testing by a notified product certification body
System 1 Product certification comprising the issuing of a constancy of performance with determination of the product-type and continuous surveillance by a notified product certification body
System 2+ Factory production control certification with continuous surveillance by a notified factory production control certification body
System 3 Determination of product type by a notified testing laboratory
System 4 Manufacturer's tasks only.