Water-hazardous substances: Specialist company - Proof of specialist operating property Unfortunately this specification of service has not yet been completely translated.

Specialist companies must, on request, prove the professional operating status to the lower water authority in whose district they operate. The professional operating status must also be able to be demonstrated to the operator of a plant if the latter commissions the specialist company with activities subject to specialised operation.

the certificate of certification as a specialist company issued by a recognised quality and monitoring community or a technical monitoring organisation