Overview of FSV-Approvals Some RVS/RVE guidelines include set requirements for materials and systems, and the compliance which has to be assessed by the certification committee. The FSV approval certification processes confirm that the products or systems comply with the requirements included in the applicable RVS/RVE guidelines. FSV-Approval certification processes are available in the following fields: Corrosion Protection Bridge Sealing Systems Railway Noise Barrier Walls The aim is to provide a simple way for awarding entities or site supervisors to get access to the required certifications by simply checking the data of the certification holders listed on the German part of the FSV-website. The FSV-Approval certification processes are available only in German. International companies who want certifications for one of these FSV-Approvals have to translate their documents to German language.