This document applies to roller contact tipper vehicles up to 12 t, loading devices and roller container. The height of the receiving device is 900 mm (system 900). This document specifies: - requirements (including approval) for roller contact tipper vehicles; - requirements for the interchangeable loading devices; - requirements for roller containers. This document was developed by DIN standards committee Municipal Services (NKT), working committee NA 051-03-01 AA "Waste disposal; vehicles and equipment" after preparatory work in the working committee NA 051-03-01-01 AK "Roller containers and roller contact tipper vehicles".