If you were concerned about the legislation in Germany regarding large vehicles paying on the Autobahns, good news ADAC the German AA type organisation have published a recent amendment referring to large campers. https://translate.googleusercontent.com/translate_c?depth=1&hl=en&nv=1&prev=search&rurl=translate.google.co.uk&sl=de&u=https://campingfuehrer.adac.de/news/maut.php&usg=ALkJrhh0Im0Iiig8KW2JrRWBcT-Hho1rRw. Just hope this link works