The society as a whole was prohibited on 10 November 1988 by the Ministry of the Interior of
Baden-Württemberg as a criminal organization. At the time of confrontation with the Mannheim judiciary, the bylaws were closely based on the Mannheim
Studentenverbindung (student society or fraternity) "Hermunduria" in which the then President Michael "Mike" Heyer had been a member as a law student. Unaware of its origins, the prosecutor made accusations regarding forming a criminal association in addition to other offences. In subsequent criminal proceedings ordered by the District Court of Mannheim, the prosecution accused certain members of the club of crimes. The prosecutor, whose club informant turned out to be unreliable in court, had the charge of forming a criminal organization then fail. On 16 January 1992, the club ban was lifted by the Administrative Court of Baden-Württemberg. Despite appropriate investigative efforts of the authorities, since it came only to convictions of individual members only and not as a renewed accusation against such a club. Gremium is regularly listed among other large motorcycle clubs, for example in the
Annual Report on the Protection of the Constitution on Bavaria. In these reports, the body, with other mentioned motorcycle clubs associated with it, is associated with human trafficking, illegal prostitution, drug and/or weapons trafficking and organized crime. According to the German
Federal Criminal Police Office in 2010, there were five organized crime investigation with respect to Gremium. ==Racing sponsorship==