Corps Rhenania Heidelberg is a member Corps of the Kösener Senioren-Convents-Verband, the oldest association of student fraternities in Germany, Austria and Switzerland. Corps Rhenania is "pflichtschlagend", which refers to the fact that it requires of its members, that they participate in several ritual, organised duels with members of other specific student fraternities. Eligible applicants are those students, both current and former, of the Ruprecht Karl University in Heidelberg, Germany.