The official name of the event is Internationales Oldtimer Festival um den "Jan-Wellem-Pokal" auf dem Nürburgring, known colloquially as the "Jan Wellem".
To enable the presenting of the respective vehicles in the correct setting, the paddock is divided in sections according to the race series and clubs taking part.
[1] The motorbikes and sidecars however run in regularity trials according to the national rules of the German Motor Sports Association, the DMSB.
In 1983 during the reconstruction of the Grand-Prix-Circuit, the Oldtimer Festival was held on the Nordschleife of the Nürburgring solely for historic car, bikes and sidecars.
In 1990 the DAMC 05 together with the ADMV organised during the Oldtimer Festival the one and only heat of the German Democratic Republic's championships for formula easter cars and for Trabants in the FRG.