Zimbabwe 'A' have been grouped together with North Zone and East Zone in Group 2 of the tournament that's scheduled to be held from October 20-November 16.
Group 1 comprises last year's winners Central Zone, South Zone and West Zone, the Board sources added.
A foreign outfit has figured in the Duleep Trophy event as the sixth team over the last two seasons. England 'A' and Bangladesh have taken part in the tournament in the 2003-04and '04-05 seasons.
Duleep schedule (venues to be decided later):
Oct 20-23: West Vs South; North Vs East
Oct 27-30: South Vs Central; North Vs Zimbabwe 'A'
Nov 4-7: Central Vs West; East Vs Zimbabwe 'A'
Nov 12-16: Final.