FA Category set-up-Single Deprn Expense Natural account

Hi Friends

I am into design phase of FA configuration R12.1.3. and during my workshop with client I came across with one unique observation that at the moment client is using the single depreciation expense natural account value across all the asset categories in legacy application and want to have the same mapping in Oracle.This would mean that all the depreciation posting from all the different categories will go to single COA value.As we are in the system and business process re-engineering phase I have suggested to client for having different 1:1 mapping of this COA value so that better reporting can