New organization structure, cost centers and profit centers hierarchy change - ERP ECC 6

Hi,

I necessitate urgent assistance. Client is restructuring and wants to make a caller nett halfway and outgo halfway hierarchies wherever the caller centers are to beryllium assigned to. 

The aged nett and outgo centers are to beryllium locked and the caller activated nether this structure. Balances from 1 April (beg. of their fiscal year) to day are to beryllium transferred successful to these caller centers, i.e. Balance Sheet, PnL, Opex, Revenues etc. 

Working connected ERP ECC6 without the reorganization tool. 

Please assistance arsenic to however one spell astir this task arsenic it starts this monday.

How bash I regenerate the outgo and nett halfway modular hierarchies truthful that upon wide instauration of the centers, I tin correctly allocate them to the caller hierachies without viewing each the aged groups etc.

How bash I correctly migrate each the fiscal information to the caller nett centers.

Any proposal volition help. Thanks!