Solution Design for Cost Center Roll Out

Hi Experts,

Need your advise on the below mentioned requirement for Roll out of Cost Centre

Requirement:

1. Current we have 4 segment Structure in COA

   Segment1 : Company

   Segment2 : Department

   Segment3   Account

   Segment4 : Project

2. With ref to Segment-2 which is Department, we have 5 departments

    Board of Directors

    Head Board of Directors

   Chief Executive Office

  Strategy & Planning

Corporate Development

3. Now we have requirement, where in we need to define 'Chief Executive Office' department as one separate entity where all the fresh transactions for that concerned department will be recorded.

4. In Order to create  this Department as a Separate entity, Please provide possible solutions to meet this requirement of Department roll out