In Financial Accounting, the different Chart of Accounts Types are essential for organizing and managing financial data. Each type of chart of accounts serves a specific purpose and controls different aspects of financial reporting and compliance. For example, the Group Chart of Accounts consolidates multiple cash accounts into one for group reporting, and allows for the assignment of various attributes such as item type, breakdown category, elimination attribute, currency translation attribute, and role attribute.
In many cases, corporate groups are required to issue consolidated financial statements, including all companies of the group. Some of the company codes of the group may have to use special charts of accounts to meet legal requirements. This is especially true for multinational corporations.
Note
No inter-company code controlling can be performed if the company codes use different operational charts of accounts.

Let's have a look to the setup of the Group Chart of Accounts with Max.