The Register Office supervises the actions of the donee especially with regard to financial affairs. When the donee begins to execute his task, he shall submit a list of assets and debts of the principal covered by the power of attorney to the Register Office. At the request of the Register Office, the donee shall later submit a report on how the financial affairs have been managed.

The donor can affect the scope of the power of attorney. The power of attorney can, for example, indicate that those provisions of the Guardianship Services Act obliging the donee to submit a periodical statement of accounts to the Register Office shall be applied to the supervision of the donee.