256.923—Outside services employed.
(a)
This account shall include the fees and expenses of professional consultants and others for general services with the exception of fees and expenses for outside services of account 928, Regulatory commission expense, and account 930.1, General advertising expenses. Separate subaccounts shall be provided for auditing, legal, engineering, management consulting fees and, if material in amount, any other fees of professional or outside services.
(b)
Records shall be so maintained to permit ready analysis showing nature of service, identity of the person furnishing the service, affiliation to the service company, and, if allocated to more than one company, the specific method of allocation.