(a) This account must, with prior Commission approval, include significant non-recurring transactions accounted for as prior period adjustments, as follows:

1. (1) Correction of an error in the financial statements of a prior year.
2. (2) Adjustments that result from realization of income tax benefits of reacquisition operating loss carry forwards of purchased subsidiaries. All other items of profit and loss recognized during a year must be included in the determination of net income for that year.