98 Cumulative Effect of Changes in Accounting Principles.
Record here the difference between the amount of retained earnings at the beginning of the period of a change in accounting principle and the amount of retained earnings that would have been reported at that date if the new accounting principle had been applied retroactively for all periods which would have been affected and by recognizing only the direct effects of a change and the related income tax effect.
14 C.F.R. §18