Determination of periodic adjustments.
(v) Determination of periodic adjustments. In the event of a Periodic Trigger, subject to paragraph (i)(6)(vi) of this section, the Commissioner may make periodic adjustments with respect to all PCT Payments between all PCT Payors and PCT Payees for the Adjustment Year and all subsequent years for the duration of the CSA Activity pursuant to the residual profit split method as provided in paragraph (g)(7) of this section, subject to the further modifications in this paragraph (i)(6)(v). A periodic adjustment may be made for a particular taxable year without regard to whether the taxable years of the Trigger PCT or other PCTs remain open for statute of limitation purposes.