Corporate acquisitions
(d) Corporate acquisitions. This section shall apply to a carryover of a net operating loss sustained by a regulated transportation corporation (as defined in paragraph (b) of this section) to which an acquiring corporation succeeds under section 381(a) only if the acquiring corporation is a regulated transportation corporation (as defined in paragraph (b) of this section): (1) For the sixth succeeding taxable year in the case of a carryover to the sixth succeeding taxable year, and (2) For the sixth and seventh succeeding taxable years in the case of a carryover to the seventh succeeding taxable year.