Discounted message toll rates prohibited—Availability of statewide, averaged toll rates.
Notwithstanding any other provision of this chapter, no telecommunications company shall offer a discounted message toll service based on volume that prohibits aggregation of volumes across all territory with respect to which that company functions as an interexchange carrier. The commission shall continue to have the authority to require statewide, averaged toll rates to be made available by any telecommunications company subject to its jurisdiction.