47 U.S. Code § 260 - Provision of telemessaging service
(a) Nondiscrimination safeguards
Any local exchange carrier subject to the requirements of section 251 (c) of this title that provides telemessaging service—
(1) shall not subsidize its telemessaging service directly or indirectly from its telephone exchange service or its exchange access; and
(b) Expedited consideration of complaints
The Commission shall establish procedures for the receipt and review of complaints concerning violations of subsection (a) of this section or the regulations thereunder that result in material financial harm to a provider of telemessaging service. Such procedures shall ensure that the Commission will make a final determination with respect to any such complaint within 120 days after receipt of the complaint. If the complaint contains an appropriate showing that the alleged violation occurred, the Commission shall, within 60 days after receipt of the complaint, order the local exchange carrier and any affiliates to cease engaging in such violation pending such final determination.
(c) “Telemessaging service” defined
As used in this section, the term “telemessaging service” means voice mail and voice storage and retrieval services, any live operator services used to record, transcribe, or relay messages (other than telecommunications relay services), and any ancillary services offered in combination with these services.