54.503—Other supported special services.
For the purposes of this subpart, other supported special services provided by telecommunications carriers include voice mail, interconnected voice over Internet protocol (VoIP), text messaging, Internet access, and installation and maintenance of internal connections in addition to all reasonable charges that are incurred by taking such services, such as state and federal taxes. Charges for termination liability, penalty surcharges, and other charges not included in the cost of taking such services shall not be covered by the universal service support mechanisms.
[75 FR 17589, Apr. 7, 2010]