Annual Service Charge as of any date means the amount which is expensed in any 12-month period for interest on Debt of the Issuer and its Subsidiaries.
Transit Service means the delivery of Transit Traffic.
Toll Billing Exception Service (TBE means a service that allows End Users to restrict third number billing or collect calls to their lines.
In-Service Date means the date on which the Facility and System Modifications (if applicable) are complete and ready for service, even if the Facility is not placed in service on or by that date.
Service Date or "SD" means the date service is made available to the End User Customer. This also is referred to as the "Due Date."
Service Start Date means the date on which services were first supplied under this Agreement.