A local exchange company shall maintain sufficient central office and interoffice channel capacity plus other necessary facilities to meet the following minimum requirements during any busy hour:

1. (1) Dial tone within three seconds for 98 percent of call attempts on the switched network;
2. (2) Correct termination of 98 percent of properly dialed intraoffice or interoffice calls within an extended service area; and
3. (3) Correct termination of 98 percent of properly dialed calls when the call is routed entirely over the network of the local exchange company.

Source: 25 SDR 89, effective December 27, 1998.

General Authority: SDCL 49-31-77 , 49-31-85.

Law Implemented: SDCL 49-31-3 , 49-31-77 , 49-31-85.