04 NCAC 11 R13-02
(b) All PSP instruments and all voiceless facsimile devices connected to the network through line concentrators as specified in Rule R13-6 require the use of PSP trunks furnished by the access line provider for connection of the line concentrator to the network.
(NCUC Docket No. P‑100, Sub 84, 3/28/86; 11/17/87; 2/8/88; 2/11/88; 10/11/88; 6/14/89; 6/16/89; 8/31/89; 1/12/90; 3/29/90; 6/9/93; NCUC Docket No. P-100, Sub 84a, 10/7/97.)