Terminal and associated equipment and inside wiring located at a subscriber's premises and connected with a carrier's communication channel (s) at the demarcation point ("demarc". ) Note 1: The demarc is a point established in a building or complex to separate customer equipment from telephone company equipment. Note 2: Excluded from CPE are over-voltage protection equipment and pay telephones. 2. Items of telecommunications terminal equipment in Accounts 2310 referred to as CPE in §64. 702 of the Federal Communication Commission's Rules adopted in the Second Computer Inquiry such as telephone instruments, data sets, dialers and other supplemental equipment, and PBX's which are provided by common carriers and located on customer premises and inventory included in these accounts to be used for such purposes. Excluded from this classification are similar items of equipment located on telephone company premises and used by the company in the normal course of business as well as over voltage protection equipment, customer premises wiring, coin operated public or pay telephones, multiplexing equipment to deliver multiple channels to the customer, mobile radio equipment and transmit Earth stations.