83 Ill. Adm. Code 730.335
Network Interface
Section 730
Section 730.335 Network
Interface
a) Telecommunications carriers shall have in place, no later than
December 31, 2003, external combination protector/demarcation interfaces for
all one- and two-line customers in single tenant residences and commercial
buildings.
b) The network interface for a residential customer shall be
located on a structure owned, rented, or leased by the customer, in which the
customer resides.
c) The network interface for business customers shall be located outside
structures owned, rented, or leased by the customer, in which the customer is
conducting business. The demarcation point shall be located at the minimum
point of penetration of the network cable to the building, normally within 25
feet. Deviation from this location must be mutually agreeable to the building
owner and the telecommunications provider.
d) Network interfaces shall not be located on fence posts,
utility poles, or cable pedestals.
e) Network interfaces for temporary services or serving trailers,
boats, or customer-owned pay telephones shall be located on structures provided
by the customer or on a utility pole.