83 Ill. Adm. Code 731.110
Classifications of Carriers
Section 731.110 Classifications of Carriers
a) Level
1 Carriers. For purposes of this Part, the following carriers shall be Level 1 carriers:
1) LECs
in the State of Illinois that provide wholesale service and have a preexisting
plan; or
2) LECs
in the State of Illinois that have obligations pursuant to section 251(c) of
the federal Telecommunications Act, with 400,000 or more subscriber access
lines in service; or
3) LECs in
the State of Illinois that provide wholesale service and are directed pursuant
to a Commission order to comply with all of the requirements of Subparts B, C,
D, and E pursuant to Section 731.635.
b) Level
2 Carriers. For purposes of this Part, Level 2 carriers are those LECs in the
State of Illinois that provide wholesale service and satisfy each of the
following requirements:
1) Have
obligations pursuant to section 251(c) of the federal Telecommunications Act,
with fewer than 400,000 subscriber access lines in service;
2) Do
not have a preexisting plan;
3) Do
not have a wholesale service quality plan approved by the Commission pursuant
to Subpart E;
4) Have
not been directed pursuant to a Commission order to comply with all of the
requirements of Subparts B, C, D, and E pursuant to Section 731.635; and
5) Do
not have a currently effective rural exemption.
c) Level
3 Carriers. For purposes of this Part, Level 3 carriers are those LECs in the
State of Illinois with a rural exemption from the obligations of section 251(c)
of the federal Telecommunications Act.
d) Level
4 Carriers. For purposes of this Part, Level 4 carriers are those LECs in the
State of Illinois that do not have obligations pursuant to section 251(c) of
the federal Telecommunications Act and are not Level 3 carriers.