83 Ill. Adm. Code 460.330
Meter Records
Section 460
Section 460.330 Meter
Records
a) Each MSP shall keep records that contain the following
information about each service watt-hour meter and var-hour meter the MSP owns
or has in service in this State:
1) manufacturer and date of purchase, along with any testing data
provided by the manufacturer that is used by the MSP for acceptance testing of
the meter;
2) manufacturer or MSP identification number;
3) nameplate data, including:
A) form designation or circuit description;
B) "watt-hour meter" or other description;
C) manufacturer's name or trademark;
D) manufacturer's type;
E) electrical current class;
F) rated voltage;
G) number of wires;
H) frequency;
I) test amperes;
J) watt-hour meter constant; and
K) watt-hour meter test constant (if applicable);
4) date and place of present or most recent installation;
5) date and type of last major repair, or of final disposition;
and
6) accuracy of each meter in accordance with the testing policies
set forth in this Subpart, including:
A) date of test;
B) reason for test;
C) reading and accuracy of meter as found and as left;
D) creep test results, if applicable;
E) identification of person performing test; and
F) identification of equipment used to test meter.
b) Each MSP shall keep records of tests of the accuracy of each
of its service watt-hour meters installed in this State until superseded by a
later test, but not less than three years. Each MSP shall keep all other
records required by subsection (a) for not less than three years.
c) Each MSP having service watt-hour meters installed in this
State shall compile a report of the results of all meter accuracy tests
required by this Part at least once each year. This report shall include the
number of meters tested and the number of meters that tested outside of
accuracy limits for each of the following categories: sample testing, periodic
testing, and at customer request. Each MSP shall keep this report for not less
than 8 years.