Current through Register Vol. 48, No. 12, March 22, 2024
a) Direct
Testimony
1) Utilities shall, at the time of
filing tariffs for a base rate increase, file the prepared direct testimony of any
witnesses and any exhibits in support of the utility's proposed tariffs.
2) For each project listed in 83 Ill. Adm. Code
285.6100(a),
the utility's direct testimony shall include at least the following information that
the utility relied upon to support its conclusion that its investment in the project
is both prudent and used and useful in providing utility service:
A) A description of all reports, studies,
forecasts, documentation, or other factors that the utility relied upon to support
its conclusion; and
B) A description of
the manner in which the utility's use of the described reports, studies, forecasts,
documentation or other factors in planning, constructing or operating the projects
supports the utility's conclusion.
3) The utility shall also submit one electronic
copy of the testimony and exhibits to the Director of the Financial Analysis
Division or any successor division of the Illinois Commerce Commission (Commission)
at the time of filing.
b)
Supplemental direct testimony. Submission of direct testimony shall not preclude
submission of supplemental direct testimony with good cause shown. In determining
whether good cause has been shown, the Commission shall consider, among other
things, the degree to which the information that is the subject of the supplemental
direct testimony was not known to the utility at the time direct testimony was
filed, and the degree to which facts have changed due to circumstances beyond the
control of the utility.
c) Nothing in
this Section shall be construed as limiting:
1)
Updates to the rate of return on rate base during the rebuttal phase of the rate
proceeding;
2) Updates or adjustments
pursuant to 83 Ill. Adm. Code 287; or
3)
The submission of post record data pursuant to 83 Ill. Adm. Code
200.875.
d) Nothing in this Section shall be
construed to limit the submission of corrections of mistakes or inadvertent
omissions, provided no party is prejudiced by that submission.
