Beginning with the 2018 calendar year, each of the average annual charges calculated in subparagraphs (A) through (C) of this paragraph (1) shall be equal to the average of each such charge applied over a period that commences with the calendar year ending December 31, 2017 and ends with the most recently completed calendar year prior to the calculation or calculations required by this Section.
Beginning with the 2018 calendar year, each of the values identified in subparagraphs (A) and (C) of this paragraph (2) shall be equal to the average of each such value during a period that commences with the calendar year ending December 31, 2017 and ends with the most recently completed calendar year prior to the calculation or calculations required by this Section.
For purposes of this Section, cumulative persisting annual savings shall have the meaning set forth in Section 8-103B of this Act, and energy efficiency measures shall have the meaning set forth in Section 1-10 of the Illinois Power Agency Act.
In the event that the actual or projected average annual increase for commercial and industrial retail customers exceeds 1.3% of 8.90 cents-per-kilowatthour, which is the average amount paid per kilowatt-hour for electric service during the year ending December 31, 2015 by Illinois commercial retail customers, as reported to the Edison Electric Institute, then the applicable utility shall comply with the provisions of paragraphs (2) through (4) of this subsection (c), as applicable.
Notwithstanding the termination of future energy investments pursuant to this subparagraph (B), the utility shall be permitted to continue to recover the costs of such investments that were incurred prior to such termination, including but not limited to all costs that are recovered through regulatory assets created under Sections 8-103B and 16-107.6 of this Act. Nothing in this Section shall limit the utility's ability to fully recover such costs. The utility shall also be permitted to continue to recover the costs of all payments made under contracts executed under subsection (d-5) until the effective date of the contract's termination.
220 ILCS 5/16-108.16