Manufacturing NewsTEG DailyJune 30, 2026

June 30, 2026 · Statewide · Story 1 of 3

IURC Leadership Shakeup Leaves a Structural Gap on the AES Rehearing

On June 17, the IURC voted 3-1 to approve a $71 million AES Indiana rate increase, about 37% of the utility's original $193 million request. Braun called the decision unacceptable and directed Office of Utility Consumer Counselor director Abby Gray to petition for reconsideration and rehearing, with a filing deadline of July 7. On June 29, Braun removed Zay as chairman and installed Swinger immediately.

The problem operators should know about: Swinger recused himself from the original AES vote and from the separate Duke Energy overcharge appeal (Cause No. 46038) because of his prior work at the OUCC. The commissioner Braun installed to protect ratepayers cannot vote on either of the two cases that prompted his appointment. The underlying AES settlement also set a 4.12% base rate increase for large industrial customers, including Allison Transmission, Eli Lilly, Rolls-Royce, and Marathon Petroleum, versus 6.51% for residential customers, a gap Braun's affordability messaging hasn't addressed.

For the huddle

If our facility is in AES Indiana's service territory, have we modeled both phases of the rate increase before they take effect?

The increase lands in two phases, July 2026 and January 2027, and no additional AES base rate changes are permitted before 2030. Confirm which rate tier applies to your facility before the July 7 rehearing deadline could alter that figure.

From the brief, June 30, 2026

  1. IURC Leadership Shakeup Leaves a Structural Gap on the AES Rehearing
  2. Lilly's Lebanon API Plant Wins a Federal Fast-Track
  3. Slate Automotive Advances in Warsaw While Cummins Pauses a $2B Battery JV

The whole day’s brief →

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