# 2026-16167: FERC herds 30+ Midwest utilities for answers.

2026-16167, Midcontinent Independent System Operator, Inc.; AEP Indiana Michigan Transmission Company, Inc.; ALLETE, Inc.; Ameren Illinois Company; Ameren Transmission Company of Illinois; American Transmission Company, LLC; Cleco Power LLC; Duke Energy Indiana, LLC; Entergy Arkansas, LLC; Entergy Louisiana, LLC; Entergy Mississippi, LLC; Entergy New Orleans, LLC; Entergy Texas, Inc.; GridLiance Heartland LLC; Indianapolis Power & Light Company; International Transmission Company; ITC Midwest LLC; Michigan Electric Transmission Company, LLC; MidAmerican Energy Company; Montana-Dakota Utilities Company; Northern Indiana Public Service Company LLC; Northern States Power Company, a Minnesota; Corporation; Northern States Power Company, a Wisconsin Corporation; Northwestern Wisconsin Electric Company; Otter Tail Power Company; Pioneer Transmission, LLC; Republic Transmission, LLC; Southern Indiana Gas & Electric Company; Union Electric Company; Wabash Valley Power Association, Inc.; Wolverine Power Supply Cooperative, Inc.; Notice Establishing Answer Period, is a Federal Register notice from Energy Department, Federal Energy Regulatory Commission published 2026-08-07, effective 2026-08-07 (as of 2026-08-14).

- Canonical: https://policyrisk.com/federal-register/2026-16167
- As of: 2026-08-14
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-16167
- Title: Midcontinent Independent System Operator, Inc.; AEP Indiana Michigan Transmission Company, Inc.; ALLETE, Inc.; Ameren Illinois Company; Ameren Transmission Company of Illinois; American Transmission Company, LLC; Cleco Power LLC; Duke Energy Indiana, LLC; Entergy Arkansas, LLC; Entergy Louisiana, LLC; Entergy Mississippi, LLC; Entergy New Orleans, LLC; Entergy Texas, Inc.; GridLiance Heartland LLC; Indianapolis Power & Light Company; International Transmission Company; ITC Midwest LLC; Michigan Electric Transmission Company, LLC; MidAmerican Energy Company; Montana-Dakota Utilities Company; Northern Indiana Public Service Company LLC; Northern States Power Company, a Minnesota; Corporation; Northern States Power Company, a Wisconsin Corporation; Northwestern Wisconsin Electric Company; Otter Tail Power Company; Pioneer Transmission, LLC; Republic Transmission, LLC; Southern Indiana Gas & Electric Company; Union Electric Company; Wabash Valley Power Association, Inc.; Wolverine Power Supply Cooperative, Inc.; Notice Establishing Answer Period
- Type: Notice
- Agencies: Energy Department; Federal Energy Regulatory Commission
- Citation: 91 FR 51170
- Published: 2026-08-07
- Effective: 2026-08-07
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-08-14

## In one line

FERC herds 30+ Midwest utilities for answers.

## Summary

No summary available.

## Effects PRIA read

No economic effects identified for this document.

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## Sources
- [2026-16167 on federalregister.gov](https://www.federalregister.gov/documents/2026/08/07/2026-16167/midcontinent-independent-system-operator-inc-aep-indiana-michigan-transmission-company-inc-allete)
- [2026-16167 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-08-07/pdf/2026-16167.pdf)

## Related
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- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-16167 (as of 2026-08-14).