New England Utilities Challenge $1.5 Billion Ratepayer Refund

Transmission owners contest a federal order to reduce equity returns and refund customers $1.5 billion.

Updated on Oct. 24, 2026 in Utilities

New England Utilities Challenge $1.5 Billion Ratepayer Refund

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In June 2026, New England transmission utilities challenged a Federal Energy Regulatory Commission order requiring a $1.5 billion refund to ratepayers. The ruling aims to adjust the allowed return on equity for these companies from 11.14% to 9.57%.

Why it matters

Regulators determined that transmission utilities collected excess profit, prompting this refund effort to lower costs. Utilities argue that robust returns are essential to maintain investment for regional grid infrastructure.

The federal order mandates a reduction in the allowed return on equity for transmission owners from 11.14% to 9.57%. Maine customers are expected to receive a portion of the $1.5 billion total refund, totaling approximately $130 million.

The players

Federal Energy Regulatory Commission

This independent federal agency regulates the interstate transmission of electricity, natural gas, and oil in the United States.

Central Maine Power

This is a major electric utility company that provides electricity transmission and distribution services to a large portion of Maine.

Versant Power

This utility company provides electric distribution and transmission services to customers throughout Northern and Eastern Maine.

ISO New England

This non-profit regional transmission organization oversees the reliable operation of the bulk electric power system in New England.

The details

Central Maine Power and Versant are among the utilities contesting the ruling, while Versant has already submitted a refund plan for its Bangor Hydro District customers. Maine electric bills have risen significantly over the past six years, climbing 72% since 2020.

October 2020: A typical Central Maine Power customer bill was $91.
March 2026: FERC issued the order to return $1.5 billion to ratepayers.
June 2026: Utilities formally challenged the FERC ruling.
October 2026: The typical Central Maine Power bill rose to $157.
May 2027: The deadline for completing the $1.5 billion in refunds.

Market Landscape

This dispute over return on equity reflects a broader struggle between regulators seeking to contain rising energy costs and utilities prioritizing capital investment returns. The conflict highlights the intensifying tension over rate structures within the competitive New England power market.

Maine residential customers may see their monthly bills drop by approximately $20 for a year once the refund process is finalized. These savings follow a period of sharp rate increases that saw the typical monthly bill grow by $66 over six years.

The takeaway

The utility sector continues to balance the necessity of infrastructure upgrades against the impact of rising costs on consumer affordability. Customers should monitor their billing statements for potential adjustments as federal legal proceedings conclude.