Regulatory Matters (Tables)

3 Months Ended

Mar. 31, 2026

Regulated Operations [Abstract]

Schedule of Allowed Equity Return Not Recognized

The recoverable allowed equity return not yet recognized by the Registrants is as follows:

	March 31, 2026						December 31, 2025
	CenterPoint Energy (1)		Houston Electric (2)		CERC (3)		CenterPoint Energy (1)		Houston Electric (2)		CERC (3)
	(in millions)
Unrecognized equity return	$	328	$	139	$	123	$	310	$	135	$	111

(1)In addition to the amounts described in (2) and (3) below, primarily includes CenterPoint Energy’s allowed equity return on post in-service carrying cost generally associated with investments in SIGECO.

(2)Primarily includes Houston Electric’s allowed equity return on TEEEF costs and certain storm restoration costs.

(3)Primarily includes CERC’s allowed equity return on post in-service carrying cost associated with certain distribution facilities replacement expenditures in Texas and at Indiana Gas.

Schedule of Amount Allowed Equity Return Recognized in Period

The table below reflects the amount of allowed equity return recognized by each Registrant in its Condensed Statements of Consolidated Income for the period presented:

	Three Months Ended March 31,
	2026						2025
	CenterPoint Energy		Houston Electric		CERC		CenterPoint Energy		Houston Electric		CERC
	(in millions)
Allowed equity return recognized	$	12	$	10	$	1	$	2	$	1	$	1