Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2026

Commitments and Contingencies Disclosure [Abstract]

Schedule of Purchase Obligations

As of March 31, 2026, CenterPoint Energy and CERC had the following undiscounted minimum purchase obligations:

	CenterPoint Energy						CERC
	Natural Gas Supply		Electric Supply (1)		Other (2)		Natural Gas Supply
	(in millions)
Remainder of 2026	$	460	$	98	$	116	$	457
2027	606		158		149		602
2028	560		100		133		556
2029	539		98		2		535
2030	491		81		2		488
Thereafter	1,366		1,538		78		1,343
Total	$	4,022	$	2,073	$	480	$	3,981

(1)Primarily related to PPAs with commitments ranging from 20 years to 27 years.

(2)Primarily related to technology hardware and software agreements.

Schedule of Estimated Accrued Costs

Total costs that may be incurred in connection with addressing these sites cannot be determined at this time. The estimated accrued costs are limited to CenterPoint Energy’s and CERC’s share of the remediation efforts and are therefore net of exposures of other PRPs. The estimated range of possible remediation costs for the sites for which CenterPoint Energy and CERC believe they may have responsibility was based on remediation continuing for the minimum time frame given in the table below:

	March 31, 2026
	CenterPoint Energy		CERC
	(in millions, except years)
Amount accrued for remediation	$	12	$	10
Minimum estimated remediation costs	9		7
Maximum estimated remediation costs	49		41
Minimum years of remediation	5		5
Maximum years of remediation	50		50