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Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2024

Regulated Operations [Abstract]

Schedule of Regulatory Assets and Liabilities

The following is a list of regulatory assets and liabilities reflected on the Registrants’ respective Consolidated Balance Sheets as of December 31, 2024 and 2023:

			December 31, 2024
			CenterPoint Energy						Houston Electric						CERC
			(in millions)
Regulatory Assets:
Future amounts recoverable from ratepayers related to:
Benefit obligations (1)			$	373					$	—					$	4
Asset retirement obligations & other			304						80						188
Net deferred income taxes			144						47						69
Total future amounts recoverable from ratepayers			821						127						261
Amounts deferred for future recovery related to:
Cost recovery riders			145						—						83
Hurricanes and February 2021 Winter Storm Event Restoration Costs			145						145						—
May 2024 Storm Events			86						86						—
Hurricane Beryl			458						458						—
Hurricane Francine			19						19						—
Other regulatory assets			177						87						74
Decoupling			12						—						12
Temporary generation costs			71						71						—
Unrecognized equity return (2)			(115)						(77)						(30)
Total amounts deferred for future recovery			998						789						139
Amounts currently recovered in customer rates related to:
Authorized trackers and cost deferrals			600						47						440
Securitized regulatory assets			343						—						—
Unamortized loss on reacquired debt and hedging			93						63						10
Gas recovery costs			122						—						122
Decoupling			38						—						38
Extraordinary gas costs			133						—						133
Regulatory assets related to TCJA			47						47						—
Hurricanes and February 2021 Winter Storm Event Restoration Costs			31						5						26
Other regulatory assets			34						—						34
Benefit obligations			4						4						—
Temporary generation costs			219						219						—
Unrecognized equity return (3)			(136)						(17)						(62)
Total amounts recovered in customer rates (5)			1,528						368						741
Total Regulatory Assets			$	3,347					$	1,284					$	1,141
Total Current Regulatory Assets			$	239					$	—					$	238
Total Non-Current Regulatory Assets			$	3,108					$	1,284					$	903
Regulatory Liabilities:
Regulatory liabilities related to TCJA			$	1,346					$	673					$	501
Estimated removal costs			1,247						—						1,191
Other regulatory liabilities			454						195						235
Total Regulatory Liabilities			$	3,047					$	868					$	1,927
Total Current Regulatory Liabilities (6)			$	48					$	7					$	40
Total Non-Current Regulatory Liabilities			$	2,999					$	861					$	1,887

			December 31, 2023
			CenterPoint Energy						Houston Electric						CERC
			(in millions)
Regulatory Assets:
Future amounts recoverable from ratepayers related to:
Benefit obligations (1)			$	379					$	—					$	5
Asset retirement obligations & other			290						75						186
Net deferred income taxes			96						41						42
Total future amounts recoverable from ratepayers			765						116						233
Amounts deferred for future recovery related to:
Cost recovery riders			113						—						73
Hurricanes and February 2021 Winter Storm Event restoration costs			149						123						26
Other regulatory assets			147						59						72
Gas recovery costs			27						—						27
Decoupling			17						—						17
COVID-19 incremental costs			12						8						4
Temporary generation costs			48						48						—
Unrecognized equity return (2)			(63)						(39)						(16)
Total amounts deferred for future recovery			450						199						203
Amounts currently recovered in customer rates related to:
Authorized trackers and cost deferrals			535						44						375
Securitized regulatory assets			434						74						—
Unamortized loss on reacquired debt and hedging			106						72						11
Gas recovery costs			34						—						34
Extraordinary gas costs			208						—						208
Regulatory assets related to TCJA			47						47						—
Hurricane Harvey restoration costs			17						17						—
Benefit obligations			11						11						—
Temporary generation costs			208						208						—
Unrecognized equity return (4)			(141)						(36)						(53)
Total amounts recovered in customer rates			1,459						437						575
Total Regulatory Assets			$	2,674					$	752					$	1,011
Total Current Regulatory Assets			$	161					$	—					$	161
Total Non-Current Regulatory Assets			$	2,513					$	752					$	850
Regulatory Liabilities:
Regulatory liabilities related to TCJA			$	1,377					$	695					$	505
Estimated removal costs			1,322						91						1,150
Other regulatory liabilities			548						245						260
Total Regulatory Liabilities			$	3,247					$	1,031					$	1,915
Total Current Regulatory Liabilities (6)			$	39					$	6					$	33
Total Non-Current Regulatory Liabilities			$	3,208					$	1,025					$	1,882

(1)Pension and postretirement-related regulatory assets balances are actuarially valued annually.

(2)Represents the following: (a) CenterPoint Energy’s allowed equity return on post in-service carrying cost generally associated with investments in Indiana; (b) Houston Electric’s allowed equity return on TEEEF costs and storm restoration costs; and (c) CERC’s allowed equity return on post in-service carrying cost associated with certain distribution facilities replacements expenditures in Texas.

(3)Represents the following: (a) CenterPoint Energy’s allowed equity return on post in-service carrying cost generally associated with investments in Indiana; (b) Houston Electric’s allowed equity return on certain storm restoration balances and (c) CERC’s allowed equity return on post in-service carrying cost associated with certain distribution facilities replacements expenditures in Texas.

(4)Represents the following: (a) CenterPoint Energy’s allowed equity return on post in-service carrying cost generally associated with investments in Indiana; (b) Houston Electric’s allowed equity return on its true-up balance of stranded costs, other changes and related interest resulting from the formerly integrated electric utilities prior to Texas

deregulation to be recovered in rates through 2024 and certain storm restoration balances; and (c) CERC’s allowed equity return on post in-service carrying cost associated with certain distribution facilities replacements expenditures in Texas.

(5)Of the $1.5 billion, $368 million and $741 million currently being recovered in customer rates related to CenterPoint Energy, Houston Electric and CERC, respectively, $463 million, $305 million and $158 million is earning a return, respectively. The weighted average recovery period of regulatory assets currently being recovered in base rates, not earning a return, which totals $424 million, $63 million and $328 million for CenterPoint Energy, Houston Electric and CERC, respectively, is 11 years, 27 years and 7 years, respectively. Regulatory assets not earning a return with perpetual or undeterminable lives have been excluded from the weighted average recovery period calculation.

(6)Current regulatory liabilities are included in Other current liabilities in each of the Registrants’ respective Consolidated Balance Sheets.

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

			Year Ended December 31,
			2024																		2023																		2022
			CenterPoint Energy						Houston Electric						CERC						CenterPoint Energy						Houston Electric						CERC						CenterPoint Energy						Houston Electric						CERC
			(in millions)
Allowed equity return recognized			$	23					$	20					$	2					$	41					$	38					$	2					$	45					$	42					$	2

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