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Supplemental Disclosure of Cash Flow and Balance Sheet Information | 12 Months Ended
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Dec. 31, 2024
Supplemental Cash Flow Elements [Abstract] |
Supplemental Disclosure of Cash Flow and Balance Sheet Information | Supplemental Disclosure of Cash Flow and Balance Sheet Information Supplemental Disclosure of Cash Flow Information The tables below provide supplemental disclosure of cash flow information for the periods presented:
| 2024 |  | 2023 |  | 2022
| CenterPoint Energy |  | Houston Electric |  | CERC |  | CenterPoint Energy |  | Houston Electric |  | CERC |  | CenterPoint Energy |  | Houston Electric |  | CERC
| (in millions)
Cash Payments (Refunds): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest, net of capitalized interest | $ | 805 |  |  | $ | 321 |  |  | $ | 190 |  |  | $ | 664 |  |  | $ | 287 |  |  | $ | 175 |  |  | $ | 480 |  |  | $ | 223 |  |  | $ | 104 |
Income tax payments (refunds), net (1) | (9) |  |  | 26 |  |  | 3 |  |  | 215 |  |  | 12 |  |  | 115 |  |  | 421 |  |  | 142 |  |  | 37 |
Non-cash transactions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts payable related to capital expenditures | 467 |  |  | 381 |  |  | 103 |  |  | 246 |  |  | 166 |  |  | 74 |  |  | 335 |  |  | 168 |  |  | 139 |
ROU assets obtained in exchange for lease liabilities (2) | 18 |  |  | — |  |  | 13 |  |  | 3 |  |  | 1 |  |  | — |  |  | 7 |  |  | 6 |  |  | — |
(1) CenterPoint Energy’s $215 million income tax payments in 2023 were attributable to recovery of extraordinary gas costs incurred in the February 2021 Winter Storm through the Railroad Commission ordered securitization. (2) Excludes ROU assets obtained through prepayment of the lease liabilities. See Note 19. The table below provides a reconciliation of cash, cash equivalents and restricted cash reported in the Consolidated Balance Sheets to the amount reported in the Statements of Consolidated Cash Flows for the periods presented:
| December 31, 2024 |  | December 31, 2023
| CenterPoint Energy |  | Houston Electric |  | CERC |  | CenterPoint Energy |  | Houston Electric |  | CERC
| (in millions)
Cash and cash equivalents (1) | $ | 24 |  |  | $ | 14 |  |  | $ | 2 |  |  | $ | 90 |  |  | $ | 76 |  |  | $ | 1 |
Restricted cash included in Prepaid expenses and other current assets (2) | 6 |  |  | — |  |  | — |  |  | 19 |  |  | 13 |  |  | — |
Total cash, cash equivalents and restricted cash shown in Statements of Consolidated Cash Flows | $ | 30 |  |  | $ | 14 |  |  | $ | 2 |  |  | $ | 109 |  |  | $ | 89 |  |  | $ | 1 |
(1)Cash and cash equivalents related to VIEs as of December 31, 2024 and 2023 included $21 million and $90 million, respectively, at CenterPoint Energy and $14 million and $76 million, respectively, at Houston Electric. (2)Restricted cash primarily related to accounts established by CenterPoint Energy and Houston Electric in connection with the issuance of the Securitization Bonds to collateralize the Securitization Bonds that were issued in these financing transactions. These restricted cash accounts are not available for withdrawal until the maturity of the Securitization Bonds. Supplemental Disclosure of Balance Sheet Information Included in other current liabilities on CERC’s Consolidated Balance Sheets as of December 31, 2024 and 2023 was $98 million and $118 million, respectively, of credits related to customers on budget billing programs. Included in other current liabilities on Houston Electric’s Consolidated Balance Sheets as of December 31, 2024 and 2023 was $85 million and $47 million, respectively, of builder deposits.

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/230/tableOfContent + Details
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