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REGULATION (Tables) | 6 Months Ended
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Mar. 31, 2024
Regulated Operations [Abstract] |
Schedule of Regulatory Assets | Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for NJNG are comprised of the following:
(Thousands) | March 31, 2024 | September 30, 2023
Regulatory assets-current |  |
New Jersey Clean Energy Program | $ | 6,827 |  | $ | 15,804 |
Conservation Incentive Program | 55,200 |  | 50,356 |
Derivatives at fair value, net | 30,444 |  | 6,017 |
Other current regulatory assets | 1,416 |  | 1,410 |
Total current regulatory assets | $ | 93,887 |  | $ | 73,587 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 69,229 |  | $ | 66,298 |
Liability for future expenditures | 157,813 |  | 169,390 |
Deferred income taxes | 42,626 |  | 41,667 |
SAVEGREEN | 88,496 |  | 83,589 |
Postemployment and other benefit costs | 7,936 |  | 55,274 |
Cost of removal | 118,900 |  | 112,362 |
Other noncurrent regulatory assets | 44,943 |  | 51,019 |
Total noncurrent regulatory assets | $ | 529,943 |  | $ | 579,599 |
Regulatory liability-current |  |
Overrecovered natural gas costs | $ | 31,628 |  | $ | 30,637 |
Total current regulatory liabilities | $ | 31,628 |  | $ | 30,637 |
Regulatory liabilities-noncurrent |  |
Tax Act impact (1) | $ | 177,838 |  | $ | 180,347 |
Other noncurrent regulatory liabilities | 438 |  | 111 |
Total noncurrent regulatory liabilities | $ | 178,276 |  | $ | 180,458 |
(1)Reflects the re-measurement and subsequent amortization of NJNG's net deferred tax liabilities as a result of the change in federal tax rates enacted in the Tax Act. The Tax Act is an Act to Provide for Reconciliation Pursuant to Titles II and V of the Concurrent Resolution on the Budget for Fiscal Year 2018, previously known as The Tax Cuts and Jobs Act of 2017. Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for Adelphia are comprised of the following:
(Thousands) | March 31, 2024 | September 30, 2023
Total noncurrent regulatory assets | $ | 5,161 |  | $ | 5,231 |
Total current regulatory liabilities | $ | 1,535 |  | $ | 1,650 |
Schedule of Regulatory Liabilities | Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for NJNG are comprised of the following:
(Thousands) | March 31, 2024 | September 30, 2023
Regulatory assets-current |  |
New Jersey Clean Energy Program | $ | 6,827 |  | $ | 15,804 |
Conservation Incentive Program | 55,200 |  | 50,356 |
Derivatives at fair value, net | 30,444 |  | 6,017 |
Other current regulatory assets | 1,416 |  | 1,410 |
Total current regulatory assets | $ | 93,887 |  | $ | 73,587 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 69,229 |  | $ | 66,298 |
Liability for future expenditures | 157,813 |  | 169,390 |
Deferred income taxes | 42,626 |  | 41,667 |
SAVEGREEN | 88,496 |  | 83,589 |
Postemployment and other benefit costs | 7,936 |  | 55,274 |
Cost of removal | 118,900 |  | 112,362 |
Other noncurrent regulatory assets | 44,943 |  | 51,019 |
Total noncurrent regulatory assets | $ | 529,943 |  | $ | 579,599 |
Regulatory liability-current |  |
Overrecovered natural gas costs | $ | 31,628 |  | $ | 30,637 |
Total current regulatory liabilities | $ | 31,628 |  | $ | 30,637 |
Regulatory liabilities-noncurrent |  |
Tax Act impact (1) | $ | 177,838 |  | $ | 180,347 |
Other noncurrent regulatory liabilities | 438 |  | 111 |
Total noncurrent regulatory liabilities | $ | 178,276 |  | $ | 180,458 |
(1)Reflects the re-measurement and subsequent amortization of NJNG's net deferred tax liabilities as a result of the change in federal tax rates enacted in the Tax Act. The Tax Act is an Act to Provide for Reconciliation Pursuant to Titles II and V of the Concurrent Resolution on the Budget for Fiscal Year 2018, previously known as The Tax Cuts and Jobs Act of 2017. Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for Adelphia are comprised of the following:
(Thousands) | March 31, 2024 | September 30, 2023
Total noncurrent regulatory assets | $ | 5,161 |  | $ | 5,231 |
Total current regulatory liabilities | $ | 1,535 |  | $ | 1,650 |

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