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REGULATION (Tables) | 3 Months Ended
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Dec. 31, 2021
Regulated Operations [Abstract] |
Schedule of Regulator Liabilities | Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for NJNG are comprised of the following:
(Thousands) | December 31, 2021 | September 30, 2021
Regulatory assets-current |  |
New Jersey Clean Energy Program | $ | 14,416 |  | $ | 16,308 |
Conservation Incentive Program | 22,493 |  | 11,839 |
Other current regulatory assets | 1,371 |  | 1,554 |
Total current regulatory assets | $ | 38,280 |  | $ | 29,701 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 64,662 |  | $ | 58,483 |
Liability for future expenditures | 126,881 |  | 135,012 |
Deferred income taxes | 39,613 |  | 39,694 |
SAVEGREEN | 37,342 |  | 32,941 |
Postemployment and other benefit costs | 114,515 |  | 117,194 |
Deferred storm damage costs | 3,800 |  | 4,343 |
Cost of removal | 99,160 |  | 99,238 |
Other noncurrent regulatory assets | 38,685 |  | 32,695 |
Total noncurrent regulatory assets | $ | 524,658 |  | $ | 519,600 |
Regulatory liability-current |  |
Overrecovered natural gas costs | $ | 11,659 |  | $ | 5,510 |
Derivatives at fair value, net | 7,340 |  | 22,497 |
Total current regulatory liabilities | $ | 18,999 |  | $ | 28,007 |
Regulatory liabilities-noncurrent |  |
Tax Act impact (1) | $ | 189,131 |  | $ | 190,386 |
Derivatives at fair value, net | — |  | 1,166 |
Other noncurrent regulatory liabilities | 688 |  | 336 |
Total noncurrent regulatory liabilities | $ | 189,819 |  | $ | 191,888 |
(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. At December 31, 2021, other noncurrent regulatory assets include deferred pandemic costs of $10.7 million primarily related to a portion of bad debt associated with customer accounts receivable resulting from the impacts of the ongoing COVID-19 pandemic. These costs are eligible for future regulatory recovery. Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for Adelphia Gateway are comprised of the following:
(Thousands) | December 31, 2021 | September 30, 2021
Total current regulatory assets | $ | 373 |  | $ | 417 |
Total noncurrent regulatory assets | $ | 3,416 |  | $ | 2,499 |
Total noncurrent regulatory liabilities | $ | 895 |  | $ | 1,163 |
Schedule of Regulatory Assets | Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for NJNG are comprised of the following:
(Thousands) | December 31, 2021 | September 30, 2021
Regulatory assets-current |  |
New Jersey Clean Energy Program | $ | 14,416 |  | $ | 16,308 |
Conservation Incentive Program | 22,493 |  | 11,839 |
Other current regulatory assets | 1,371 |  | 1,554 |
Total current regulatory assets | $ | 38,280 |  | $ | 29,701 |
Regulatory assets-noncurrent |  |
Environmental remediation costs: |  |
Expended, net of recoveries | $ | 64,662 |  | $ | 58,483 |
Liability for future expenditures | 126,881 |  | 135,012 |
Deferred income taxes | 39,613 |  | 39,694 |
SAVEGREEN | 37,342 |  | 32,941 |
Postemployment and other benefit costs | 114,515 |  | 117,194 |
Deferred storm damage costs | 3,800 |  | 4,343 |
Cost of removal | 99,160 |  | 99,238 |
Other noncurrent regulatory assets | 38,685 |  | 32,695 |
Total noncurrent regulatory assets | $ | 524,658 |  | $ | 519,600 |
Regulatory liability-current |  |
Overrecovered natural gas costs | $ | 11,659 |  | $ | 5,510 |
Derivatives at fair value, net | 7,340 |  | 22,497 |
Total current regulatory liabilities | $ | 18,999 |  | $ | 28,007 |
Regulatory liabilities-noncurrent |  |
Tax Act impact (1) | $ | 189,131 |  | $ | 190,386 |
Derivatives at fair value, net | — |  | 1,166 |
Other noncurrent regulatory liabilities | 688 |  | 336 |
Total noncurrent regulatory liabilities | $ | 189,819 |  | $ | 191,888 |
(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. At December 31, 2021, other noncurrent regulatory assets include deferred pandemic costs of $10.7 million primarily related to a portion of bad debt associated with customer accounts receivable resulting from the impacts of the ongoing COVID-19 pandemic. These costs are eligible for future regulatory recovery. Regulatory assets and liabilities included on the Unaudited Condensed Consolidated Balance Sheets for Adelphia Gateway are comprised of the following:
(Thousands) | December 31, 2021 | September 30, 2021
Total current regulatory assets | $ | 373 |  | $ | 417 |
Total noncurrent regulatory assets | $ | 3,416 |  | $ | 2,499 |
Total noncurrent regulatory liabilities | $ | 895 |  | $ | 1,163 |

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