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v3.23.3

REGULATORY ACCOUNTING (Tables) | 9 Months Ended
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Sep. 30, 2023
Regulated Operations [Abstract] |
Components of Regulatory Assets | The components of regulatory assets were as follows:
| As of September 30, 2023 |  | As of December 31, 2022
(Millions of Dollars) | Eversource |  | CL&P |  | NSTAR Electric |  | PSNH |  | Eversource |  | CL&P |  | NSTAR Electric |  | PSNH
Storm Costs, Net | $ | 1,700.6 |  |  | $ | 882.7 |  |  | $ | 553.9 |  |  | $ | 264.0 |  |  | $ | 1,379.1 |  |  | $ | 799.3 |  |  | $ | 484.4 |  |  | $ | 95.4 |
Regulatory Tracking Mechanisms | 1,173.3 |  |  | 254.3 |  |  | 473.4 |  |  | 166.1 |  |  | 1,075.3 |  |  | 216.8 |  |  | 391.5 |  |  | 73.7 |
Benefit Costs | 863.4 |  |  | 143.2 |  |  | 278.0 |  |  | 51.8 |  |  | 921.7 |  |  | 156.7 |  |  | 299.5 |  |  | 56.6 |
Income Taxes, Net | 879.6 |  |  | 504.5 |  |  | 125.7 |  |  | 17.6 |  |  | 853.3 |  |  | 491.1 |  |  | 115.6 |  |  | 16.0 |
Securitized Stranded Costs | 403.3 |  |  | — |  |  | — |  |  | 403.3 |  |  | 435.7 |  |  | — |  |  | — |  |  | 435.7 |
Goodwill-related | 268.3 |  |  | — |  |  | 230.4 |  |  | — |  |  | 281.0 |  |  | — |  |  | 241.2 |  |  | — |
Derivative Liabilities | 136.6 |  |  | 136.6 |  |  | — |  |  | — |  |  | 181.8 |  |  | 181.8 |  |  | — |  |  | — |
Asset Retirement Obligations | 135.0 |  |  | 37.8 |  |  | 70.9 |  |  | 4.7 |  |  | 127.9 |  |  | 35.9 |  |  | 68.2 |  |  | 4.4 |
Other Regulatory Assets | 296.5 |  |  | 23.5 |  |  | 96.3 |  |  | 9.0 |  |  | 322.5 |  |  | 26.2 |  |  | 114.0 |  |  | 14.4 |
Total Regulatory Assets | 5,856.6 |  |  | 1,982.6 |  |  | 1,828.6 |  |  | 916.5 |  |  | 5,578.3 |  |  | 1,907.8 |  |  | 1,714.4 |  |  | 696.2 |
Less: Current Portion | 1,507.9 |  |  | 383.7 |  |  | 638.5 |  |  | 177.1 |  |  | 1,335.5 |  |  | 314.1 |  |  | 492.8 |  |  | 102.2 |
Total Long-Term Regulatory Assets | $ | 4,348.7 |  |  | $ | 1,598.9 |  |  | $ | 1,190.1 |  |  | $ | 739.4 |  |  | $ | 4,242.8 |  |  | $ | 1,593.7 |  |  | $ | 1,221.6 |  |  | $ | 594.0 |
Components of Regulatory Liabilities | The components of regulatory liabilities were as follows:
| As of September 30, 2023 |  | As of December 31, 2022
(Millions of Dollars) | Eversource |  | CL&P |  | NSTAR Electric |  | PSNH |  | Eversource |  | CL&P |  | NSTAR Electric |  | PSNH
EDIT due to Tax Cuts and Jobs Act of 2017 | $ | 2,568.6 |  |  | $ | 973.4 |  |  | $ | 915.2 |  |  | $ | 341.6 |  |  | $ | 2,619.3 |  |  | $ | 983.6 |  |  | $ | 944.3 |  |  | $ | 348.6 |
Cost of Removal | 680.8 |  |  | 154.9 |  |  | 418.3 |  |  | 16.0 |  |  | 670.6 |  |  | 130.8 |  |  | 405.3 |  |  | 14.7 |
Regulatory Tracking Mechanisms | 740.5 |  |  | 205.4 |  |  | 345.2 |  |  | 108.4 |  |  | 890.8 |  |  | 361.0 |  |  | 336.1 |  |  | 155.0 |
Deferred Portion of Non-Service Income Components of Pension, SERP and PBOP | 333.4 |  |  | 46.1 |  |  | 166.8 |  |  | 34.7 |  |  | 270.9 |  |  | 34.5 |  |  | 139.7 |  |  | 28.8 |
AFUDC - Transmission | 117.6 |  |  | 53.5 |  |  | 64.1 |  |  | — |  |  | 98.2 |  |  | 48.2 |  |  | 50.0 |  |  | — |
Benefit Costs | 43.9 |  |  | 0.5 |  |  | 21.4 |  |  | — |  |  | 55.4 |  |  | 0.7 |  |  | 31.4 |  |  | — |
Other Regulatory Liabilities | 261.4 |  |  | 30.4 |  |  | 72.6 |  |  | 4.9 |  |  | 215.9 |  |  | 40.6 |  |  | 14.5 |  |  | 6.5 |
Total Regulatory Liabilities | 4,746.2 |  |  | 1,464.2 |  |  | 2,003.6 |  |  | 505.6 |  |  | 4,821.1 |  |  | 1,599.4 |  |  | 1,921.3 |  |  | 553.6 |
Less: Current Portion | 724.4 |  |  | 155.9 |  |  | 416.0 |  |  | 114.6 |  |  | 890.8 |  |  | 336.0 |  |  | 373.2 |  |  | 162.0 |
Total Long-Term Regulatory Liabilities | $ | 4,021.8 |  |  | $ | 1,308.3 |  |  | $ | 1,587.6 |  |  | $ | 391.0 |  |  | $ | 3,930.3 |  |  | $ | 1,263.4 |  |  | $ | 1,548.1 |  |  | $ | 391.6 |

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