REGULATORY ACCOUNTING (Tables)

6 Months Ended

Jun. 30, 2024

Regulated Operations [Abstract]

Components of Regulatory Assets

The components of regulatory assets were as follows:

	As of June 30, 2024								As of December 31, 2023
(Millions of Dollars)	Eversource		CL&P		NSTAR Electric		PSNH		Eversource		CL&P		NSTAR Electric		PSNH
Storm Costs, Net	$	2,074.8	$	976.8	$	652.1	$	445.9	$	1,785.9	$	896.6	$	609.1	$	280.2
Regulatory Tracking Mechanisms	1,722.0		743.7		549.6		174.3		1,319.2		354.5		482.9		182.2
Benefit Costs	1,116.5		201.6		320.3		81.0		1,117.3		197.4		336.7		79.3
Income Taxes, Net	936.1		522.4		138.2		14.8		912.4		512.6		128.6		16.4
Securitized Stranded Costs	370.9		—		—		370.9		392.5		—		—		392.5
Goodwill-related	255.7		—		219.5		—		264.1		—		226.7		—
Asset Retirement Obligations	144.0		39.8		75.3		4.9		137.9		38.5		72.3		4.7
Derivative Liabilities	87.4		87.4		—		—		120.9		120.9		—		—
Other Regulatory Assets	360.3		21.0		107.9		5.8		339.0		22.7		101.6		8.0
Total Regulatory Assets	7,067.7		2,592.7		2,062.9		1,097.6		6,389.2		2,143.2		1,957.9		963.3
Less:  Current Portion	2,071.7		860.8		757.4		175.0		1,674.2		480.4		676.1		189.5
Total Long-Term Regulatory Assets	$	4,996.0	$	1,731.9	$	1,305.5	$	922.6	$	4,715.0	$	1,662.8	$	1,281.8	$	773.8

Components of Regulatory Liabilities

The components of regulatory liabilities were as follows:

	As of June 30, 2024								As of December 31, 2023
(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	$	2,526.7	$	963.9	$	894.0	$	335.7	$	2,548.6	$	969.2	$	905.1	$	339.3
Regulatory Tracking Mechanisms	722.7		183.2		393.3		72.6		668.3		154.0		347.2		114.4
Cost of Removal	717.4		182.1		442.2		18.4		666.6		157.9		420.9		16.2
Deferred Portion of Non-Service Income    Components of Pension, SERP and PBOP	391.5		56.0		194.0		39.7		354.0		49.9		175.9		36.6
AFUDC - Transmission	142.4		61.0		81.4		—		124.3		56.1		68.2		—
Benefit Costs	40.4		0.5		14.7		—		51.0		0.6		22.2		—
Other Regulatory Liabilities	204.0		38.5		13.5		4.9		201.9		30.4		13.9		4.6
Total Regulatory Liabilities	4,745.1		1,485.2		2,033.1		471.3		4,614.7		1,418.1		1,953.4		511.1
Less:  Current Portion	652.3		133.3		413.5		79.1		591.8		102.2		368.1		117.5
Total Long-Term Regulatory Liabilities	$	4,092.8	$	1,351.9	$	1,619.6	$	392.2	$	4,022.9	$	1,315.9	$	1,585.3	$	393.6