REGULATORY ACCOUNTING (Tables)

9 Months Ended

Sep. 30, 2022

Regulated Operations [Abstract]

Components of Regulatory Assets

The components of regulatory assets were as follows:

	As of September 30, 2022								As of December 31, 2021
(Millions of Dollars)	Eversource		CL&P		NSTAR Electric		PSNH		Eversource		CL&P		NSTAR Electric		PSNH
Benefit Costs	$	1,408.9	$	263.3	$	389.0	$	114.6	$	1,481.0	$	272.4	$	395.5	$	118.9
Storm Costs, Net	1,243.9		722.5		459.9		61.5		1,102.7		695.6		341.3		65.8
Regulatory Tracking Mechanisms	941.2		214.4		339.0		70.4		1,050.5		333.6		376.6		85.4
Income Taxes, Net	808.5		480.0		114.5		17.4		790.7		470.5		112.6		17.5
Securitized Stranded Costs	446.5		—		—		446.5		478.9		—		—		478.9
Goodwill-related	285.2		—		244.8		—		297.8		—		255.7		—
Derivative Liabilities	195.9		195.9		—		—		249.2		249.2		—		—
Asset Retirement Obligations	124.3		35.3		66.0		4.3		115.0		33.6		59.8		4.1
Other Regulatory Assets	248.0		27.1		32.0		14.1		150.0		29.9		37.7		15.8
Total Regulatory Assets	5,702.4		1,938.5		1,645.2		728.8		5,715.8		2,084.8		1,579.2		786.4
Less:  Current Portion	1,143.6		305.6		387.3		110.1		1,129.1		371.6		444.0		107.2
Total Long-Term Regulatory Assets	$	4,558.8	$	1,632.9	$	1,257.9	$	618.7	$	4,586.7	$	1,713.2	$	1,135.2	$	679.2

Components of Regulatory Liabilities

The components of regulatory liabilities were as follows:

	As of September 30, 2022								As of December 31, 2021
(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	$	2,629.0	$	986.1	$	952.6	$	350.0	$	2,685.2	$	996.1	$	984.5	$	359.2
Cost of Removal	654.5		122.4		418.3		19.3		649.6		100.1		381.0		17.2
Regulatory Tracking Mechanisms	957.4		455.7		326.2		165.1		448.4		182.0		185.1		107.0
Deferred Portion of Non-Service Income    Components of Pension, SERP and PBOP	240.3		28.9		127.5		25.3		148.3		12.0		90.7		14.9
Benefit Costs	110.9		—		88.1		—		133.5		—		107.4		—
AFUDC - Transmission	93.1		46.4		46.7		—		81.0		43.2		37.8		—
CL&P Settlement Agreement and Storm   Performance Penalty	—		—		—		—		81.3		81.3		—		—
Other Regulatory Liabilities	204.6		38.6		4.4		6.7		241.4		45.1		0.8		3.3
Total Regulatory Liabilities	4,889.8		1,678.1		1,963.8		566.4		4,468.7		1,459.8		1,787.3		501.6
Less:  Current Portion	988.7		434.5		368.0		185.1		602.4		266.5		228.2		120.2
Total Long-Term Regulatory Liabilities	$	3,901.1	$	1,243.6	$	1,595.8	$	381.3	$	3,866.3	$	1,193.3	$	1,559.1	$	381.4