REGULATORY ACCOUNTING (Tables)

9 Months Ended

Sep. 30, 2020

Regulated Operations [Abstract]

Components of Regulatory Assets

The components of regulatory assets were as follows:

	As of September 30, 2020								As of December 31, 2019
(Millions of Dollars)	Eversource		CL&P		NSTAR Electric		PSNH		Eversource		CL&P		NSTAR Electric		PSNH
Benefit Costs	$	2,256.1	$	483.3	$	601.4	$	205.7	$	2,382.9	$	539.0	$	629.8	$	218.2
Income Taxes, Net	731.2		459.8		110.0		13.7		725.8		458.8		108.0		12.8
Securitized Stranded Costs	532.9		—		—		532.9		565.3		—		—		565.3
Storm Restoration Costs, Net	739.6		510.7		171.4		57.5		540.6		274.6		200.6		65.4
Regulatory Tracker Mechanisms	531.8		174.4		203.0		82.3		411.5		78.3		207.1		65.8
Derivative Liabilities	311.8		311.8		—		—		334.5		329.2		—		—
Goodwill-related	318.9		—		273.8		—		331.5		—		284.6		—
Asset Retirement Obligations	105.8		32.3		56.2		3.8		97.2		30.8		50.3		3.6
Other Regulatory Assets	118.0		34.2		56.9		16.5		125.4		25.2		55.2		14.7
Total Regulatory Assets	5,646.1		2,006.5		1,472.7		912.4		5,514.7		1,735.9		1,535.6		945.8
Less:  Current Portion	762.9		273.8		278.6		103.6		651.1		178.6		285.6		84.1
Total Long-Term Regulatory Assets	$	4,883.2	$	1,732.7	$	1,194.1	$	808.8	$	4,863.6	$	1,557.3	$	1,250.0	$	861.7

Components of Regulatory Liabilities

The components of regulatory liabilities were as follows:

	As of September 30, 2020								As of December 31, 2019
(Millions of Dollars)	Eversource		CL&P		NSTAR Electric		PSNH		Eversource		CL&P		NSTAR Electric		PSNH
EDIT due to Tax Cuts and Jobs Act	$	2,805.3	$	1,013.9	$	1,050.1	$	388.7	$	2,844.6	$	1,022.8	$	1,071.2	$	392.8
Cost of Removal	610.4		93.0		354.8		12.9		559.8		64.6		330.6		16.3
Benefit Costs	79.5		—		68.7		—		84.5		—		72.2		—
Regulatory Tracker Mechanisms	445.7		171.1		181.9		56.2		325.1		94.8		165.6		57.0
AFUDC - Transmission	77.1		45.0		32.1		—		73.2		46.0		27.2		—
Other Regulatory Liabilities	158.2		38.2		57.9		9.9		132.0		19.6		59.0		13.1
Total Regulatory Liabilities	4,176.2		1,361.2		1,745.5		467.7		4,019.2		1,247.8		1,725.8		479.2
Less:  Current Portion	464.7		164.9		210.7		61.5		361.2		82.8		209.2		65.8
Total Long-Term Regulatory Liabilities	$	3,711.5	$	1,196.3	$	1,534.8	$	406.2	$	3,658.0	$	1,165.0	$	1,516.6	$	413.4