REGULATORY ACCOUNTING (Tables)

3 Months Ended

Mar. 31, 2020

Regulated Operations [Abstract]

Components of Regulatory Assets

The components of regulatory assets were as follows:

	As of March 31, 2020								As of December 31, 2019
(Millions of Dollars)	Eversource		CL&P		NSTAR Electric		PSNH		Eversource		CL&P		NSTAR Electric		PSNH
Benefit Costs	$	2,334.3	$	528.3	$	616.3	$	213.9	$	2,382.9	$	539.0	$	629.8	$	218.2
Income Taxes, Net	727.2		458.9		108.5		12.8		725.8		458.8		108.0		12.8
Securitized Stranded Costs	554.5		—		—		554.5		565.3		—		—		565.3
Storm Restoration Costs, Net	497.6		251.6		183.0		63.0		540.6		274.6		200.6		65.4
Regulatory Tracker Mechanisms	551.5		191.0		227.4		84.6		411.5		78.3		207.1		65.8
Derivative Liabilities	335.2		333.8		—		—		334.5		329.2		—		—
Goodwill-related	327.3		—		281.0		—		331.5		—		284.6		—
Asset Retirement Obligations	99.3		31.2		51.5		3.7		97.2		30.8		50.3		3.6
Other Regulatory Assets	136.5		24.8		61.6		13.8		125.4		25.2		55.2		14.7
Total Regulatory Assets	5,563.4		1,819.6		1,529.3		946.3		5,514.7		1,735.9		1,535.6		945.8
Less:  Current Portion	785.1		290.6		304.0		102.4		651.1		178.6		285.6		84.1
Total Long-Term Regulatory Assets	$	4,778.3	$	1,529.0	$	1,225.3	$	843.9	$	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 March 31, 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	$	2,831.2	$	1,019.8	$	1,063.9	$	391.4	$	2,844.6	$	1,022.8	$	1,071.2	$	392.8
Cost of Removal	579.3		77.4		337.2		14.8		559.8		64.6		330.6		16.3
Benefit Costs	80.1		—		68.6		—		84.5		—		72.2		—
Regulatory Tracker Mechanisms	412.5		121.7		189.8		64.1		325.1		94.8		165.6		57.0
AFUDC - Transmission	74.4		45.7		28.7		—		73.2		46.0		27.2		—
Other Regulatory Liabilities	130.6		34.4		47.4		10.7		132.0		19.6		59.0		13.1
Total Regulatory Liabilities	4,108.1		1,299.0		1,735.6		481.0		4,019.2		1,247.8		1,725.8		479.2
Less:  Current Portion	439.9		119.3		219.9		69.0		361.2		82.8		209.2		65.8
Total Long-Term Regulatory Liabilities	$	3,668.2	$	1,179.7	$	1,515.7	$	412.0	$	3,658.0	$	1,165.0	$	1,516.6	$	413.4