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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2020
Income Taxes [Line Items]  
Unrecognized Tax Benefits
2020PSEGPSE&GPSEG PowerEnergy
Holdings
 Millions
Total Amount of Unrecognized Tax Benefits as of January 1, 2020$321 $124 $161 $33 
Increases as a Result of Positions Taken in a Prior Period33 21 10 
Decreases as a Result of Positions Taken in a Prior Period(91)(51)(36)(4)
Increases as a Result of Positions Taken during the Current Period— — — — 
Decreases as a Result of Positions Taken during the Current Period— — — — 
Decreases as a Result of Settlements with Taxing Authorities(116)(64)(52)— 
Decreases due to Lapses of Applicable Statute of Limitations— — — — 
Total Amount of Unrecognized Tax Benefits as of December 31, 2020$147 $30 $83 $30 
Accumulated Deferred Income Taxes Associated with Unrecognized Tax Benefits(69)(12)(49)(8)
Regulatory Asset—Unrecognized Tax Benefits(15)(15)— — 
Total Amount of Unrecognized Tax Benefits that if Recognized, would Impact the Effective Tax Rate (including Interest and Penalties)$63 $3 $34 $22 
2019PSEGPSE&GPSEG PowerEnergy
Holdings
 Millions
Total Amount of Unrecognized Tax Benefits as of January 1, 2019$318 $108 $151 $54 
Increases as a Result of Positions Taken in a Prior Period17 
Decreases as a Result of Positions Taken in a Prior Period(37)(1)(13)(22)
Increases as a Result of Positions Taken during the Current Period27 12 15 — 
Decreases as a Result of Positions Taken during the Current Period— — — — 
Decreases as a Result of Settlements with Taxing Authorities(4)— — (4)
Decreases due to Lapses of Applicable Statute of Limitations— — — — 
Total Amount of Unrecognized Tax Benefits as of December 31, 2019$321 $124 $161 $33 
Accumulated Deferred Income Taxes Associated with Unrecognized Tax Benefits(184)(71)(105)(7)
Regulatory Asset—Unrecognized Tax Benefits(46)(46)— — 
Total Amount of Unrecognized Tax Benefits that if Recognized, would Impact the Effective Tax Rate (including Interest and Penalties)$91 $7 $56 $26 
2018PSEGPSE&GPSEG PowerEnergy
Holdings
 Millions
Total Amount of Unrecognized Tax Benefits as of January 1, 2018$334 $135 $142 $53 
Increases as a Result of Positions Taken in a Prior Period11 
Decreases as a Result of Positions Taken in a Prior Period(70)(31)(37)(2)
Increases as a Result of Positions Taken during the Current Period52 48 — 
Decreases as a Result of Positions Taken during the Current Period(3)(3)— — 
Decreases as a Result of Settlements with Taxing Authorities(6)— (6)— 
Decreases due to Lapses of Applicable Statute of Limitations— — — — 
Total Amount of Unrecognized Tax Benefits as of December 31, 2018$318 $108 $151 $54 
Accumulated Deferred Income Taxes Associated with Unrecognized Tax Benefits(173)(57)(104)(12)
Regulatory Asset—Unrecognized Tax Benefits(46)(46)— — 
Total Amount of Unrecognized Tax Benefits that if Recognized, would Impact the Effective Tax Rate (including Interest and Penalties)$99 $5 $47 $42 
Interest And Penalties Related To Uncertain Tax Positions
PSEG and its subsidiaries include accrued interest and penalties related to uncertain tax positions required to be recorded as Income Tax Expense in the Consolidated Statements of Operations. Accumulated interest and penalties that are recorded on the Consolidated Balance Sheets on uncertain tax positions were as follows:
 Accumulated Interest and Penalties
on Uncertain Tax Positions
as of December 31,
 202020192018
 Millions
PSEG$29 $40 $43 
PSE&G$$16 $12 
PSEG Power$$12 $
Energy Holdings$15 $13 $22 
Possible Decrease In Total Unrecognized Tax Benefits Including Interest It is reasonably possible that total unrecognized tax benefits will significantly increase or decrease within the next twelve months due to either agreements with various taxing authorities upon audit, the expiration of the Statute of Limitations, or other pending tax matters. These potential increases or decreases are as follows:
Possible (Increase)/Decrease in Total Unrecognized Tax Benefits Over the next
12 Months
Millions
PSEG$12 
PSE&G$12 
PSEG Power$— 
Description Of Income Tax Years By Material Jurisdictions
A description of income tax years that remain subject to examination by material jurisdictions, where an examination has not already concluded are:
  PSEGPSE&G  PSEG Power 
United States    
Federal  2017-2019N/A  N/A
New Jersey  2011-20192011-2019  N/A
Pennsylvania  2017-20192017-2019  N/A
Connecticut  2016-2019N/A  N/A
Maryland  2017-2019N/A  N/A
New York  2017-2019N/A  N/A
PSEG [Member]  
Income Taxes [Line Items]  
Schedule of Effective Income Tax Rate Reconciliation
A reconciliation of reported income tax expense for PSEG with the amount computed by multiplying pre-tax income by the statutory federal income tax rate of 21% is as follows:
 Years Ended December 31,
PSEG202020192018
 Millions
Net Income$1,905 $1,693 $1,438 
Income Taxes:
Operating Income:
Current (Benefit) Expense:
Federal$385 $84 $(97)
State48 18 83 
Total Current433 102 (14)
Deferred Expense (Benefit):
Federal(164)373 
State141 132 71 
Total Deferred(23)135 444 
ITC(14)20 (13)
Total Income Tax Expense (Benefit)$396 $257 $417 
Pre-Tax Income$2,301 $1,950 $1,855 
Tax Computed at Statutory Rate @ 21% $483 $410 $390 
Increase (Decrease) Attributable to Flow-Through of Certain Tax Adjustments:
State Income Taxes (net of federal income tax)147 117 123 
Uncertain Tax Positions— (24)
NDT Fund32 34 (13)
Plant-Related Items(9)(2)(10)
Tax Credits(18)(18)(16)
Audit Settlement(27)— — 
Leasing Activities(35)— — 
Tax Adjustment Credit(205)(272)(30)
Deferred Tax Expense (Benefit) - Tax Act— — 
Bad Debt Flow-Through28 — — 
Other(3)(12)(6)
Subtotal(87)(153)27 
Total Income Tax Expense (Benefit)$396 $257 $417 
Effective Income Tax Rate17.2 %13.2 %22.5 %
Deferred Income Taxes
The following is an analysis of deferred income taxes for PSEG:
As of December 31,
PSEG20202019
 Millions
Deferred Income Taxes
Assets:
Noncurrent:
Regulatory Liability Excess Deferred Tax$485 $539 
OPEB135 151 
Related to Uncertain Tax Positions29 97 
Interest Disallowance Carry Forward39 76 
Operating Leases60 64 
Other170 128 
Total Noncurrent Assets$918 $1,055 
Liabilities:
Noncurrent:
Plant-Related Items$5,163 $5,051 
New Jersey Corporate Business Tax1,016 876 
Leasing Activities133 284 
AROs and NDT Fund324 277 
Taxes Recoverable Through Future Rates (net)114 108 
Pension Costs97 98 
Operating Leases55 59 
Other247 273 
Total Noncurrent Liabilities$7,149 $7,026 
Summary of Accumulated Deferred Income Taxes:
Net Noncurrent Deferred Income Tax Liabilities$6,231 $5,971 
ITC271 285 
Net Total Noncurrent Deferred Income Taxes and ITC$6,502 $6,256 
The deferred tax effect of certain assets and liabilities is presented in the table above net of the deferred tax effect associated with the respective regulatory deferrals.
Public Service Electric and Gas Company  
Income Taxes [Line Items]  
Schedule of Effective Income Tax Rate Reconciliation
A reconciliation of reported income tax expense for PSE&G with the amount computed by multiplying pre-tax income by the statutory federal income tax rate of 21% is as follows:
 Years Ended December 31,
PSE&G202020192018
 Millions
Net Income$1,327 $1,250 $1,067 
Income Taxes:
Operating Income:
Current (Benefit) Expense:
Federal$179 $121 $(62)
State— 
Total Current187 121 (61)
Deferred Expense (Benefit):
Federal(71)(156)287 
State128 117 122 
Total Deferred57 (39)409 
ITC(4)11 (4)
Total Income Tax Expense$240 $93 $344 
Pre-Tax Income$1,567 $1,343 $1,411 
Tax Computed at Statutory Rate @ 21% $329 $282 $296 
Increase (Decrease) Attributable to Flow-Through of Certain Tax Adjustments:
State Income Taxes (net of federal income tax)106 92 98 
Uncertain Tax Positions(1)
Plant-Related Items(9)(2)(10)
Tax Credits(9)(8)(8)
Audit Settlement(2)— — 
Tax Adjustment Credit(205)(272)(30)
Bad Debt Flow-Through28 — — 
Other(2)— (1)
Subtotal(89)(189)48 
Total Income Tax Expense$240 $93 $344 
Effective Income Tax Rate15.3 %6.9 %24.4 %
Deferred Income Taxes
The following is an analysis of deferred income taxes for PSE&G:
As of December 31,
PSE&G20202019
 Millions
Deferred Income Taxes
Assets:
Noncurrent:
     Regulatory Liability Excess Deferred Tax$485 $539 
OPEB82 97 
     Related to Uncertain Tax Positions— 42 
Operating Leases21 21 
Other92 55 
Total Noncurrent Assets$680 $754 
Liabilities:
Noncurrent:
Plant-Related Items$3,874 $3,754 
New Jersey Corporate Business Tax721 588 
Pension Costs166 160 
Taxes Recoverable Through Future Rates (net)114 108 
Conservation Costs61 44 
Operating Leases21 21 
Related to Uncertain Tax Positions— 
Other161 183 
Total Noncurrent Liabilities$5,123 $4,858 
Summary of Accumulated Deferred Income Taxes:
Net Noncurrent Deferred Income Tax Liabilities$4,443 $4,104 
ITC81 85 
Net Total Noncurrent Deferred Income Taxes and ITC$4,524 $4,189 
The deferred tax effect of certain assets and liabilities is presented in the table above net of the deferred tax effect associated with the respective regulatory deferrals.
PSEG Power LLC  
Income Taxes [Line Items]  
Schedule of Effective Income Tax Rate Reconciliation
A reconciliation of reported income tax expense for PSEG Power with the amount computed by multiplying pre-tax income by the statutory federal income tax rate of 21% is as follows:
 Years Ended December 31,
PSEG Power202020192018
 Millions
Net Income$594 $468 $365 
Income Taxes:
Operating Income:
Current (Benefit) Expense:
Federal$135 $(48)$(164)
State(7)24 
Total Current128 (45)(140)
Deferred Expense (Benefit):
Federal39 208 214 
State31 31 
Total Deferred70 239 215 
ITC(10)(9)
Total Income Tax Expense (Benefit) $188 $203 $66 
Pre-Tax Income $782 $671 $431 
Tax Computed at Statutory Rate @ 21% $164 $141 $91 
Increase (Decrease) Attributable to Flow-Through of Certain Tax Adjustments:
State Income Taxes (net of federal income tax)18 25 21 
NDT Fund32 34 (13)
Tax Credits(9)(10)(7)
Uncertain Tax Positions11 (24)
Audit Settlement(21)— — 
Deferred Tax Benefit - Tax Act— — (1)
Other(1)(1)
Subtotal24 62 (25)
Total Income Tax Expense (Benefit)$188 $203 $66 
Effective Income Tax Rate24.0 %30.3 %15.3 %
Deferred Income Taxes
The following is an analysis of deferred income taxes for PSEG Power:
As of December 31,
PSEG Power20202019
 Millions
Deferred Income Taxes
Assets:
Noncurrent:
Related to Uncertain Tax Positions$38 $72 
Pension Costs68 61 
OPEB41 40 
Operating Leases13 15 
Interest Disallowance Carry Forward12 
Contractual Liabilities & Environmental Costs
Other36 30 
Total Noncurrent Assets$208 $237 
Liabilities:
Noncurrent:
Plant-Related Items$1,286 $1,292 
New Jersey Corporate Business Tax308 282 
AROs and NDT Fund325 278 
Operating Leases13 15 
Other21 45 
Total Noncurrent Liabilities$1,953 $1,912 
Summary of Accumulated Deferred Income Taxes:
Net Noncurrent Deferred Income Tax Liabilities$1,745 $1,675 
ITC191 201 
Net Total Noncurrent Deferred Income Taxes and ITC$1,936 $1,876