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Taxes (Tables)
12 Months Ended
Dec. 31, 2019
Income Tax Disclosure [Abstract]  
Provision for income taxes (benefits)
For the Years Ended December 31,
INCOME TAXES(1)
201920182017
(In millions)
Currently payable (receivable)-
Federal$(16)$(16)$14 
State(2)
24 17 20 
34 
Deferred, net-   
Federal(3)
150 252 1,647 
State(4)
60 243 40 
210 495 1,687 
Investment tax credit amortization(5)(6)(6)
Total income taxes$213 $490 $1,715 
(1)Income Taxes on Income from Continuing Operations.
(2)Excludes $1 million and $22 million of state tax expense associated with discontinued operations for the years ended December 31, 2018 and 2017, respectively.
(3)Excludes $(9) million, $(1.3) billion and $(771) million of federal tax benefit associated with discontinued operations for the years ended December 31, 2019, 2018 and 2017, respectively.
(4)Excludes $4 million, $12 million and $(69) million of state tax expense (benefit) associated with discontinued operations for the years ended December 31, 2019, 2018 and 2017, respectively.
Reconciliation of federal income tax expense at the federal statutory rate to the total provision for income taxes The following tables provide a reconciliation of federal income tax expense (benefit) at the federal statutory rate to the total income taxes (benefits) for the years ended December 31, 2019, 2018 and 2017:
For the Years Ended December 31,
201920182017
(In millions)
Income from Continuing Operations, before income taxes$1,117 $1,512 $1,426 
Federal income tax expense at statutory rate (21%, 21%, and 35% for 2019, 2018, and 2017, respectively)$235 $318 $499 
Increases (reductions) in taxes resulting from-
State income taxes, net of federal tax benefit96 90 40 
AFUDC equity and other flow-through(36)(31)(15)
Amortization of investment tax credits(5)(5)(6)
ESOP dividend(3)(3)(5)
Remeasurement of deferred taxes— 24 1,193 
WV unitary group remeasurement— 126 — 
Excess deferred tax amortization due to the Tax Act(74)(60)— 
Uncertain tax positions(11)(3)
Valuation allowances21 11 
Other, net
Total income taxes$213 $490 $1,715 
Effective income tax rate19.1 %32.4 %120.3 %
Accumulated deferred income taxes
Accumulated deferred income taxes as of December 31, 2019 and 2018, are as follows:
As of December 31,
20192018
(In millions)
Property basis differences$5,037 $4,737 
Pension and OPEB(698)(629)
TMI-2 nuclear decommissioning89 82 
AROs(226)(215)
Regulatory asset/liability445 414 
Deferred compensation(154)(170)
Estimated worthless stock deduction(1,007)(1,004)
Loss carryforwards and AMT credits(836)(899)
Valuation reserve441 394 
All other(242)(208)
Net deferred income tax liability$2,849 $2,502 
Pre-tax net operating loss expiration period
Expiration PeriodStateLocal
(In millions)
2020-2024$1,844 $1,081 
2025-20291,652 — 
2030-20341,265 — 
2035-2039886 — 
Indefinite67 — 
$5,714 $1,081 
Changes in unrecognized tax benefits
The following table summarizes the changes in unrecognized tax positions for the years ended December 31, 2019, 2018 and 2017:
(In millions)
Balance, January 1, 2017$84 
Current year increases
Decrease for lapse in statute(6)
Balance, December 31, 2017$80 
Current year increases125 
Prior year decreases(45)
Decrease for lapse in statute(2)
Balance, December 31, 2018$158 
Current year increases22 
Prior years decreases(12)
Decrease for lapse in statute(4)
Balance, December 31, 2019$164 
Details of general taxes
General tax expense for the years ended December 31, 2019, 2018 and 2017, recognized in continuing operations is summarized as follows:
For the Years Ended December 31,
201920182017
(In millions)
KWH excise$191 $198 $188 
State gross receipts185 192 184 
Real and personal property504 478 452 
Social security and unemployment100 103 96 
Other28 22 20 
Total general taxes$1,008 $993 $940