XML 58 R37.htm IDEA: XBRL DOCUMENT v3.24.0.1
Income Taxes (Tables)
12 Months Ended
Dec. 31, 2023
Income Tax Disclosure [Abstract]  
Schedule of Income Before Income Taxes
The components of “Income Before Income Taxes” are as follows:
 Year Ended December 31,
 202320222021
(In millions)
U.S.$3,192 $3,318 $2,217 
Foreign17 
Total Income Before Income Taxes$3,201 $3,335 $2,219 
Schedule of Components of Income Tax Provision
Components of the income tax provision applicable for federal, foreign and state taxes are as follows:
 Year Ended December 31,
 202320222021
(In millions)
Current tax expense   
State$$14 $11 
Foreign— 
Total18 14 
Deferred tax expense    
Federal619 642 334 
State91 50 21 
Total710 692 355 
Total tax provision$715 $710 $369 
Schedule of Effective Income Tax Rate Reconciliation
The difference between the statutory federal income tax rate and our effective income tax rate is summarized as follows:
 Year Ended December 31,
 202320222021
(In millions, except percentages)
Federal income tax$672 21.0 %$700 21.0 %$466 21.0 %
Increase (decrease) as a result of:      
State income tax, net of federal benefit64 2.0 %69 2.0 %50 2.2 %
Dividend received deduction(34)(1.1)%(36)(1.1)%(46)(2.1)%
Release of valuation allowance— — %— — %(38)(1.7)%
General business credit(1)— %— — %(36)(1.6)%
Other14 0.4 %(23)(0.7)%(27)(1.2)%
Total$715 22.3 %$710 21.2 %$369 16.6 %
Schedule of Deferred Tax Assets and Liabilities
Deferred tax assets and liabilities result from the following:
 December 31,
 20232022
(In millions)
Deferred tax assets  
Employee benefits$114 $116 
Net operating loss carryforwards2,024 2,007 
Tax credit carryforwards300 303 
Interest expense limitation266 82 
Other181 192 
Valuation allowances(77)(79)
Total deferred tax assets2,808 2,621 
Deferred tax liabilities
Property, plant and equipment215 163 
Investments(a)
3,951 3,056 
Other30 25 
Total deferred tax liabilities4,196 3,244 
Net deferred tax liability$(1,388)$(623)
(a)Amounts as of December 31, 2023 and 2022 are primarily associated with KMI’s investment in KMP.
Summary of Valuation Allowance
A reconciliation of our valuation allowances for the year ended December 31, 2023 is as follows:
Year Ended
December 31, 2023
(In millions)
Balance at beginning of period$79 
Statute expirations for state NOL and foreign tax credits
(5)
Currency fluctuation
Balance at end of period$77 
Summary of Operating Loss Carryforwards
The following table provides details related to our deferred tax assets and valuation allowances as of December 31, 2023:
Unused AmountDeferred Tax AssetValuation AllowanceExpiration Period
(In millions)
Net Operating Loss
U.S. federal net operating loss$6,565 $1,379 $— Indefinite
U.S. federal net operating loss1,716 360 — 2035 - 2037
State losses5,293 254 (46)2024 - 2043
Foreign losses90 31 (31)Indefinite
Tax Credits
General business credits300 300 — 2036 - 2042
Schedule of Unrecognized Tax Benefits Roll Forward
A reconciliation of our gross unrecognized tax benefit excluding interest and penalties is as follows:
Year Ended December 31,
202320222021
(In millions)
Balance at beginning of period$23 $21 $18 
Reductions based on statute expirations(5)(5)— 
Audit settlement(1)— — 
Additions to state reserves for prior years
Balance at end of period$18 $23 $21 
Amounts which, if recognized, would affect the effective tax rate$18 
Summary of Income Tax Examinations
The following table summarizes information of our open tax years:
JurisdictionOpen Tax Year
U.S.2019 - 2023
Various states2012 - 2023
Foreign2008 - 2023