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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2023
Income Taxes [Abstract]  
Federal and State Income Tax Provision
Our federal, state and foreign income tax benefit (provision) is summarized below:

 
 
For the Three Months
Ended September 30,
   
For the Nine Months
Ended September 30,
 
 
 
2023
   
2022
   
2023
   
2022
 
Current portion of income tax provision:
                       
Federal
 
$
(1
)
 
$
(1
)
 
$
(11
)
 
$
(1
)
State
   
(8
)
   
(9
)
   
(29
)
   
(26
)
Foreign
   
     
     
     
(3
)
Total current portion
   
(9
)
   
(10
)
   
(40
)
   
(30
)
Deferred portion of income tax provision:
                               
    Federal
   
(4
)
   
(6
)
   
     
(19
)
    State
   
(9
)
   
(2
)
   
(5
)
   
(5
)
Total deferred portion
   
(13
)
   
(8
)
   
(5
)
   
(24
)
Total provision for income taxes
 
$
(22
)
 
$
(18
)
 
$
(45
)
 
$
(54
)
Reconciliation of Provision for Income Taxes
A reconciliation of the provision for income taxes with amounts determined by applying the statutory U.S. federal income tax rate to income before income taxes is as follows:

 
 
For the Three Months
Ended September 30,
   
For the Nine Months
Ended September 30,
 
 
 
2023
   
2022
   
2023
   
2022
 
Pre-Tax Net Book Income (“NBI”)
 
$
1,372
   
$
1,410
   
$
4,100
   
$
4,217
 
                                 
Texas Margin Tax (1)
   
(17
)
   
(10
)
   
(33
)
   
(29
)
State income tax provision, net of federal benefit
   
     
     
(1
)
   
(1
)
Federal income tax provision computed by applying
     the federal statutory rate to NBI of corporate entities
   
(5
)
   
(4
)
   
(11
)
   
(11
)
Other
   
     
(4
)
   
     
(13
)
Provision for income taxes
 
$
(22
)
 
$
(18
)
 
$
(45
)
 
$
(54
)
 
                               
Effective income tax rate
   
(1.6
)%
   
(1.3
)%
   
(1.1
)%
   
(1.3
)%

(1)
Although the Texas Margin Tax is not considered a state income tax, it has the characteristics of an income tax since it is determined by applying a tax rate to a base that considers our Texas-sourced revenues and expenses.
Components of Deferred Tax Assets and Liabilities
The following table presents the significant components of deferred tax assets and deferred tax liabilities at the dates indicated:

   
September 30,
   
December 31,
 
 
 
2023
   
2022
 
Deferred tax liabilities:
           
Attributable to investment in OTA
 
$
432
   
$
406
 
Attributable to property, plant and equipment
   
137
     
133
 
Attributable to investments in other entities
   
5
     
5
 
Other
   
59
     
60
 
     Total deferred tax liabilities
   
633
     
604
 
Deferred tax assets:
               
Net operating loss carryovers (1)
   
46
     
22
 
Temporary differences related to Texas Margin Tax
   
4
     
4
 
Total deferred tax assets
   
50
     
26
 
Valuation allowance
   
22
     
22
 
Total deferred tax assets, net of valuation allowance
   
28
     
4
 
Total net deferred tax liabilities
 
$
605
   
$
600
 

(1)
The loss amount presented as of September 30, 2023 has an indefinite carryover period.  All losses are subject to limitations on their utilization.