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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Components of income taxes
The components of income taxes are as follows:
 
NEE
 
FPL
 
Years Ended December 31,
 
Years Ended December 31,
 
2016
 
2015
 
2014
 
2016
 
2015
 
2014
 
(millions)
Federal:
 
 
 
 
 
 
 
 
 
 
 
Current
$
72

 
$
10

 
$

 
$
72

 
$
423

 
$
240

Deferred
1,075

 
1,194

 
1,077

 
830

 
399

 
542

Total federal
1,147

 
1,204

 
1,077

 
902

 
822

 
782

State:
 

 
 

 
 

 
 

 
 

 
 

Current
76

 
31

 
(29
)
 
57

 
58

 
68

Deferred
160

 
(7
)
 
128

 
92

 
77

 
60

Total state
236

 
24

 
99

 
149

 
135

 
128

Total income taxes
$
1,383

 
$
1,228

 
$
1,176

 
$
1,051

 
$
957

 
$
910



Reconciliation between the effective income tax rates and the applicable statutory rates
A reconciliation between the effective income tax rates and the applicable statutory rate is as follows:
 
NEE
 
FPL
 
Years Ended December 31,
 
Years Ended December 31,
 
2016
 
2015
 
2014
 
2016
 
2015
 
2014
Statutory federal income tax rate
35.0
 %
 
35.0
 %
 
35.0
 %
 
35.0
 %
 
35.0
 %
 
35.0
 %
Increases (reductions) resulting from:
 

 
 

 
 

 
 

 
 

 
 

State income taxes - net of federal income tax benefit
3.5

 
0.4

 
1.8

 
3.5

 
3.4

 
3.4

PTCs and ITCs - NEER
(3.9
)
 
(4.1
)
 
(5.1
)
 

 

 

Convertible ITCs - NEER
(1.7
)
 
(0.8
)
 
(1.4
)
 

 

 

Adjustments associated with Canadian assets
(0.7
)
 

 
1.3

 

 

 

Other - net
(0.7
)
 
0.3

 
0.7

 
(0.7
)
 
(1.7
)
 
(0.9
)
Effective income tax rate
31.5
 %
 
30.8
 %
 
32.3
 %
 
37.8
 %
 
36.7
 %
 
37.5
 %


Schedule of deferred income tax liabilities and assets
The income tax effects of temporary differences giving rise to consolidated deferred income tax liabilities and assets are as follows:
 
NEE
 
FPL
 
December 31,
 
December 31,
 
2016
 
2015
 
2016
 
2015
 
(millions)
Deferred tax liabilities:
 
 
 
 
 
 
 
Property-related
$
13,094

 
$
12,204

 
$
8,882

 
$
8,040

Pension
454

 
455

 
502

 
480

Nuclear decommissioning trusts
253

 
219

 

 

Net unrealized gains on derivatives
581

 
528

 

 

Investments in partnerships and joint ventures
603

 
403

 

 

Other
1,272

 
1,196

 
796

 
695

Total deferred tax liabilities
16,257

 
15,005

 
10,180

 
9,215

Deferred tax assets and valuation allowance:
 
 
 
 
 
 
 
Decommissioning reserves
454

 
438

 
401

 
386

Postretirement benefits
145

 
141

 
93

 
95

Net operating loss carryforwards
427

 
604

 
3

 
4

Tax credit carryforwards
3,059

 
2,916

 

 

ARO and accrued asset removal costs
777

 
759

 
699

 
697

Other
1,024

 
836

 
443

 
303

Valuation allowance(a)
(269
)
 
(223
)
 

 

Net deferred tax assets
5,617

 
5,471

 
1,639

 
1,485

Net deferred income taxes
$
10,640

 
$
9,534

 
$
8,541

 
$
7,730

______________________
(a)
Amount relates to a valuation allowance related to the solar projects in Spain, deferred state tax credits and state operating loss carryforwards.

Deferred tax assets and liabilities are included on the consolidated balance sheets as follows:
 
NEE
 
FPL
 
December 31,
 
December 31,
 
2016
 
2015
 
2016
 
2015
 
 
 
(millions)
 
 
Noncurrent other assets
$
461

 
$
293

 
$

 
$

Deferred income taxes - noncurrent liabilities
(11,101
)
 
(9,827
)
 
(8,541
)
 
(7,730
)
Net deferred income taxes
$
(10,640
)
 
$
(9,534
)
 
$
(8,541
)
 
$
(7,730
)
Components of deferred tax assets relating to net operating loss carryforwards
The components of NEE's deferred tax assets relating to net operating loss carryforwards and tax credit carryforwards at December 31, 2016 are as follows:
 
Amount
 
Expiration
Dates
 
(millions)
 
 
Net operating loss carryforwards:
 
 
 
Federal
$
165

 
2026-2036
State
174

 
2017-2036
Foreign
88

(a) 
2017-2036
Net operating loss carryforwards
$
427

 
 
Tax credit carryforwards:
 
 
 
Federal
$
2,697

 
2022-2036
State
362

(b) 
2017-2044
Tax credit carryforwards
$
3,059

 
 

______________________
(a)
Includes $60 million of net operating loss carryforwards with an indefinite expiration period.
(b)
Includes $188 million of ITC carryforwards with an indefinite expiration period.