(10) Income Taxes:

The following is a reconciliation of income taxes computed at the federal statutory rate to income taxes computed at the effective rate:



	For the three months ended				For the six months ended
	June 30,				June 30,

	2015		2014		2015		2014

Consolidated tax provision at federal statutory rate	35.0	%	35.0	%	35.0	%	35.0	%
State income tax provisions, net of federal income
tax benefit	0.4		1.9		1.6		1.1
Tax reserve adjustment	(0.1)		(3.2)		(0.5)		(1.6)
Changes in certain deferred tax balances	23.2		-		10.3		(2.5)
All other, net	(0.7)		(0.1)		(0.1)		-
Effective tax rate	57.8	%	33.6	%	46.3	%	32.0	%

Income taxes for the three and six months ended June 30, 2015 include the impact of a $15 million benefit resulting from the adjustment of deferred tax balances due to state tax law changes and a state filing method change.

Income taxes for the three and six months ended June 30, 2014 include a $2 million benefit from the net reversal of reserves for uncertain tax positions. Income taxes for the six months ended June 30, 2014 include the impact of a $3 million benefit arising from state tax law changes.

Income tax related amounts of $305 million and $97 million are included in “Income taxes and other current assets” in the consolidated balance sheets as of June 30, 2015 and December 31, 2014, respectively.