Income And Other Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income And Other Taxes [Abstract]

Schedule Of Income And Other Taxes

						2018				2017				2016
				U.S.	Non-U.S.		Total	U.S.	Non-U.S.		Total	U.S.	Non-U.S.		Total
								(millions of dollars)
Income tax expense
	Federal and non-U.S.
		Current		459		9,001	9,460	577		6,633	7,210	(214)		4,056	3,842
		Deferred - net		518		(614)	(96)	(9,075)		754	(8,321)	(2,801)		(1,422)	(4,223)
	U.S. tax on non-U.S. operations			42		-	42	17		-	17	41		-	41
			Total federal and non-U.S.	1,019		8,387	9,406	(8,481)		7,387	(1,094)	(2,974)		2,634	(340)
	State			126		-	126	(80)		-	(80)	(66)		-	(66)
			Total income tax expense	1,145		8,387	9,532	(8,561)		7,387	(1,174)	(3,040)		2,634	(406)
All other taxes and duties
	Other taxes and duties			3,498		29,165	32,663	3,330		26,774	30,104	3,209		25,811	29,020
	Included in production and
		manufacturing expenses		1,245		857	2,102	1,107		747	1,854	1,052		808	1,860
	Included in SG&A expenses			153		312	465	147		354	501	133		362	495
		Total other taxes and duties		4,896		30,334	35,230	4,584		27,875	32,459	4,394		26,981	31,375
			Total	6,041		38,721	44,762	(3,977)		35,262	31,285	1,354		29,615	30,969

Reconciliation Between Income Tax Expense And A Theoretical U.S. Tax

			2018	2017	2016
			(millions of dollars)
Income before income taxes
	United States		5,200	(754)	(5,832)
	Non-U.S.		25,753	19,428	13,801
		Total	30,953	18,674	7,969
Theoretical tax			6,500	6,536	2,789
Effect of equity method of accounting			(1,545)	(1,883)	(1,682)
Non-U.S. taxes in excess of/(less than) theoretical U.S. tax (1)			4,626	1,848	(582)
Enactment-date effects of U.S. tax reform			(291)	(5,942)	-
Other (2)			242	(1,733)	(931)
		Total income tax expense	9,532	(1,174)	(406)
Effective tax rate calculation
Income taxes			9,532	(1,174)	(406)
ExxonMobil share of equity company income taxes			3,142	2,228	1,692
		Total income taxes	12,674	1,054	1,286
Net income including noncontrolling interests			21,421	19,848	8,375
		Total income before taxes	34,095	20,902	9,661
Effective income tax rate			37%	5%	13%

(1) 2016 includes a $227 million expense from an adjustment to deferred taxes and a $548 million benefit from an adjustment to a tax position in prior years.

(2) 2017 includes an exploration tax benefit of $708 million. 2016 includes an exploration tax benefit of $198 million and benefits from an adjustment to a prior year tax position of $176 million.

Deferred Tax Liabilities/(Assets)

Tax effects of temporary differences for:		2018	2017
		(millions of dollars)
Property, plant and equipment		35,745	36,559
Other liabilities		6,516	5,625
	Total deferred tax liabilities	42,261	42,184
Pension and other postretirement benefits		(4,115)	(4,338)
Asset retirement obligations		(4,118)	(4,237)
Tax loss carryforwards		(6,321)	(6,767)
Other assets		(5,498)	(5,832)
	Total deferred tax assets	(20,052)	(21,174)
Asset valuation allowances		1,826	2,565
	Net deferred tax liabilities	24,035	23,575

Deferred Income Tax (Assets) And Liabilities By Balance Sheet Classification

Balance sheet classification		2018	2017
		(millions of dollars)
Other assets, including intangibles, net		(3,209)	(3,318)
Deferred income tax liabilities		27,244	26,893
	Net deferred tax liabilities	24,035	23,575

Unrecognized Tax Benefits

Gross unrecognized tax benefits		2018	2017	2016
		(millions of dollars)
Balance at January 1		8,783	9,468	9,396
	Additions based on current year's tax positions	375	522	655
	Additions for prior years' tax positions	240	523	534
	Reductions for prior years' tax positions	(125)	(865)	(1,019)
	Reductions due to lapse of the statute of limitations	(5)	(113)	(7)
	Settlements with tax authorities	(68)	(782)	(70)
	Foreign exchange effects/other	(26)	30	(21)
Balance at December 31		9,174	8,783	9,468

Remaining Tax Years Subject To Examination By Major Tax Jurisdiction

Country of Operation	Open Tax Years
Abu Dhabi	2018…..
Angola	2017 - 2018
Australia	2008 - 2018
Belgium	2016 - 2018
Canada	2000 - 2018
Equatorial Guinea	2007 - 2018
Indonesia	2007 - 2018
Iraq	2013 - 2018
Malaysia	2009 - 2018
Nigeria	2006 - 2018
Norway	2007 - 2018
Papua New Guinea	2008 - 2018
Russia	2016 - 2018
United Kingdom	2015 - 2018
United States	2006 - 2018