Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2016

Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]

SCHEDULE II

UNITED TECHNOLOGIES CORPORATION AND SUBSIDIARIES

Valuation and Qualifying Accounts

Three years ended December 31, 2016

(Millions of Dollars)

Allowances for Doubtful Accounts and Other Customer Financing Activity:
Balance, December 31, 2013	$	538
Provision charged to income	93
Doubtful accounts written off (net)	(91		)
Other adjustments	(46		)
Balance, December 31, 2014	494
Provision charged to income	137
Doubtful accounts written off (net)	(59		)
Other adjustments	(19		)
Balance, December 31, 2015	553
Provision charged to income	64
Doubtful accounts written off (net)	(105		)
Other adjustments	(45		)
Balance, December 31, 2016	$	467
Future Income Tax Benefits—Valuation allowance:
Balance, December 31, 2013	$	942
Additions charged to income tax expense	91
Reductions credited to income tax expense	(55		)
Other adjustments 1	(366		)
Balance, December 31, 2014	612
Additions charged to income tax expense	42
Additions charged to goodwill, due to acquisitions	7
Reductions credited to income tax expense	(41		)
Other adjustments1	(29		)
Balance, December 31, 2015	591
Additions charged to income tax expense	32
Reductions credited to income tax expense	(61		)
Other adjustments	(17		)
Balance, December 31, 2016	$	545

Note 1: Included in Other adjustments in the table above are adjustments to valuation allowances associated with an agreement with a state taxing authority for the monetization of tax credits.