Analyzing and Interpreting Income Tax Disclosures The income tax footnote to the financial statements of FedEx Corporation follows.

The components of the provision for income taxes for the years ended May 31 were as follows:

$ millions 2016 2015 2014 Current provision (benefit)

Domestic Federal . . . . . . . . . . . . . . . . . . $513 $ 795 $ 624 State and local . . . . . . . . . . . . 72 102 56 Foreign . . . . . . . . . . . . . . . . . . . . 200 214 194 785 1,111 874 Deferred provision (benefit)

Domestic Federal . . . . . . . . . . . . . . . . . . 155 (474) 360 State and local . . . . . . . . . . . . (18) (47) 82 Foreign . . . . . . . . . . . . . . . . . . . . (2) (13) 18 135 (534) 460

$920 $ 577 $1,334

a. What is the amount of income tax expense reported in FedEx’s 2016, 2015, and 2014 income statements?

b. What percentage of total tax expense is currently payable in each year?

c. One possible reason for the $135 million deferred tax expense in 2016 is that deferred tax liabilities increased during that year. Provide an example that gives rise to an increase in the deferred tax liability.