Incentivizing Foreign Investment to Upgrade America's Infrastructure Act of 2014 - Amends the Internal Revenue Code to exempt a qualified foreign pension fund from taxation of gain or loss from, or tax withholding requirements on, the disposition of U.S. real property interests. Defines "qualified foreign pension fund" as any trust, corporation, or other organization or arrangement that: (1) is created or organized outside the United States; (2) is established to provide employee retirement or pension benefits; (3) does not have a single participant or beneficiary with a right to more than 5% of its assets; (4) is subject to regulation and tax reporting requirements in the country in which it is established or operates; and (5) is provided favorable tax treatment by the laws of the country in which it is established or operates.