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Check out this handy list, from the folks at
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Educators Expenses<P>IRC Sec. 62(a)(D)
What happens in 2014: Expires on Dec. 31, 2013
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Cancellation of Debt -- Mortgage Debt <P>IRC Sec. 108(a)(1)(E)
What happens in 2014: Expires on Dec. 31, 2013
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Mortgage Insurance Premiums Deduction <P> IRC Sec. 163(h)(3)
What happens in 2014: Expires on Dec. 31, 2013
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Personal Energy Property Credit <P>IRC Sec. 25C
What happens in 2014: Expires on Dec. 31, 2013
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Qualified Conservation Contributions <P>IRC Sec. 170(b)(1)(E)(vi), 170(b)(2)(B)(iii)
What happens in 2014: No special rules for qualified conservation contributions, so they are subject to the 30%-of-AGI limit and have a five-year carry-forward period.
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Qualified Small Business Stock Gain Exclusion <P>IRC Sec. 1202(a)(4)
What happens in 2014: Gains on QSBS acquired after Dec. 31, 2013, qualify for a 50% gain exclusion [60% for QSBS issued by a qualified business entity (QBE)]. Also, a percentage of the excluded gain is an AMT preference item.
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State and Local Sales Taxes Deduction <P>IRC Sec. 164(b)(5)
What happens in 2014: Expires on Dec. 31, 2013
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Tuition and Fees Deduction <P>IRC Sec. 222
What happens in 2014: Expires on Dec. 31, 2013
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Qualified Charitable Distributions <P>IRC Sec. 408(d)
What happens in 2014: Income exclusion for QCDs expires on Dec. 31, 2013
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Qualified Leasehold, Restaurant and Retail Improvement Property<P>IRC Sec. 168(e)(3)(E)
What happens in 2014: All are assigned a 39-year (straight-line) recovery period.
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Section 179 -- Deduction Limit <P>IRC Sec. 179(b), (c) and (d)
What happens in 2014: After 2013, the deduction and qualifying property limits are $25,000 and $200,000, respectively. Off-the-shelf software does not qualify for Section 179 expensing and the election generally is irrevocable with IRS consent.
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Section 179Qualified Real Property<P>IRC Sec. 179(f)
What happens in 2014: Qualified real property is not eligible for Section 179 expensing.
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Special (Bonus) Depreciation <P>IRC Sec. 168(k)
What happens in 2014: Special deprecation only available for long production-period property and certain aircraft.
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Theres more!
The Differential Wage Payment Credit
The tax credit for new energy-efficient homes
The tax credit for 2- and 3-wheeled plug-in electric vehicles
The research credit for the cost of increasing research activity
The domestic producer deduction for Puerto Rican activities
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The tax credit for alternative fuel vehicle refueling property
The Sec. 170(e)(3) donation of food inventory deduction
The monthly exclusion for transit passes and vanpooling
The Sec. 374(d)(7) S corp built-in gains provision
The Sec. 1367(a)(2) S corp shareholder basis adjustment for charitable contributions provision