Tax Increase Prevention Act of 2014 - Extenders
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Per the IRS website Key provisions impacted by P.L. 113-295:

The Tax Increase Prevention Act of 2014 includes the following key provisions:
  • Extension of deduction for certain expenses of elementary and secondary school teachers
  • Extension of parity for employer-provided mass transit and parking benefits
  • Extension of mortgage insurance premiums treated as qualified residence interest
  • Extension of deduction of State and local general sales taxes
  • Extension of special rule for contributions of capital gain real property made for conservation purposes
  • Extension of above-the-line deduction for qualified tuition and related expenses
  • Extension of tax-free distributions from individual retirement plans for charitable purposes
  • Extension of research credit
  • Extension of new markets tax credit
  • Extension of work opportunity tax credit
  • Extension of bonus depreciation
  • Extension of enhanced charitable deduction for contributions of food inventory
  • Extension of increased expensing limitations and treatment of certain real property as Code section 179 property
  • Extension of temporary exclusion of 100% of gain on certain small business stock
  • Extension of second generation biofuel producer credit
  • Extension of credits with respect to facilities producing energy from certain renewable resources
  • Extension of credit for energy-efficient new homes
  • Extension of excise tax credits relating to certain fuels
  • Extension of credit for alternative fuel vehicle refueling property
  • Extensions relating to multiemployer defined benefit pension plans