### Question
How is the "round 4 extension property" defined?


### Answer
The term **round 4 extension property** is defined in *26 U.S.C. § 168* as follows -

> property which is eligible qualified property solely by reason of the extension of the application of the special allowance under paragraph (1) pursuant to the amendments made by section 125(a) of the Tax Increase Prevention Act of 2014 (and the application of such extension to this paragraph pursuant to the amendment made by section 125(c) of such Act)

#### Citation:
  - *26 U.S.C. § 168*
  - Heading: **Subtitle A-Income Taxes > CHAPTER 1-NORMAL TAXES AND SURTAXES > Subchapter B-Computation of Taxable Income > PART VI-ITEMIZED DEDUCTIONS FOR INDIVIDUALS AND CORPORATIONS**

