is amended by striking which and all that follows through the period and inserting which has a recovery period of 7 years or less. . (c) Effective date The amendments made by this section shall take effect as if included in section 13201 of Public Law 115–97 . 3. Technical amendments regarding qualified improvement property (a) In general Section 168 of the Internal Revenue Code of 1986, as amended by section 2, is amended— (1) in subsection (e)— (A) in paragraph (3)(E), by striking and at the end of clause (v), by striking the period at the end of clause (vi) and inserting , and , and by adding at the end the following new clause: (vii) any qualified improvement property. , and (B) in paragraph (6)(A), by inserting made by the taxpayer after any improvement , and (2) in the table contained in subsection (g)(3)(B)— (A) by striking the item relating to subparagraph (D)(v), and (B) by inserting after the item relating to subparagraph (E)(vi) the following new item: (E)(vii) 20 . (b) Effective date The amendments made by this section shall take effect as if included in section 13204 of Public Law 115–97 .