case of a specified plant described in paragraph (5), a plant which is planted or grafted) after September 27, 2017, 100 percent. . (b) Conforming amendments (1) Section 168(k) of the Internal Revenue Code of 1986 is amended— (A) in paragraph (2)— (i) in subparagraph (A)— (I) in clause (i)(V), by inserting and at the end