Sec. 2 Increase in deduction for start-up expenditures for 2017 and 2018 (a) In general— Paragraph (3) of section 195(b) of the Internal Revenue Code of 1986 is amended— ⋯ (1) by striking “2010” in the matter preceding subparagraph (A) and inserting “2010, 2017, or 2018”, and ⋯ (2) by striking “2010” in the heading and inserting “2010, 2017, or 2018”. ⋯ (b) Effective date— The amendments made by subsection (a) shall apply to taxable years beginning after December 31, 2016. ⋯