2. Increase in deduction for certain expenses of elementary and secondary school teachers (a) Increase— Section 62(a)(2)(D) of the Internal Revenue Code of 1986 is amended by striking “$250” and inserting “$500”. ⋯ (b) Conforming amendment— Section 62(d)(3) of the Internal Revenue Code of 1986 is amended— ⋯ (1) by striking “2015” and inserting “2019”, ⋯ (2) by striking “$250” and inserting “$500”, and ⋯ (3) in subparagraph (B), by striking “2014” and inserting “2018”. ⋯ (c) Effective date— The amendments made by this section shall apply to taxable years beginning after December 31, 2018. ⋯