Sec. 2 Increase in deduction for certain expenses of elementary and secondary school teachers (a) In general— Section 62(a)(2)(D) of the Internal Revenue Code of 1986 is amended by striking “$250” and inserting “$600”. ⋯ (b) Conforming amendments— Section 62(d)(3) of the Internal Revenue Code of 1986 is amended— ⋯ (1) by striking “2015” and inserting “2026”, ⋯ (2) by striking “$250” and inserting “$600”, and ⋯ (3) by striking “calendar year 2014” and inserting “calendar year 2025”. ⋯ (c) Effective date— The amendments made by this section shall apply with respect to taxable years beginning after December 31, 2025. ⋯