Sec. 2 Quarterly installments for estimated income tax payments by individual (a) In general— The table contained in paragraph (2) of section 6654(c) of the Internal Revenue Code of 1986 is amended— ⋯ (1) by striking “June 15” and inserting “July 15”, and ⋯ (2) by striking “September 15” and inserting “October 15”. ⋯ (b) Effective date— The amendments made by this section shall apply to installments due in taxable years beginning after the date of the enactment of this Act. ⋯