Amendments Act of 1987 ( 29 U.S.C. 2 note) for each calendar month, beginning with July of the calendar year following the calendar year in which this Act is enacted, and such index shall be known as the Consumer Price Index for Elderly Consumers . (e) Effective date The amendments made by subsection (a) shall apply to determinations made with respect to cost-of-living computation quarters (as defined in section 215(i)(1)(B) of the Social Security Act ( 42 U.S.C. 415(i)(1)(B) )) ending on or after September 30 of the second calendar year following the calendar year in which this Act is enacted. 4. Increase in minimum benefit for lifetime low earners based on years in the workforce (a) In general Section 215(a)(1) of the Social Security Act ( 42 U.S.C. 415(a)(1) ) is amended— (1) by redesignating subparagraph (D) as subparagraph (E)