Allocation with respect to wages— Section 201(b)(1) of the Social Security Act (
42 U.S.C. 401(b)(1)) is amended by striking “and (R) 1.80 per centum of the wages (as so defined) paid after December 31, 1999, and so reported,” and inserting “(R) 1.80 per centum of the wages (as so defined) paid after December 31, 1999, and before January 1, 2016, and so reported, (S) 2.65 per centum of the wages (as so defined) paid after December 31, 2015, and before January 1, 2021, and so reported, and (T) 1.80 per centum of the wages (as so defined) paid after December 31, 2020, and so reported,”.