Amends subsection (d) of 7 U.S.C. 2014 by replacing paragraph (12) with new text limiting the exclusion for increases in income attributable to certain cost-of-living adjustments through September 30 of any fiscal year and by inserting a new paragraph (19) excluding supplementary payments received under section 1616 of the Social Security Act; also strikes the terminal "and" at the end of paragraph (18) and redesignates former paragraph (19) as paragraph (20).