This regulation raises tolerances for residues of abamectin (also known as avermectin B<INF>1</INF> a mixture of avermectins containing greater than or equal to 80% avermectin B<INF>1a</INF> (5-O- demethyl avermectin A<INF>1</INF>) and less than or equal to 20% avermectin delta-8,9-isomer) in or on cotton and strawberries. Syngenta Crop Protection Inc. requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA).