EPA is revoking certain tolerances in follow-up to canceled uses for chloroneb, chlorpyrifos, clofencet, endosulfan, ethyl parathion, methidathion, methyl parathion, and N,N-diethyl-2-(4- methylbenzyloxy)ethylamine, modifying certain tolerances for atrazine, setting a revocation date for specific endosulfan tolerances, and making minor revisions to tolerance expressions for a few of the aforementioned pesticide ingredients. Also, EPA is removing expired tolerances for methidathion, and ethyl and methyl parathion.