This regulation establishes time-limited tolerances for residues of tolfenpyrad in or on dry bulb onion and watermelon. This action is in response to EPA's granting of emergency exemptions under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) authorizing use of the pesticide on dry bulb onion and watermelon. This regulation establishes maximum permissible levels for residues of tolfenpyrad in or on these commodities. The time-limited tolerances expire on December 31, 2020.