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Methamidophos
Quick Resources
Chemical Review Manager: Susan Bartow (bartow.susan@epa.gov), 703-603-0065 
Docket Information
- See docket EPA-HQ-OPP-2008-0842 for documents related to EPA's review of this pesticide
- Visit Regulations.gov for information about other pesticide registration review chemicals.
Case Status:
- Docket Opening:
- Methamidophos Summary Document - December 2008
- Pesticide Registration Review; New Dockets Opened for Review and Comment; Clossure of the Mevinphos and Azinphos Methyl (AZM) Registration Review Cases [December 17, 2008] - comments accepted through March 17, 2009
- Case Development:
- Final Registration Review Work Plan for Methamidophos - May 13, 2009
- Receipt of Requests to Voluntarily Cancel Pesticide Registrations (these requests would terminate the last disulfoton and methamidophos products registered for use in the U.S.) [July 22, 2009] comment period closes on August 21, 2009
- Registration Review Decision:
- Disulfoton and Methamidophos; Product Cancellation Order [September 23, 2009]
Disulfoton and Methamidophos Cancellation Order - approves the registrants' voluntary cancellation requests, and cancels the last disulfoton and methamidophos products registered for use in the U.S.