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2,4-D (2,4-dichlorophenoxyacetic acid)
Chemical Review Manager: Katie Weyrauch (weyrauch.katie@epa.gov), 703-308-0166 
Docket Information
- Documents related to EPA's review of this pesticide can be found in docket EPA-HQ-OPP-2004-0167.
- Documents related to an NRDC petition to cancel 2,4-D and revoke tolerances can be found in docket EPA-HQ-OPP-2008-0877
- Visit Regulations.gov for information about other pesticide reregistration chemicals.
Decision Documents
Federal Register Notices
- Metolachlor, S-Metolachlor, Bifenazate, Buprofezin, and 2,4-D; Proposed Tolerance Actions [June 26, 2009], comment period closes on August 25, 2009
- Petition to Revoke all Tolerances and Cancel all Registrations for the Pesticide 2,4-Dichlorophenoxyacetic Acid; Notice of Availability [December 24, 2008], comments accepted through February 23, 2009
- 2,4-D, Bensulide, Chlorpyrifos, DCPA, Desmedipham, Dimethoate, Fenamiphos, Metolachlor, Phorate, Sethoxydim, Terbufos, Tetrachlorvinphos, and Triallate; Tolerance Actions [September 17, 2008]
- 2,4-D, Bensulide, DCPA, Desmedipham, Dimethoate, Fenamiphos, Phorate, Sethoxydim, Terbufos, and Tetrachlorvinphos; Proposed Tolerance Actions [February 6, 2008], comment period closed on April 7, 2008
- Captan, 2,4-D, Dodine, DCPA, Endothall, Fomesafen, Propyzamide, Ethofumesate, Permethrin, Dimethipin, and Fenarimol; Proposed Tolerance Actions [June 6, 2007], comment period closed on August 6, 2007
- 2,4-D Reregistration Eligibility Decision [August 8, 2005]
- 2,4-Dichlorophenoxyacetic Acid Revised Risk Assessments and Preliminary Risk Reduction Options (Phase 5 of 6-Phase Process); Notice of Availability [January 12, 2005], comment period closed on March 14, 2005
- 2,4-Dichlorophenoxyacetic Acid; Availability of Risk Assessment [June 23, 2004], comment period closed on August 23, 2004