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On December 30, 2005, the Office of Environmental Health Hazard Assessment (OEHHA) published a notice in the California Regulatory Notice Register (Register 05, No. 53-Z) extending the public comment period related to the announcement of its intent to list 2,4-D (2,4 dichlorphenoxy) acetic acid and certain related compounds (originally published on November 18, 2005 in CRNR Register 05, No. 47-Z) under Proposition 65 as chemicals known to the state to cause reproductive toxicity in accordance with the regulatory criteria in Section 12306 of Title 22 of the California Code of Regulations. The extended public comment period was scheduled to close on February 2, 2006. OEHHA has received additional requests from interested parties seeking further extension of the comment period to allow for the submission of complete and relevant scientific information. OEHHA hereby extends the public comment period for (2,4-dichlorphenoxy) acetic acid; 2,4-D n-butyl ester; 2,4-D isopropyl ester; 2,4-D isooctyl ester; propylene gylcol butyl ether ester (of 2,4-D); 2,4-D butoxyethanol ester; and 2,4-D dimethylamine salt for 45 days to 5 p.m., Monday, March 20, 2006.

Written comments provided in triplicate, along with supporting information, may be submitted to:

Ms. Cynthia Oshita
Office of Environmental Health Hazard Assessment
Street Address: 1001 I Street
Sacramento, California 95814
Mailing Address: P.O. Box 4010
Sacramento, California 95812-4010
Fax No.: (916) 323-8803
Telephone: (916) 445-6900

Comments may also be delivered in person or by courier to the above address. It is requested, but not required, that written comments and supporting documentation be transmitted via email addressed to: coshita@oehha.ca.gov. In order to be considered, comments must be postmarked (if sent by mail) or received at OEHHA (if hand-delivered, sent by FAX, or transmitted electronically) by 5:00 p.m. on Monday, March 20, 2006.

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For questions regarding Proposition 65, please contact the Cynthia Oshita in the Proposition 65 Implementation Program

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