. /.   WORLD TRADE  
ORGANIZATION  G/SPS/N/USA/1392 
28 August 2006 
 (06-4026) 
Committee on Sanitary a nd Phytosanitary Measures Original:   English 
  
 
NOTIFICATION 
 
1. Member to Agreement notifying:  UNITED STATES
 
If applicable, name of local government involved:   
2. Agency responsible:  Environmental Protection Agency (EPA)  
3. Products covered (provide tariff item number(s) as specified in national schedules 
deposited with the WTO; ICS numbers should be provided in addition, where 
applicable):  Cotton, shrubs, vines, trees, and grass.  
4. Regions or countries likely to be affected, to the extent relevant or practicable:  Any 
US trade partners  
5. Title, language and number of pa ges of the notified document:  Notice.   Organic 
Arsenical Herbicides (MSMA, DSMA, CAMA, and Cacodylic Acid), Reregistration Eligibility Decision;  Notice of Availability (Available in English, 1 page).  
6. Description of content:   This notice announces the availability of EPA's Reregistration 
Eligibility Decision (RED) for the organic arsenical herbicides MSMA, DSMA, CAMA, and cacodylic acid, and opens a public comment period on this document.  The Agency has 
determined that all products containing MSMA , DSMA, CAMA, and cac odylic acid are not 
eligible for reregistration. 
MSMA, DSMA, CAMA, and cacodylic acid are collectively referred to as the "Organic 
arsenical herbicides".'  The organic arsenic herbicides are used primarily on cotton and turf, including golf courses, home lawns, recreationa l areas such as school yards and athletic 
fields, and rights-of-way. 
MSMA, DSMA, CAMA, and cacodylic acid were first registered in the United States for 
use as herbicides in the 1950s (DSMA) a nd 1960s (MSMA, CAMA, and cacodylic acid). 
MSMA and DSMA are herbicides registered fo r weed control on cotton, for turf grass and 
lawns, and under trees, vines, and shrubs.  CAMA is an herbicide registered for post-
emergent weed control on lawns.  Cacodylic aci d is a defoliant and herbicide registered for 
weed control under non-bearing citrus trees, ar ound buildings and sidewalks, and for lawn 
renovation.  
7. Objective and rationale: [ X ] food safety,  [   ] animal health,  [ X ] plant protection, 
[ X ] protect humans from animal/plant pest or disease, [   ] protect territory from 
other damage from pests   G/SPS/N/USA/1392 
Page 2  
 
  8. International standard, guideline or recommendation: 
[   ] Codex Alimentarius Commission,  [   ] World Organization for Animal Health 
(OIE), [   ] International Plant Protection Convention,  [ X ] None 
If an international standard, guideline or recommendation exists, give the appropriate 
reference and briefly identify deviations:   
9. Relevant documents and language(s) in which these are available:  Federal Register: 
9 August 2006 (Volume 71, Number 153, Pages:  45554 - 45555),  
http://www.epa.gov/fedrgstr/EPA- PEST/2006/August/Day-09/p12905.htm  
Available in English.  
10. Proposed date of adoption:  Not stated 
11. Proposed date of entry into force:  N/A - This is a notice of availability and may or may 
not result in a future regulatory action.  A notice invites the public to submit additional scientific information and comments to the Agency.    
12. Final date for comments:  Comments should be received on or before 10 October 2006.  
Agency or authority designated to handle comments:  [   ] National notification 
authority, [ X ] National enquiry point, or address, fax number and E-mail address (if 
available) of other body:  Special Review and Reregistration Division (7508P), Office of 
Pesticide Programs, Environmental Protection Agency, 1200 Pennsylvania Ave., NW., 
Washington, DC 20460-0001  
13. Texts available from:  [ X ] National notifi cation authority, [   ] National enquiry 
point, or address, fax number and E-mail address (if available) of other body:  
Ms Deborah Thompson, United States SPS Nati onal Notification Authority, USDA Foreign 
Agricultural Service, Food Safety & Technical Services Division, Stop 1027, Washington D.C. 20250.  Tel:  202-720-1301;  Fax:  202-690-0677;  E-mail:  fstsd@fas.usda.gov