 
. /.  WORLD TRADE  
ORGANIZATION  G/TBT/N/USA/87 
23 November 2004 
 
 (04-5102) 
Committee on Technical Barriers to Trade Original:   English 
  
 
NOTIFICATION 
 
The following notification is being circulated in accordance with Article 10.6. 
 
1. Member to Agreement notifying:   UNITED STATES
 
If applicable, name of local government involved (Articles 3.2 and 7.2):         
2. Agency responsible:   Environmental Protection Agency (EPA) (91) 
Name and address (including telephone and fax numbers, e-mail and web-site 
addresses, if available) of agency or authority designated to handle comments 
regarding the notification shall be  indicated if different from above:         
3. Notified under Article 2.9.2 [ X ], 2.10.1 [   ], 5.6.2 [   ], 5.7.1 [   ], other:        
4. Products covered (HS or CCCN where applicable, otherwise national tariff heading. 
ICS numbers may be provided in  addition, where applicable):  Toxic Substances 
(HS Chapter 3507) (ICS 13.020) 
5. Title, number of pages and language(s) of the notified document:   Toxic Substances 
Control Act (TSCA) Inventor y Nomenclature  for Enzy mes and Proteins (5 Pages, 
in English) 
6. Description of content:   This Advanced Notice of Proposed Rulemaking (ANPRM) alerts 
interested parties that EP A is consideri ng new procedures and regulations for nam ing 
enzymes and proteins when listing such substances on the Toxic Substances Control Act (TSCA) Chemical Substances Inventory (Inventory).  More specifically , this ANPR M outlines four identification elements that EPA currently believes are appropriate for use in  
developing unique TSCA Inventor y nomenclat ure for proteinaceous enzy mes.  This 
ANPRM also solicits public comment on several specific questions relating to this initiative.
7. Objective and rationale, including the na ture of urgent problems where applicable:  
Protection of the environment 
8. Relevant documents:   69 Federal Register (FR) 65565 15 November 2004;  Title 40 Code 
of Federal Regulations (CFR) Part 720.  Will a ppear in the Federal Register when adopted. 
9. Proposed date of adoption:   
Proposed date of entry into force:   }To be determined 
10. Final date for comments:   15 December 2004 G/TBT/N/USA/87 
Page 2  
 
 11. Texts available from:  National enquiry point [ X ] or address, telephone and fax 
numbers, e-mail and web-site addresses, if available of the other body:   
Full text of this Notification is now av ailable at the following Internet URLs: 
http://a257.g.akamaitech.net/7/257/24 22/06jun20041800/edocket.access.gpo.gov/2004/04-
25307.htm  
http://a257.g.akamaitech.net/7/257/24 22/06jun20041800/edocket.access.gpo.gov/2004/pdf/
04-25307.pdf  
 