August 4, 2009

Karl Simon

Acting Division Director

Compliance and Innovative Strategies Division 

1200 Pennsylvania Avenue, N. W. 

Mail Code: 6406J

Washington, DC 20460

RE:	CAA Section 211(b) Fuels and Fuel Additives Health Effects Testing
Regulation:  Second Draft Final Report Gasoline ETBE Vapor Condensate -
A 13-Week Whole-Body Inhalation Study in Rats with Neurotoxicity
Assessment and 4-Week In Vivo Genotoxicity and Immunotoxicity 
Assessments (Study No. 00-6129)

Dear Mr. Karl Simon:

The American Petroleum Institute (API), on behalf of the Section 211(b)
Research Group (RG), is submitting the following information for EPA
review and approval as partial fulfillment of the CAA Section 211(b)
Alternative Tier 2 requirements of the testing regulation:

Second Draft Final Report: Gasoline ETBE Vapor Condensate A 13-Week
Whole-Body Inhalation Study in Rats with Neurotoxicity Assessment and
4-Week In Vivo Genotoxicity and Immunotoxicity  Assessments (Study No.
00-6129)

 Reviewer Checklist

The Second Draft Final Report addresses all EPA and independent reviewer
comments as indicated, with page citation, in the Reviewer Checklist.

When the RG receives EPA’s approval of the second draft report, the
final study report will be submitted to you at the EPA Office of
Transportation and Air Quality, Transportation and Regional Programs
Division, as part of the requirements of Clean Air Act Section 211(b)(2)
and 211(e) (Docket No. A-90-07). If you require further information,
please contact Tom Gray by mail at this address.

Regards,

Thomas M. Gray

Encl (2):	

Second Draft Final Report: Gasoline ETBE Vapor Condensate A 13-Week
Whole-Body Inhalation Study in Rats with Neurotoxicity Assessment and
4-Week In Vivo Genotoxicity and Immunotoxicity  Assessments (Study No.
00-6129)

	Reviewer Checklist

	

Cc:	Joe Sopata, EPA (via email)

	

		An equal opportunity employer

Thomas M. Gray 

211(b) Technical Manager 

1220 L Street, Northwest	

Washington, DC  20005-4070	

Tel	202-682-8480

Fax 	202-682-8031

E-mail	grayt@api.org

