UNITED STATES ENVIRONMENTAL PROTECTION AGENCY 

WASHINGTON, D.C. 20460 

JUN 0 2 lOll 

MEMORANDUM 

SUBJECT: 

FROM: 

THRU: 

Luke Hall-Jordan 

Stratospheric Protection Div' 

Drusilla Hufford, Dire<f>£4M~k).~~\1c1?1?" Stratospheri c Protectio. 

OFFICE OF 

AIR AND RADIATION 

This memorandum authorizes the posting of EPA-HQ-OAR-20 10-1040 to Regulations.goy for public 

access in advance of the interim final rule entitled "Protection of Stratospheric Ozone: Adjustments to 

the Allowance System for Controlling HCFC Production, Import, and Export," being published in the 

Federal Register. 

In response to the partial vacatur of the December 15, 2009, rule titled "Prolection of Stratospheric 

Ozone: Adjustments to the Allowance System for Controlling HCFC Production, Import, and Export," 

by the U.S. Court of Appeals for the D.C. Circuit, this rule adj usts the allowance system controlling U.S. 

consumption and production of hydro chlorofluorocarbons (HCFCs) by allocating allowances for HCFC22 and HCFC-1 42b. 

Upon publication, EPA will be taking comment on aspects of this rulemaking to determine if a 

supplemental rule is needed. This document wi ll be open for public comment from the date of 

publication to thirty days after publication. 

Submit your comments, identified by Docket ID No. EPA-HQ-OAR-20 10-1040, by one of the following 

methods: 

• \WiW.regulations.gov: Follow the on-line instructions for submitting comments. 

• Emai l: a-and-r-docketuv,cpa.gov 

• Fax: 202-566-1741 

• Mail: Docket # EPA-HQ-OAR-201O-1040, Air and Radiation Docket and Information 

Center, U.S. Environmental Protection Agency, Mai l code: 6102T, 1200 Pennsylvania 

Ave., NW, Washinglon, DC 20460. 

• Hand Delivery: Docket # EPA-HQ-OAR-201O-1040 Air and Radiation Docket at EPA 

West, 1301 Constitution Avenue NW, Room Bl08, Mail Code 6102T, Washington, D.C. 

20004. Such de liveries are only accepted during the Docke!'s nonnal hours of operation, 

and special arrangements should be made for deliveries of boxed information. 

Internet Address (URl). http://www.epa.gov 

ReeycledlRteyclable. Printed with Vegetable Oil aned Ink. on 100% Poatcon.umer, Procell Chlorine Free Recycled Paper 
EPA's policy is that all comments received will be included in the public docket without change and 

may be made available online at http://www.regulations.gov, including any personal information 

provided, unless the comment includes information claimed to be Confidential Business Information 

(C8I) or other information whose disclosure is restricted by statute. Do not submit infolmation that you 

consider to be CBI or otherwise protected through http://www.regulations.gov or e-mail. The 

htt p://www.regulations.gov Web site is an " anonymous access" system, which means EPA will not 

know your identity or contact information unless you provide it in the body of your comment. ff you 

send an e-mail comment directly to EPA without going through http://www.regulations.gov. your e-mail 

address will be automatically captured and included as part of the comment that is placed in the public 

docket and made available on the Internet. ff you submit an electronic comment, EPA recommends that 

you include your name and other contact information in the body of your comment and with any disk or 

CD-ROM you submit. If EPA cannot read your comment due to technical difficulties and cannot 

contact you for clarification, EPA may not be able to consider your comment. Electronic files should 

avoid the use of special characters, avoid any form of encryption, and be free of any defects or viruses. 

For additional information about EPA's public docket, visit the EPA Docket Center homepage at 

http://www.epa.gov/epahomeldockets.htm.