UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460



## JUN 0 2 lOll MEMORANDUM SUBJECT : FROM:
THRU: Luke H a ll-J ord a n 

### Str atospheric Protection Div ' Drusilla Hufford ,

# Dire<f>£4M~k).~~\1c1?1?" Stratos ph e ri c P r o tec ti o. OFFICE OF AIR AND RADIATION

This me mor andum a uth o ri zes the posting of E PA -H Q -O AR

- 20 10-1040 to Regulations.goy for public access in advanc e of the inte rim final rule en titl e d "Pro tection of Strato sp he ric Ozone: Adj u s tm ents to th e A ll owanc e Sy s tem for Contro lling HCF C P r od uct i o n, Imp ort , and Export ," being publi s hed in the Federal Register. In re s ponse to the partial vacatur o f th e December 15 , 2009, rul e titled "Prolec ti o n of Stratosp heri c Ozone: Adj u s tm en t s to th e A ll owa nce S y stem for Contr o lling HCFC Production, Imp o rt , and Expo rt ," 

### by th e U.S. Co urt of Appea ls for the D.C. C irc uit , this rul e adj u sts the allo wance s y stem co ntrolling U.S. co n s umpti on and production of hydro c hl o r o fluorocarbons (HCFCs) b y allocating allowances f or HCFC22 and H CFC-1 4 2b. Upo n pub lic at ion , EPA w ill be taking co mm en t on aspects of th i s rul emaking to de termin e i f a supp lemental rul e is needed
. Thi s document wi ll b e open f or public co mm e nt fro m the date of publication to thi rty days after publication. Sub mit yo ur co mm e nt s , id en tifi ed by D oc ket ID No. EPA -H Q

- OAR

- 20 10-1040 , by one of the following methods: • \WiW.regulat i ons.gov: Fo ll ow the on -lin e in structio n s for submi ttin g comments. • Emai l: a -and-r- docket uv, cpa.gov • Fax: 202

- 566- 1 7 41 • Mail: Docke t 

### # EPA-HQ-OAR -201O-10 40, A ir and Radi ation Docket and Information C e nter, U.S. E nv iro nm e nt a l P rotection Age ncy , Mai l code: 6102T, 12 00 Pe nn s y l vania A v e. , NW , Was hin g lon, DC 20460
. • H and Delive ry: Doc ket # EPA -H Q -O A R-201O-1040 Ai r and Radiation Doc ket at EPA West, 130 1 Co n stitut io n Ave nue NW, Room B l0 8, Mail Code 6 102T , Washington, D.C. 20004. Suc h de li veri e s are onl y accep ted durin g th e Docke!' s nonnal hour s o f operatio n, and s p ecia l arra n geme nt s s hould be made f or del i ve ri es of boxed inform at io n .

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 po licy is th at a ll comments received w ill be includ ed in the public docket withou t change and may be made available onlin e at http ://www.regulations.gov, including any per so nal information provided, unless the comment includes information claimed to be Confident i a l Bu s ines s Inform ation (C8 I) or other inf ormat i o n whose di s closure is re stricted by statute. Do not su bmit info lm ation that you consider to be 

### CBI or otherwise protected through http ://www .regulations. gov or e- mai l. The htt p: //www.regulations.gov Web s ite i s an " anonymou s access" sys tem , which me ans EPA w ill not know your identity o r contac t inf o rmation unle ss yo u prov ide it i n the body o f your comment. ff you se nd a n e - mail comment direct ly to EPA w it hou t going through http: //www.regulat ion s . gov. yo ur e-mail address w ill be a ut omat ically ca ptured and included as part of th e comment that is p laced in th e public docket and made available o n the Internet. ff yo u s ubmit an electronic comm ent , EPA recommends that yo u include your name and other contact information in the body of yo ur comment and with any di s k o r C D-ROM you s ubmit. If EPA cannot read your comment due to technical difficulties and cannot contac t you for clarification , EPA may not be ab le to cons ide r your comment. Electro nic file s s ho uld avoid the use of spec i a l c haracters, avoid any form of encryption , and be free of any defects or viruses
. For additional information about EPA's public docket , vis it th e E PA Do cket Center homepage at http ://www.epa.gov/epahomeldockets.htm.