WPC1 ?e@zX7.:}|ׂ7g>ƨ\~ {95qh}|TgMM(`bߜ@#@zN '5ۤuqVv)l,Ɩ\v]jhJ2:՜"k(>S3Br{/ٰܴ/F寒Wy\۪*? 49 p[BLtsL?-BYZuSq()xYSc9],WvPwgy` 5gd+tf"U'SBlKPթ{De"*JAZlj+X;񼥶Yym]gtsLKOd;fr -k4ok^~x")bZ|ADqtjtk=qܥXU1# U6N %) 0:/ 1ui 72^ w4 4C mEN\ 0c^ 0 0K 0 0 0f 0A 0D0 1t 72 0N/UN}U@^ U8iU@ 0~ 0Dg 0 0 0Vx 0 0 0 0k 0D 0! 0w! 0d" 04# 0 $ 0$ 0% 0z& 0D' 0 ( 0(-))) 0) 0{* 0P+ 0", 0, 0- 0. 0L/ 00 00000000000000000000000000 B11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111f111a1HP LaserJet 5P local,,,,,,0(9 Z6Times New Roman RegularX($USUS.,3#37=CIQYag1.a.i.(1)(a)(i)1)a)i)dz. :.S 3|xU(;3$2#  0  .3  0  (b$0  0` (#(#2#   .3  0 ` (#` (#(xir$0  0` (#(#0 ` (#` (#2#(  0  )3  0 (# (#($0  0` (#(#0 ` (#` (#0 (# (#2#(  a  )3  0h(#(#(F$0  0` (#(#0 ` (#` (#0 (# (#0h(#(#2#(   )3  0h(#h(#($0  0` (#(#0 ` (#` (#0 (# (#0h(#(#0h(#h(#2#  0  )3  0(#(#({$0  0` (#(#0 ` (#` (#0 (# (#0h(#(#0h(#h(#0(#(#2#  a  )3  0p(#(#(F$0  0` (#(#0 ` (#` (#0 (# (#0h(#(#0h(#h(#0(#(#0p(#(#2#     )3  0p(#p(# *xGaeimquy}Bullet ListBullets List(O$(hH  Z6Times New Roman Regular(9 Z(Times New Roman  TTRY,3' LetterP('3 Letter Landscape 3' Letter'3 Letter LandscapeT<4 9Z+ Courier New (hH  Z(Times New Roman  (.(3($ !USUS.,      0  (#$  0  2D+G 0_level1  X ,"` ` hp x,23  ..  /% ` hp x/  2A+G 0_level2   ) hp x)23  ..  /% ` hp x/  (.3$ !USUS.,  2>+G 0_level3   &hp x&23  ..  /% ` hp x/  2;+G 0_level4  ` #hhp x#23  ..  /% ` hp x/  28+G 0_level5    p x 23  ..  /% ` hp x/  25+G 0_level6   p x23  ..  /% ` hp x/  22+G 0_level7  h pp x23  ..  /% ` hp x/  2/+G 0_level8     x23  ..  /% ` hp x/  (O;$0  2#  a  .3  0` (#(#2,+G 0_level9      x23  ..  /% ` hp x/  2DG 0_levsl1  X ,"` ` hp x,23  Ԁ  /% ` hp x/  2AG 0_levsl2   ) hp x)23  Ԁ  /% ` hp x/  2>G 0_levsl3   &hp x&23  Ԁ  /% ` hp x/  2;G 0_levsl4  ` #hhp x#23  Ԁ  /% ` hp x/  28G 0_levsl5    p x 23  Ԁ  /% ` hp x/  25G 0_levsl6   p x23  Ԁ  /% ` hp x/  22G 0_levsl7  h pp x23  Ԁ  /% ` hp x/  2/G 0_levsl8     x23  Ԁ  /% ` hp x/   ##Cd#2,G 0_levsl9      x23  Ԁ  /% ` hp x/  2DG 0_levnl1  X ,"` ` hp x,23   /% ` hp x/  2AG 0_levnl2   ) hp x)23   /% ` hp x/  2>G 0_levnl3   &hp x&23   /% ` hp x/  2;G 0_levnl4  ` #hhp x#23   /% ` hp x/  28G 0_levnl5    p x 23   /% ` hp x/  25G 0_levnl6   p x23   /% ` hp x/  22G 0_levnl7  h pp x23   /% ` hp x/  2/G 0_levnl8     x23   /% ` hp x/  2,G 0_levnl9      x23   /% ` hp x/   dTable_A !USUS.,  _4July31,2003version     PROPOSEDRULEFORIMPLEMENTATIONOFTHE8HOUROZONENAAQS  DRAFTREGULATORYTEXT   { INTRODUCTION  `   Theattacheddraftregulatorytextforthe8hourozoneimplementationproposedruleis 8  intendedtoaccompanytheJune2,2003,proposedruletoimplementthe8hourozoneNAAQS. $ t Thedraftregulatorytextcontainsmostofthemajorelementsoftheimplementationapproach,  ` e.g.,thetransitionfromthe1hourtothe8hourozoneNAAQSandhowtoimplementthe  L  CAAsprovisionsrelatedtoantibacksliding.  8    TheJune2,2003proposalcontainsthebackgrounddiscussionfortheregulatorytext   proposedbelow.TheJune2proposalsetforthforcommentseveraloptionsforcertainfeatures   orplanelements;thedraftregulatorytextbelowprovidestheregulatorytextforonlyoneofthe   optionsbeingproposedforeachfeatureorelementtodemonstratehowtheregulatorytextwould   appearforthatsetofoptions.Selectionofaparticularoptionwasgenerallybasedonthe p preferencesstatedintheJune2,2003proposal;however,thisselectionshouldnotbeinterpreted \ asadecisionbyEPAtoproceedwiththatoptioninfinalrulemaking,sincecommentsarestill H beingreceivedontheJune2proposal. 4   Thedraftwouldalsoamend40_CFR_ԀPart81byaddingandreservinganewsubpartE,  \ whichwouldbeusedtoidentifytheareadesignationsandclassificationsforthe1hourstandard H inplaceatthetimethe1hourstandardnolongerappliestoeacharea;thisisbeingdoneto 4 implementtheproposedruleonantibacksliding.     Inthisdraftregulatorytext,wearenotyetaddressingtheoptionsconcerningnewsource  review,i.e.,thetransitionalprogramandtheCleanAirDevelopmentCommunitiesprogram.    Theattachedregulatorytextdoesnotcontainanylanguagef  g f  g implementingthef  g Ԁnewsource l reviewf  Ԁg transitionaloption.f  g Althoughf  g EPAg f  g hasproposedf  g Ԁatransitionaloptionf  g f  g ,wearestill X  developingthebestmethodtoimplementit.Atthistime,wearef  g Ԁconsideringthreeoptionsf  g f  g ,as D! followsf  g : 0"  Option1:RevisetheOffsetInterpretativeRuling(40_CFR_ԀPart51,appendixS)byf  g f  g either $X"   (f  g 1)modifyingsectionVIofthisappendixorf   $D #   g f  g (f  g 2)includingtheappropriatelanguageinamajorrewriteofthisappendix.f   %0!$ Althoughf  g Ԁtheformerf  approachwouldf  g ԀminimizeEPAefforts,thelatermaybef  Ԁg f  g necessarybecause &"% wedidnotamendf  g ԀAppendixSf  Ԁg f  g inf  g Ԁthef  g f  g December31,2002f  g Ԁ_NSR_f  Ԁreformrulemaking.f  g ԀAppendixS '#& wouldinstructaStatehowtopermitnewmajorsourcesandmodificationsinnonattainment (#' areaswhereaStatedoesnothaveitsownpermittingprogram. )$( Option2:f  g f  g ԀPromulgatef  g ԀanewfederalPartDg f  g regulatoryprogramf  g Ԁformajornewandmodified h+&* sourcesin40_CFR_ԀPart52.10.f  g Ԁf  g ԀThisrulewouldfunctionasafederalrulesimilartothecurrent40 T,'+ _CFR_Ԁ52.21regulationsfunctionforthePreventionofSignificantDeterioration(PSD)program. @-(, 4 48Xdd8 4  EPAwouldberesponsibleforpermittingtheapplicablesourcesunlessf  g af  g Statef  sg Ԁtookdelegation d oftheprogram.Thisrulef  g f  g couldf  g Ԁalsobeusedforareasthatfailtoamendtheirexisting P f  g nonattainmentf  g _NSR_Ԁrulestoconformtothef  g f  g ԀDecember31,2002_NSR_Ԁrulemaking.f  g  < Option3:UsethePSDfederalprogramf  g f  g Ԁbyrevisingf  g Ԁ40_CFR_Ԁpart52.21g f  g sothatitappliesinf  g Ԁnewly   designatednonattainmentareasf  g f  g .EPAwouldberesponsibleforthepermittingunlessaStatetook   delegationoftheprogram.     EPAisdecidingamongtheseoptions.OnceEPAdecidesamongthevariousoptionswe  ` willprovideregulatorylanguageand,ifnecessary,asupplementalproposalf  g . L    FortheCleanAirDevelopmentCommunitiesprogram,EPAwantstoreviewcomments $  ontheJune2proposalbeforecraftingamorespecificsupplementalproposalandregulatorytext. t  Attachment  L     DRAFTREGULATORYTEXTTOACCOMPANY d JUNE2,2003,PROPOSEDRULEMAKINGTOIMPLEMENTTHE8HOUROZONE P STANDARD(68FR32802) < 40_CFR_ԀPart50!NationalPrimaryandSecondaryAmbientAirQualityStandards    ̀Thesecondsentenceof40CFR50.9(b)isproposedtobeamendedtoreadasfollows: L   Sec.50.9National1-hourprimaryandsecondaryambientairqualitystandardsforozone.  `    Ӏ***** 8  (b)...The1-hourNAAQSsetforthinsection50.9(a)willnolongerapplytoanareaoneyear  aftertheeffectivedateofthedesignationofthatareaforthe8hourozoneNAAQSpursuantto  section107oftheCleanAirAct. \  40CFRPart51!RequirementsforPreparation,Adoption,andSubmittalof 4 ImplementationPlans  p  Ѐ40CFR51isproposedtobeamendedbyaddinganewsubpartXtoreadasfollows: H  SubpartX!ProvisionsforImplementationof8hourOzoneNationalAmbientAirQuality  ! Standard.  "  Sec.51.900Definitions. $l! Sec.51.901ApplicabilityofPart51. %X" Sec.51.902WhichnonattainmentareaplanningprovisionsoftheActshallapplytoareas &D # designatednonattainmentforthe8hourNAAQS? '0!$ Sec.51.903Howdotheclassificationandattainmentdateprovisionsinsection181ofsubpart2 ("% oftheActapplytoareassubjecttosection51.902(a)? l)#& Sec.51.904Howdotheclassificationandattainmentdateprovisionsinsection172(a)of X*#' subpart1oftheActapplytoareassubjecttosection51.902(b)? D+$( Sec.51.905Transitionfromthe1hourNAAQStothe8hourNAAQSandantibacksliding. 0,%) Sec.51.906Redesignationtononattainmentfollowinginitialdesignationsforthe8hour -&* NAAQS. d Sec.51.907Foranareathatfailstoattainthe8hourNAAQSbyitsattainmentdate,howdoes P EPAinterpretsections172(a)(2)(C)(ii)and181(a)(5)(B)oftheAct? < Sec.51.908Whatmodelingandattainmentdemonstrationrequirementsapplyforpurposesof (  the8hourozoneNAAQS?   Sec.51.909Baselineemissioninventoriesforattainmentdemonstrationsand_RFP_ԀPlans   Sec.51.910Whatrequirementsforreasonablefurtherprogress(_RFP_)undersections172(c)(1)   and182applyforareasdesignatednonattainmentforthe8hourozoneNAAQS?  t XܕXXXSec.51.911[Reserved]#XXXXܕv%#XܕXXX  ` Sec.51.912#XXXXܕ%#ԀWhatrequirementsapplyforreasonablyavailablecontroltechnology(_RACT_)under P  the8hourNAAQS? P  Sec.51.913Whichnonattainmentareasaresubjecttothesection182(f)NOxwaiverprovisions <  forthe8hourNAAQS? (  Sec.51.914[Reserved][for_NSR_Ԁproposal] x  Sec.51.915Whatemissioninventoryrequirementsapplyunderthe8hourNAAQS? d  Sec.51.916WhataretherequirementsforanOzoneTransportRegionunderthe8hour P  NAAQS? <  Sec.51.900Definitions.   Thefollowingdefinitionsapplyforpurposesofthissubpart.Anytermnotdefinedhereinshall t havethemeaningasdefinedin40CFR51.100. L 8  (a)1hourNAAQSmeansthe1hourozonenationalambientairquality $ standardscodifiedat40CFR50.9.`   8  (b)8hourNAAQSmeansthe8hourozonenationalambientairquality 8! standardscodifiedat40CFR50.10.#   8  (c)1hourozonedesignvalueisthe1hourozoneconcentrationcalculated $! accordingto40CFRpart50,AppendixHandXܕXXXtheinterpretationmethodology &\ # issuedbytheAdministratormostrecentlybeforethedateoftheenactmentofthe (\"% CleanAirActAmendmentsof1990.#XXXXܕ+#*<$'   8  (d)8Hourozonedesignvalueisthe8hourozoneconcentrationcalculated ,&) accordingto40CFRpart50,AppendixI.d   8  (e)ActmeanstheCleanAirActascodifiedat42U.S.C.sections74017671q. < (2003).    0  (f)Applicablerequirementsmeansforanareathefollowingrequirementstotheextent   suchrequirementsappliedtotheareafortheareasclassificationundersection181(a)(1)  ` oftheActforthe1hourNAAQS:8 (#(# 0  0` (#(#XXXX(1)Reasonablyavailable  controltechnology(RACT)t ` (#` (#    ` (2)Inspectionandmaintenanceprograms(I/M) L     ` (3)#XXXXК/#ԀOffsetratiosfornewsourcereview(NSR) $    ` (4)Majorsourceapplicabilitycut-offsforpurposesofRACTandNSRXXXX  #XXXXK1#XXXX0  8` (#(#(5)RateofProgress(ROP)Plans.#XXXXТ1#p` `  0  0` (#(#(6)StageIIvaporrecoveryH` (#` (# 0  0` (#(#(7)Cleanfuelsfleetprogram. ` (#` (# 0  0` (#(#(8)Reformulatedgasolineasrequiredundersection211(k)(1)(D)oftheAct\` (#` (# 0  0` (#(#(9)Cleanfuelsforboilers4 ` (#` (# 0  0` (#(#(10)TransportationControlMeasures(_TCMs_)duringheavytraffichoursas  " providedundersection182(e)(4)oftheAct.# ` (#` (# 8  (g)Attainmentyearozoneseasonshallmeantheozoneseasonimmediately %X" precedinganonattainmentareasattainmentdate.'0!$   8  (h)Higherclassification/lowerclassification.Forpurposesofdetermining l)#& whetheraclassificationishigherorlower,classificationsarerankedfromlowest D+$( tohighestasfollows:classificationundersubpart1oftheAct;marginal; -&* moderate;serious;severe15;severe17;andextreme.d   0  (_i_)Initiallydesignatedmeansthefirstdesignationthatbecomeseffectiveforanareafor < the8hourozonestandardanddoesnotincludearedesignationtoattainmentor   nonattainment. (#(# 8  (j)Maintenanceareaforthe1hourNAAQSmeansanareathatwasdesignated  ` nonattainmentforthe1hourozoneNAAQSandwasredesignatedtoattainment 8  forthe1hourozoneNAAQSandissubjecttoamaintenanceplanasrequiredby t  section175AoftheAct.L    8  (k)XXXXNitrogenOxides(NOx)meansthesumofnitricoxideandnitrogendioxidein $ thefluegasoremissionpoint,collectivelyexpressedasnitrogendioxide.#XXXX9#   8  (l)NOxSIPCallmeanstherulescodifiedat40CFR51.121and51.122.XXXXp   8  (m)Ozoneseasonmeansforeachstate,theozonemonitoringseasonasdefinedin H 40CFRPart58,AppendixD,section2.5forthatstate#XXXXM;#XXXX.#XXXX[<#XXXX    8  (n)Ozonetransportregionmeanstheareaestablishedbysection184(a)oftheAct \ oranyotherareaestablishedbytheAdministratorpursuanttosection176Aofthe 4  Actforpurposesofozone.#XXXXО<# "   8  (o)Reasonablefurtherprogress(_RFP_)meanstheprogressreductionsrequired #  undersection172(c)(1)andsection182(b)(1)and(c)(2)(B)oftheActfor %X" purposesofthe8hourNAAQS.'0!$   8  (p)Rateofprogress(ROP)meanstheprogressreductionsrequiredundersection l)#& 182(b)(1)and(c)(2)(B)oftheActforpurposesofthe1hourozoneNAAQS.D+$(   8  (q)Revocationofthe1hourNAAQSmeansthetimeatwhichthe1hourozone -&* nationalambientairqualitystandardsnolongerapplytoanareapursuantto40 d CFR50.9(b).<   8  (r)Subpart1meanssubpart1ofpartDoftitleIoftheAct    8  (s)Subpart2meanssubpart2ofpartDoftitleIoftheAct.     Sec.51.901ApplicabilityofPart51. Theprovisionsinsubpart(s)AWofpart51applyto  ` areasforpurposesofthe8hourNAAQStotheextenttheyarenotinconsistentwiththe @  provisionsofthissubpart. |   Sec.51.902WhichnonattainmentareaplanningprovisionsoftheActshallapplytoareas T  designatednonattainmentforthe8hourNAAQS?  , (a)XܕXXXClassificationundersubpart2.Anareawitha1hourozonedesignvalueequaltoorgreater   than0.121ppmatthetimeitisdesignatedorredesignatedasnonattainmentforthe8hour   NAAQSwillbeclassifiedinaccordancewithsection181oftheAct,asinterpretedinsection  51.903(a)ofthispart,forpurposesofthe8hourNAAQS,andwillbesubjecttothe h requirementsofsubpart2thatapplyforthatclassification.#XXXXܕC#XܕXXXԀ H (b)Classificationundersubpart1.Anareawitha1hourdesignvaluelessthan0.121atthe  ( timeitisdesignatedorredesignatedasnonattainmentforthe8hourNAAQS#XXXXܕF#XܕXXXԀwillbesubjectto l" therequirementsofsubpart1.#XXXXܕYYYY+  > #XXXX<.M#XܕXXXTABLE1  CLASSIFICATIONFOR   8HOUROZONENAAQS XYYG/ l"  YYYY  XAreaclass =YY,! h"YY = ?YYY,! h "YY ?Ѐ8hourdesignvalue  h  (ppmozone) ?YYY,!H "YYY ?AttainmentDate  h  (yearsaftereffectivedateof H nonattainmentdesignationfor8 (  hourNAAQS) YYYH,l "  YYY  YMarginal NYY=2h  ~~YY Nfrom#XXXXܕO#XܕXXX bYYYO!h YY (\µ?0.085(\µ?b_0.085__ YYYqCh " (\µ?0.085 (\µ?YYY  @3@3 YYw[h "~~  @3  @YYY    7YY&m YY 7upto#XXXXܕR#XܕXXX* bYYYO!m YY Zd;O?0.092Zd;O?b0.092 eYYYRCm " Zd;O?0.092 Zd;O?YYY e JYY9&m    YYY   JModerate EYY4)y ~~YY Efrom#XXXXܕT#XܕXXX YYYYFyYY Zd;O?0.092Zd;O?Y0.092 YYYqCy" Zd;O?0.092 Zd;O?YYY  @6@6 YYw[y"~~  @6   @YYY    7YY&!YY 7upto*#XXXXܕV#XܕXXX YYYYF!YY 1Zd?0.1071Zd?Y0.107 eYYYRC!" 1Zd?0.107 1Zd?YYY e SYYB&!   YYY   SSerious NYY=2- ~~ YY Nfrom#XXXXܕwX#XܕXXX bYYYO!-!YY 1Zd?0.1071Zd?b0.107 YYYqC-"" 1Zd?0.107 1Zd?YYY  "@9"@9 YYw[-#"~~  "@9   "@YYY    7YY&9#YY 7upto*#XXXXܕ)Z#XܕXXX bYYYO!9$YY Q?0.120Q?b0.120 eYYYRC9%" Q?0.120 Q?YYY e JYY9&9%   YYY   JSevere15 EYY4)E& ~~YY Efrom#XXXXܕ\#XܕXXX YYYYFE'YY Q?0.120Q?Y0.120 YYYrCE(" Q?0.120 Q?YYY  .@15.@_15 YYx\E)"~~  .@15   .@YYY    7YY&Q)YY 7upto*#XXXXܕ]#XܕXXX YYYYFQ*YY K7A?0.127K7A?Y0.127 eYYYRCQ+" K7A?0.127 K7A?YYY e SYYB&Q+   YYY   SSevere17 NYY=2],~~ YY Nfrom#XXXXܕ_#XܕXXX bYYYO!]-YY K7A?0.127K7A?b0.127 YYYrC]." K7A?0.127 K7A?YYY  1@171@17 YYx\]/"~~   1@17   1@YYY    7YY&i/YY 7upto*#XXXXܕva#XܕXXX bYYYO!i0YY V-?0.187V-?b0.187 eYYYRCi1" V-?0.187 V-?YYY e OYY>&i1   YYY  OExtreme 4YY#u2YY 4equaltoor u3 above#XXXXܕlc#XܕXXX YYYYFU5YY V-?0.187V-?Y0.187 YYYnCu6" V-?0.187 V-?YYY  4@204@__20 qYYY^Ku7"  4@20  4@YYY  q*butnotincluding6,* Q8  YYY 6#XXXXܕ*e#'dN(b)Within12monthsaftertheeffectivedateoftheinitialdesignationforthe8-hourNAAQS,a y$: Statemayrequestalowerclassificationifitdemonstratestheareawillattainthestandardbythe Q&< earlierattainmentdateofalowerclassificationinTable1.SuchdemonstrationXXXXmustbe )(!> consistentwithEPAsmodelingguidanceinAppendixWofthispartandEPAsmostrecent *#@ modelingguidanceatthetimethemodeledattainmentdemonstrationisperformed.#XXXX|h#XXXXԀ#XXXXПi#SuchSIP +u%B mustalsocontainanyadditionallocalemissioncontrolmeasuresandanyadditional -M'D ^D  TRY,3' LetterX3' Letter 3' Letter3'T   requirementsofthenewclassification.Ifwithin24monthsaftertheeffectivedateofdesignation d EPAapprovesthatdemonstration,thenEPAwillreclassifytheareatothelowerclassification < andapprovethatearlierattainmentdateforthearea.Inreclassifyinganareaunderthis   paragraph,theAdministratorwilltakeintoaccounttheextenttowhichtheareasignificantly   contributestononattainmentorinterfereswithmaintenanceinadownwindarea.  `  Sec.51.904Howdotheclassificationandattainmentdateprovisionsinsection172(a)of 8  subpart1oftheActapplytoareassubjecttosection51.902(b)?  t  (a)Classification.Anareasubjecttosection51.902(b)willnotbeclassified,exceptthe L  Administratormayclassifysuchanareaasanoverwhelmingtransportareaiftheareameetsthe $ criteriaasspecifiedforruraltransportareasundersection182(h)oftheAct.Anonattainment  areaclassifiedasanoverwhelmingtransportareamustmeettheemissioncontrolandplanning p requirementsofareasclassifiedasmarginal. H (b)AttainmentDates.   0  (1)Foranareasubjecttosection51.902(b),theAdministratorwill___approve_Ԁanattainment \ dateconsistentwiththeattainmentdatetimingprovisionofsection172(a)(2)(A)atthe 4  timetheAdministratorapprovesanattainmentdemonstrationforthearea. "(#(# XܕXXX0  (2)Areasthataresubjecttosection51.902(b)ofthispartwitharequestedattainment #  dateof3yearsorlessafterthedesignationdate.#XXXXܕr#XܕXXXForanareasubjecttosection51.902(b) %`" ofthispartthatrequestsanattainmentdateofnolaterthan3yearsfollowingdesignation '@!$ forthe8hourNAAQS,theStatemustsubmitwithin1yearaftertheeffectivedateofthe ) #& designationaSIPthatdemonstratestheareawillattainwithin3yearsfollowing d+%( designation.ThedemonstrationmustincludemodelingresultsandanalysesthattheState D-&* isrelyingontosupportitsclaim.#XXXXܕs#XܕXXXԀSuchmodelingmustbeconsistentwithEPAguidance d andmustbeappropriateforthearea.#XXXXܕv# D(#(#  Sec.51.905Transitionfromthe1hourNAAQStothe8hourNAAQSandanti $  backsliding.  `     h      p    a.Whatrequirementsthatappliedinanareaforthe1hourNAAQScontinuetoapplyafter  p revocationofthe1hourNAAQSforthatarea? H  0  (1)8HourNAAQSNonattainment/1HourNAAQSNonattainment (#(# 0  Anareadesignatednonattainmentforthe8-hourNAAQSanddesignatednonattainment \  forthe1hourNAAQSatthetimeofrevocationofthe1hourNAAQSforthatarea:4(#(# 0  0` (#(#(i)Remainssubjecttotheobligationtoadoptandimplementtheapplicable   requirementsasdefinedinsection51.900(f)totheextentthattheareahada  higherclassificationforthe1hourNAAQSthanithasforthe8hourNAAQS, X exceptasprovidedinparagraph(a)(1)(iii)ofthissection,andexceptasprovided 0 inparagraph(b)ofthissection.Iftheareahasaclassificationforthe8hour l NAAQSthatisthesameasorhigherthanithadforthe1hourstandard,itmust D  meettherequirementsforthe8hourclassification."` (#` (# 0  0` (#(#(ii)MusthaveaSIPthattheStatesubmitswithin1yearaftertheeffectivedateof #  theareasdesignationforthe8hourNAAQSthatprovidesfora10percent %h" emissionreduction. SuchSIPmustachievea10percentreductioninemissionsof '@!$ VOCand/orNOxfromthebaselineemissioninventorybyMay1,2007,ifthearea |)#& hasnotmetitsobligationtohaveafullyapprovedattainmentdemonstrationSIP T+$( forthe1hourNAAQS.Theemissionreductionsforachievingthe10percent ,-&* reductionmustbeinadditiontothosealreadyadoptedandrequiredbyexisting d federal,stateorlocalrequirements.<` (#` (# 0  0` (#(#(iii)IsnotsubjecttosubmissionbytheStateofaSIPprovidingforROPforthe1   hourNAAQSforanyperiodforwhichsuchareaissubjectto_RFP_Ԁforthe8hour   NAAQSundersection51.910.TheStatemayonlymodifyROPmeasures  ` approvedintotheSIPforthe1hourNAAQSprovidedtheydemonstratethatthe 8  modificationensuresequivalentorgreateremissionreductions.t ` (#` (# 0  (2)8HourNAAQSNonattainment/1HourNAAQSMaintenanceAreaL (#(# 0  Anareadesignatednonattainmentforthe8-hourNAAQSthatisamaintenanceareafor $ the1hourNAAQSatthetimeofrevocationofthe1hourNAAQSforthatareaXXXXԀremains  subjecttotheobligationtoimplementthe#XXXX%#applicablerequirementsasdefinedinsection p 51.900(f)XXXXtotheextentsuchobligationsarerequiredbytheapproved1hourNAAQS H SIP,exceptasprovidedinparagraph(b)ofthissection.If,priortorevocationofthe1   hourNAAQSforthearea,EPAapprovedaSIPrevision#XXXX#XXXXforthe1hourSIPshiftingthat \ obligationtoacontingencymeasure,theareaisnotrequiredtoimplementthatmeasure 4  aspartofits8-hourSIP,excepttotheextentrequiredunderits8hourclassification;  " howevertheStatemaynotremovesuchmeasurefromtheSIP.# (#(# #XXXXA#0  (3)8HourAttainmentorUnclassifiable/1HourNonattainment%X"(#(# 0  0` (#(#(i)ObligationsinanapprovedSIP.Anareadesignatedattainmentor '0!$ unclassifiableforthe8-hourNAAQSanddesignatednonattainmentforthe1-hour l)#& NAAQSatthetimeofrevocationofthe1hourNAAQSforthatareamust D+$( continuetoimplementtheapplicablerequirementsasdefinedinsection51.900(f) -&* totheextentsuchrequirementswereapprovedintotheSIP,XXXXexceptasprovidedin d paragraph(b)ofthissection.#XXXX;#<` (#` (# 0  0` (#(#(ii)AttainmentdemonstrationandROPplans. ` (#` (# 0  0` (#(#0 ` (#` (#(A)Totheextentanareadesignatedattainmentorunclassifiableforthe   8-hourNAAQSanddesignatednonattainmentforthe1-hourNAAQSat  ` thetimeofrevocationofthe1hourNAAQSdoesnothaveanapproved 8  attainmentdemonstrationorROPplanthatwasrequiredforthe1hour t  NAAQSundertheAct,theobligationtosubmitsuchanattainment L  demonstrationorROPplan$ (# (# 0  0` (#(#0 ` (#` (#0 (# (#(1)isdeferredforsolongastheareacontinuestomaintainthe  8-hourNAAQS;andp(#(# 0  0` (#(#0 ` (#` (#0 (# (#(2)nolongerappliesoncetheareahasanapprovedmaintenance H planpursuanttoparagraph(a)(3)(iii)ofthissection. (#(# 0  0` (#(#0 ` (#` (#(B)Ifanareadesignatedattainmentorunclassifiableforthe8-hour \ NAAQSanddesignatednonattainmentforthe1-hourNAAQSatthetime 4  ofrevocationofthe1hourNAAQSviolatesthe8-hourNAAQS,priorto  " havinganapprovedmaintenanceplanforthe8hourNAAQSasprovided #  underparagraph(a)(3)(iii)ofthissection,%X" (# (# 0  0` (#(#0 ` (#` (#0 (# (#(1)theareawillbesubjecttothe10percentemissionreduction '0!$ requirementofparagraph(a)(1)(ii)orthissection,exceptthe l)#& submissiondateshallbe1yearafterthedateonwhichEPA D+$( publishesadeterminationthataviolationofthe8hourNAAQS -&* hasoccurred;theSIPrequiredunderparagraph(a)(1)(ii)ofthis d sectionshallprovideforachievingthe10percentemission < reductionswithin3yearsafterthedateonwhichEPApublishesa   determinationthataviolationofthe8hourNAAQShasoccurred;   and `(#(# 0  0` (#(#0 ` (#` (#0 (# (#(2)theStateshallsubmitanROPplantoachieveanyoutstanding 8  ROPreductionsthatwererequiredunderthe1hourNAAQS,and t  thethreeyearperiodorperiodsforachievingtheROPreductions L  willbeginJanuary1oftheyearfollowingthethreeyearperiodon $ whichEPAbasesitsdeterminationthataviolationofthe8hour  NAAQSoccurred.XXXXp(#(# #XXXXN#0  0` (#(#(iii)MaintenancePlansforthe8hourNAAQS.Forareasinitiallydesignated H attainmentforthe8hourNAAQS,anddesignatednonattainmentforthe1-hour   NAAQSatthetimeofrevocationofthe1hourNAAQS,theStateshallsubmitno \ laterthan3yearsaftertheeffectivedateoftheareasdesignationforthe8hour 4  NAAQS,amaintenanceplanforthe8hourNAAQSinaccordancewithsection  " 110(a)(1)oftheAct.Themaintenanceplanmustprovideforcontinued #  maintenanceofthe8-hourNAAQSfor10yearsfollowingdesignationandmust %X" includecontingencymeasures.Thisprovisiondoesnotapplytoareas '0!$ redesignatedfromnonattainmenttoattainmentforthe8hourNAAQS.Such l)#& areasaresubjecttothemaintenanceplanrequirementinsection175AoftheAct.D+$(` (#` (# (b)Doesattainmentofthe1hourstandardaffecttheobligationsunderparagraph(a)ofthis -&* section?AStateremainssubjecttotheobligationsunderparagraphs(a)(1)(i),(a)(2),and d (a)(3)(i)ofthissectionuntiltheareaattainsthelevelofthe1-hourNAAQS.Afterthearea < attainsthelevelofthe1hourNAAQS,theStatemayrequestsuchobligationsbeshiftedto   contingencymeasures,consistentwithsection110(l)oftheAct;however,theStatecannot   removetheobligationsfromtheSIP.  ` (c)Whichportionsofanareadesignatedforthe8hourNAAQSremainsubjecttotheobligations 8  identifiedinparagraph(a)ofthissection? t  8  (i)Exceptasprovidedinparagraphs(c)(ii)and(iii)ofthissection,onlythe L  portionofthedesignatedareaforthe8hourNAAQSthatwasrequiredtoadopt $ theapplicablerequirementsin51.900(f)forpurposesofthe1hourNAAQSis  subjecttotheobligationsidentifiedinparagraph(a)ofthissection.40CFRPart p 81,SubpartEidentifiestheareadesignationsandclassificationsforthe1hour H NAAQSatthetimethe1hourNAAQSnolongerappliedtoeacharea.    8  (ii)Forpurposesofparagraph(a)(1)(ii)ofthissection,therequirementtoachieve \ a10percentreductioninbaselineemissionsappliestotheentireareadesignated 4  nonattainmentforthe8hourozoneNAAQS. "   8  (iii)Forpurposesofparagraph(a)(3)(iii)ofthissection,themaintenanceplan #  mustdemonstratemaintenancefortheentireareadesignatedattainmentforthe8 %X" hourozoneNAAQS.'0!$   (d)WhatflexibilitydoesaStatehavetomodifycontrolobligationsapprovedintotheSIPandnot l)#& addressedinparagraph(a)ofthissection?AStatemayreviseorremoverequirementsinthe D+$( approvedSIP(includingcommitmentstotakefutureaction)consistentwithsections110(l)and -&* 193oftheCleanAirActifsuchrequirementisnotaddressedforthatareaunderparagraph(a)of d thissection. < (e)Whatobligationsthatappliedforthe1hourNAAQSwillnolongerapplyafterrevocationof   the1hourNAAQSforanarea?   0  (1)MaintenancePlans.Uponrevocationofthe1hourNAAQS,anareawithanapproved  ` 1-hourmaintenanceplanundersection175AoftheActmaymodifythemaintenance 8  plan:(a)toremovetheobligationtosubmitamaintenanceplanforthe1-hourNAAQS8 t  yearsafterapprovaloftheinitial1-hourmaintenanceplan;and(b)toremovethe L  obligationtoimplementcontingencymeasuresuponaviolationofthe1-hourNAAQS. $ However,suchrequirementswillremainenforceableaspartoftheapproved1hour  NAAQSSIPuntilsuchtimeasEPAapprovesaSIPrevisionremovingsuchobligations. p TheEPAshallnotapproveaSIPrevisionrequestingthesemodificationsuntiltheState H submitsandEPAapprovesanattainmentdemonstrationforthe8hourNAAQSunder   section51.908foranareadesignatednonattainmentforthe8hourozoneNAAQSora \ maintenanceSIPunderparagraph(a)(3)(iii)ofthissectionforanareadesignated 4  attainmentforthe8hourNAAQS. "(#(# 0  (2)Findingsoffailuretoattainthe1hourNAAQS.Uponrevocationofthe1hour #  NAAQSforanarea,EPAisnolongerobligated!%X"(#(# 0  0` (#(#(i)todeterminepursuanttosection181(b)(2)orsection179(c)oftheActwhether '0!$ anareaattainedthe1hourNAAQSbythatareasattainmentdateforthe1hour l)#& NAAQS;orD+$(` (#` (# 0  0` (#(#(ii)toreclassifyanareatoahigherclassificationforthe1-hourNAAQSbased -&* uponadeterminationthattheareafailedtoattainthe1-hourNAAQSbythe d areasattainmentdateforthe1hourNAAQS.<` (#` (# 0  (3)Conformitydeterminationsforthe1hourNAAQS.Uponrevocationofthe1hour   NAAQSforanarea,conformitydeterminationspursuanttosection176(c)oftheActare   nolongerrequiredforthe1-hourNAAQS.Atthattime,anyprovisionsofapplicable  ` SIPsthatrequireconformitydeterminationsinsuchareasforthe1-hourNAAQSwillno 8  longerbeenforceablepursuanttosection176(c)(5)oftheAct.t (#(# (f)WhatisthecontinuedapplicabilityoftheNOxSIPCallafterrevocationofthe1hour L  NAAQS?TheNOxSIPCallshallcontinuetoapplyafterrevocationofthe1hourNAAQS. $ ControlobligationsapprovedintotheSIPpursuantto40_CFR_Ԁsections51.121and51.122may  bemodifiedbytheStateonlyiftherequirementsofsections51.121and51.122,includingthe p statewide_NOx_emissionbudgets,continuetobemetandtheStatemakesashowingconsistent H withsection110(l).    Sec.51.906_Redesignation_Ԁto_nonattainment_Ԁfollowinginitialdesignationsforthe8hour \ _NAAQS_.  4  Foranyareathatisinitiallydesignatedattainmentorunclassifiableforthe8-hour_NAAQS_Ԁand  " thatissubsequently_redesignated_Ԁto_nonattainment_Ԁforthe8hourozone_NAAQS_,anyabsolute, #  fixeddateapplicableinconnectionwiththerequirementsofthispartisextendedbyaperiodof %X" timeequaltothelengthoftimebetweentheeffectivedateoftheinitialdesignationforthe8-hour '0!$ _NAAQS_Ԁandtheeffectivedateof_redesignation_,exceptasotherwiseprovidedinthissubpart. l)#&  Sec.51.907Foranareathatfailstoattainthe8hour_NAAQS_Ԁbyitsattainmentdate,how D+$( doesEPAinterpretsections172(a)(2)(C)(ii)and181(a)(5)(B)oftheAct?  -&* Forpurposesofapplyingsections172(a)(2)(C)and181(a)(5)oftheAct,anareawillmeetthe d requirementofsection172(a)(2)(C)(ii)or181(a)(5)(B)oftheActpertainingto1yearextensions < oftheattainmentdateif:   (a)forthefirst1yearextension,thearea's4thhighestdaily8-houraverageintheattainment   yearis0.084ppmorless.  ` (b)forthesecond1yearextension,thearea's4thhighestdaily8-hourvalue,averagedoverboth 8  theoriginalattainmentyearandthefirstextensionyear,is0.084ppmorless. t   Sec.51.908Whatmodelingandattainmentdemonstrationrequirementsapplyfor L  purposesofthe8hourozoneNAAQS?  $ (a)Arethereareasthatdonotrequiresubmissionofamodeledattainmentdemonstration?  Noadditionalmodeledattainmentdemonstrationisrequiredfor! p 8  (1)anareaclassifiedasmarginalforthe8hourNAAQSinaccordancewith H section51.903;or    8  (2)anareasubjecttosection51.904forwhichEPAhasapprovedanattainment \ dateof3yearsorlessundersection51.904(b)(2).4    XܕXXX(b)Whatistheattainmentdemonstrationrequirementforanareaclassifiedasmoderateor  " higherundersection51.903?#XXXXܕ#XXXXԀAnareaclassifiedasmoderateorhigherundersection51.903shall #  besubjecttotheattainmentdemonstrationrequirementapplicableforthatclassificationunder %" section182oftheAct,exceptsuchdemonstrationisduenolaterthan3yearsaftertheeffective '`!$ dateofthedesignationoftheareaforthe8hourNAAQS. )8#& #XXXX#(c)Whatistheattainmentdemonstrationrequirementforanareasubjecttosection51.904?XܕXXXԀAn t+%( areasubjecttosection51.904forwhichEPAhasnotapprovedanattainmentdateof3yearsor t-'* lessundersection51.904(b)(2)mustsubmitanattainmentdemonstrationnolaterthan#XXXXܕ#3years d aftertheeffectivedateofthedesignationoftheareaforthe8hourNAAQS.XXXX d (d)Whatcriteriamusttheattainmentdemonstrationmeet?Anattainmentdemonstrationdue <  pursuanttoparagraph(b)or(c)ofthissectionshallbeconsistentwithAppendixWofthispart   andEPAsmostrecentmodelingguidanceatthetimethemodeledattainmentdemonstrationis   performed.#XXXXЦ#Local,regionalandnationalmodelingdevelopedtosupportFederalorlocalcontrols `  maybeusedprovidedthemodelingisconsistentwithEPAsmodelingguidance. 8  (e)Whatistherequired_timeframe_Ԁforobtainingemissionreductionstoensureattainmentbythe t  attainmentdate?Foreachnonattainmentarea,theStatemustprovideforimplementationofall L controlmeasuresneededforattainmentnolaterthanthebeginningoftheattainmentyearozone $ season.  (f)Isamidcoursereview(_MCR_)required?XXXXForeachnonattainmentareawithanattainment p dategreaterthan6yearsaftertheeffectivedateoftheareasdesignation,a#XXXX(#Statemustcomplete H andsubmittoEPAamidcoursereviewmidwaybetweentheduedateforitsattainment   demonstrationSIPandtheareasattainmentdate,consistentwithguidanceissuedbyEPA. \   Sec.51.909Baselineemissioninventoriesforattainmentdemonstrationsand_RFP_ԀPlans  4" Abaselineemissioninventoryisrequiredf  g fortheattainmentdemonstrationrequiredunder  $  section51.908andthe_RFP_Ԁrequiredundersection51.910.Asdeterminedontheeffectivedate %" ofanareasnonattainmentdesignation,thebaselineinventoryshallbecalculatedusingthemost 'X!$ recentcalendaryearforwhichacompleteinventoryisrequiredtobesubmittedtoEPAunderthe )0#& ConsolidatedEmissionsReportingRuleinsubpartAofthispart.Forinitialdesignationsforthe l+%( 8hourNAAQS,thebaselineemissioninventoryshallbebasedonthecalendaryear2002. D-&*  Sec.51.910Whatrequirementsforreasonablefurtherprogress(_RFP_)undersections d 172(c)(1)and182applyforareasdesignatednonattainmentforthe8hourozoneNAAQS?  < (a)Whatarethegeneralrequirementsfor_RFP_Ԁforanareaclassifiedpursuanttosection51.903?   f  g Foranareaclassifiedpursuanttosection51.903,the_RFP_Ԁrequirementsspecifiedinsection182   oftheActforthatareasclassificationshallapply.  ` 8  (1)WhatisthecontentandtimingoftheRFPplanrequiredundersection 8  182(b)(1)oftheActforareasclassifiedasmoderateorhigherpursuanttosection t  51.903?󀀀L    8  0`   (_i_)Exceptasprovidedinparagraph(a)(1)(ii)ofthissection,foreacharea $ classifiedasmoderateorhigher,thestatemustsubmitaSIPrevision  consistentwithsection182(b)(1)oftheActnolaterthan2yearsafterthe p effectivedateofthenonattainmentdesignationforthearea.The6year H periodreferencedinsection182(b)(1)oftheActshallbeginJanuary1of   theyearfollowingtheyearusedforthebaselineemissioninventory.For \ areasinitiallydesignatednonattainmentforthe8hourNAAQSthesix 4  yearperiodshallrunfromJanuary1,2003toDecember31,2008. "` `  0  0` (#(#(ii)Anareaclassifiedasmoderateorhigherthathasthesameboundariesasan #  areaforwhichEPAfullyapprovedaf  g f  g 15percentf  g Ԁplanforthe1hourNAAQSisnot %X" subjecttosection182(b)(1)oftheActforthe8hourNAAQS,butinstead!'0!$` (#` (# 0  0` (#(#0 ` (#` (#(A)Ifclassifiedasmoderate,issubjectto_RFP_Ԁundersection172(c)(2)of l)#& theActandshallmeetthatobligationbysubmitting3yearsafterthe D+$( effectivedateofitsdesignationaSIPrevisionthatprovidesfor -&* implementationofallemissionreductionsneededforattainmentbythe d beginningoftheozoneseasonintheareasattainmentyear;< (# (# 0  0` (#(#8 ` (#` (#(B)Ifclassifiedasseriousorhigher,issubjectto_RFP_Ԁunder   section182(c)(2)(B)oftheActandshallsubmitnolaterthan2   yearsaftertheeffectivedateofitsdesignationan_RFP_ԀSIP  ` providingforanaverageof3percentperyearofVOCand/orNOx 8  emissionsreductionforthe6yearperiodbeginningJanuary1of t  theyearfollowingtheyearusedforthebaselineemission L  inventory.Forareasinitiallydesignatednonattainmentforthe8 $ hourNAAQSthe6yearperiodshallrunfromJanuary1,2003to  December31,2008.p  8  (2)Isthereanadditional_RFP_Ԁobligationundersection182(c)(2)(B)oftheActfor H areasclassifiedasseriousorhigherpursuanttosection51.903?Foreacharea   classifiedasseriousorhigherundersection51.903,theStatemustsubmitnolater \ than3yearsaftertheeffectivedateoftheareasnonattainmentdesignationaSIP 4  revisionconsistentwithsection182(c)(2)(B)oftheActforeach3yearperiod  " followingtheinitial6yearperiodaddressedunderparagraph(a)(1)(ii)(B)ofthis #  sectionuntiltheareasattainmentdate.Forareasinitiallydesignated %X" nonattainmentforthe8hourNAAQSthe3yearperiodsreferencedinsection '0!$ 182(c)(2)(B)oftheActshallbeginJanuary1,2009.l)#&   8  (3)Whatistheapplicabilityofsection182(c)(2)(C)oftheAct?󀀀Forpurposesof D+$( the_RFP_ԀSIPsdueunderparagraphs(a)(1)(ii)(B)and(a)(2)ofthissection,the -&* StatemaysubstituteNOxemissionreductionsforVOCemissionreductionsas d providedinsection182(c)(2)(C)oftheAct.<   8  (4)Whatf  g restrictionsapplyonthecreditabilityofemissioncontrolmeasuresfor   the_RFP_Ԁplansrequiredunderthissection?Exceptasspecificallyprovidedin   section182(b)(1)(C)and(D)andsection182(c)(2)(B)oftheAct,allemissions  ` reductionsthatoccurafterthebaselineemissioninventoryyeararecreditablefor 8  purposesofthe_RFP_Ԁrequirementsinthissection.t    (b)Whatarethegeneralrequirementsfor_RFP_Ԁforanareaclassifiedpursuanttosection51.904? L  f  g Foranareaclassifiedpursuanttosection51.904,the_RFP_Ԁrequirementsspecifiedinsection $ 172(c)(2)oftheActshallapply. XܕXXX  0  (1)#XXXXܕT#AreaswithanapprovedSIPpursuanttosection51.904(b)(2)aredeemedtohavemet p the_RFP_Ԁobligationundersection172(c)(2)oftheAct.XܕXXXp(#(# 0  (2)#XXXXܕx#Foreachareasubjecttosection51.904___without_ԀanapprovedSIPpursuanttosection H 51.904(b)(2),theStateshallsubmitnolaterthan3yearsfollowingtheeffectivedateof H thenonattainmentdesignationaSIPprovidingfor_RFP_Ԁconsistentwithsection172(c)(2)   oftheAct.\"(#(# 0  8` (#(#(_i_)XXXXForeachareawitharequestedattainmentdatenolaterthan6years 4$  aftertheeffectivedateoftheareasdesignationforthe8hourNAAQS,  &" theSIPrevisionshallshowthatallemissionsreductionsneededfor '!$ attainmentwouldbeimplementedf  g Ԁbythebeginningoftheattainmentyear )X#& ozoneseason.#XXXX#+0%(` `  0  0` (#(#(ii)Foreachareawitharequestedattainmentdatemorethan6yearsafterthe l-'* effectivedateoftheareasdesignationforthe8hourNAAQS,theSIPrevision d shallmeetthesameprogressrequirementsandissubjecttothesamelimitations < applicabletoareasclassifiedundersection51.903asseriousorhigher.Such   requirementsandlimitationsarespecifiedinparagraphs(a)(1)(ii)(B),(a)(2)and   (a)(3)ofthissection. `` (#` (# (c)WhatmethodshouldaStateusetocalculateRFPtargets?  8   TheStatemustusethemethodsconsistentwithrequirementsofsections182(b)(1)(C)and(D) t  and182(c)(2)(B)toproperlyaccountforthenon-creditablereductionswhencalculatingRFP L  targetsfortheinitial6yearperiodandthesubsequent3yearperiods.XܕXXX $  Sec.51.911[Reserved]#XXXXܕ# XܕXXX   Sec.51.912#XXXXܕC#ԀWhatrequirementsapplyforreasonablyavailablecontroltechnology(RACT) x underthe8hourNAAQS?    (a)Areassubjecttosection51.903. ` (1)TheStatemustsubmitaSIPrevisionforeachareaclassifiedundersection51.903thatmeets 8 theRACTrequirementsspecifiedfortheareasclassificationinsections182(a)(2)(A)and t  182(b)(2)oftheAct,exceptasprovidedinparagraph(a)(2)ofthissection. L" (2)TheStateshallsubmittheRACTSIPforeachareanolaterthan2yearsaftertheeffective $$  dateofthenonattainmentdesignationoftheareaforthe8hourNAAQSandshallprovidefor %" implementationofRACTasexpeditiouslyaspracticablebutnolaterthan30monthsafterthe 'p!$ RACTSIPisdue. )H#& (b)ApplicationofRACTprovisionsinsections182(b)(2)(C)and182(f)forareassubjectto + %( section51.903. \-&* 8  (1)ForpurposesofmeetingtheRACTobligationsundersection182(b)(2)(C)of d theActformajorstationarysourcesofVOCsandundersection182(f)oftheAct < formajorstationarysourcesofNOx,thedefinitionofmajorstationarysourcein   section302oftheAct,asmodifiedbythemajorsourcedefinitionineithersection   182(b),(c),(d)or(e)oftheActasapplicabletotheareasclassification,shall  ` apply.VOCandNO<t 8 x8 t Ԁaretobeconsideredseparatelyforpurposesofdetermining 8  whetherasourceisamajorstationarysource.However,foran8hourozone t  nonattainmentareaoranyportionthereofthathadahigherclassificationatthe L  timeofrevocationofthe1hourstandardunderthe1hourstandard,themajor $ sourcedefinitionwouldbebasedonthathigherclassificationasprovidedunder  section51.905(a)ofthissubpart.p   8  (2)PriorRACTDeterminations.H   e0  0` s#s#(i)Wherepriortotheeffectivedateofanareas8hourNAAQSdesignationa   StatehasadoptedandEPAhasapprovedacontrolmeasureasRACTforaspecific \ majorstationarysourceorsourcecategoryinanonattainmentareaforthe1hour 4  NAAQS,theStateisnotrequiredtosubmitanadditionalRACTf  g Ԁdeterminationfor  " thatsourceorsourcecategory.# ` s#` s# 0  0` s#s#(ii)Ifaportionofthe8hourNAAQSnonattainmentareawasnotapartofthe1 %X" hourNAAQSnonattainmentinwhichtheRACTobligationapplied,theStateshall '0!$ submitaSIPunderparagraph(a)ensuringthatRACTcontrolsforeachsource l)#& categorycoveredbyacontroltechniquesguidelineandeachmajorstationary D+$( sourceapplythroughoutthe8hournonattainmentarea.-&*` s#` s# 0  0` s#s#(iii)Theexemptioninparagraph(b)(i)ofthissectionshallnotapplywhereaState d concludedthatnoadditionalcontrolswouldapplytothemajorstationarysourceor < sourcecategoryforpurposesofmeetingRACTforthe1hourNAAQS. ` s#` s# 8  (3)ForpurposesofmeetingtheNOxRACTrequirementofsection182(f)ofthe   ActinareaslocatedinaStatesubjecttotheNOxSIPCall,_RACT_ԀSIPrequirements  ` areconsideredmet:8 !! 0  0` s#s#(i)forsourcessubjecttotheStatesemissioncapandtradeprogramwherethe t  capandtradeprogramhasbeenapprovedbyEPAasmeetingtheNOxSIPCall L  requirements;and$` s#` s# 0  0` s#s#(ii)forcementkilnsthataresubjecttoaSIPapprovedobligationtoinstalland  operatecontrolsthatareexpectedtoachieveatleasta30percentreductionfrom p uncontrolledlevels.H` s#` s# 0  (4)AStatemaymeettheNOxRACTrequirementbyshowingthattheweightedaverage   emissionratefromsourcesinthenonattainmentareasubjectto_RACT_!includingsources \ subjecttotheNOxSIPCallrequirements!meetRACTrequirements.4 s#s# (c)Areassubjecttosection51.904.Areassubjecttosection51.904aresubjecttotheRACT  " requirementspecifiedinsection172(c)(1)oftheAct.Tomeettherequirementinsection #  172(c)(1)oftheAct,theStatemustsubmitwithitsattainmentdemonstrationaSIPrevision %X" demonstratingthattheareahasadoptedallcontrolmeasuresnecessarytodemonstrateattainment '0!$ asexpeditiouslyaspracticableandtomeetanyRFPrequirements. l)#& (d)ReasonablyAvailableControlMeasures(RACM).Foreachnonattainmentarearequiredto D+$( submitanattainmentdemonstrationundersection51.908,theStateshallsubmitwiththe -&* attainmentdemonstrationaSIPrevisiondemonstratingthatithasadoptedallcontrolmeasures d necessarytodemonstrateattainmentasexpeditiouslyaspracticableandtomeetanyRFP < requirements.    Sec.51.913Whichareasaresubjecttothesection182(f)NOxwaiverprovisionsforthe8   hourNAAQS? Thesection182(f)NOxwaiverprovisionsapplytoanyareadesignated  ` nonattainmentforthe8hourozoneNAAQSandtoanyozonetransportregion. @   Sec.51.914[Reserved]  [forNSRproposal]  |   Sec.51.915Whatemissioninventoryrequirementsapplyunderthe8hourNAAQS?  \    Foreachnonattainmentareasubjecttosection51.903,theemissioninventoryrequirementin 4 section182(a)(1)oftheActshallapply,andforeachnonattainmentareasubjecttosection   51.904,theemissioninventoryrequirementinsection172(c)(3)oftheActshallapply.  ForpurposesofmeetingtheemissionsinventoryrequirementsoftheAct,theStateshallmeetthe X requirementsundertheConsolidatedEmissionsReportingRules,40CFR51SubpartA. 0  Sec.51.916WhataretherequirementsforanOzoneTransportRegionunderthe8hour l NAAQS?  D  XܕXXX(a)InGeneral.Sections176Aand184oftheActapplyforpurposesofthe8hourNAAQS.#XXXXܕ#Ԁ " (b)RACTRequirementsforCertainPortionsofanOzoneTransportRegion.TheStatemust $  submitaSIPrevisionthatmeetstheRACTrequirementsofsection184oftheActforeacharea %" designatedasattainmentorunclassifiableorthatmaybeclassifiedundersection51.904ofthis 'h!$ subpart,butwhichislocatedinanozonetransportregion.Amajorstationarysourceforpurposes )@#& ofthissectionisdefinedasasourcewhichdirectlyemits,orhasthepotentialtoemit,100tons |+%( peryearormoreofNOxor50tonsperyearormoreofVOC.TheStateshallsubmittheRACT T-&* revisionnolaterthan2yearsaftertheeffectivedateofthenonattainmentdesignationofanyarea d intheOTRforthe8hourNAAQSandshallprovideforimplementationofRACTas < expeditiouslyaspracticablebutnolaterthan30monthsaftertheRACTSIPisdue.    40CFRPart81!DesignationofAreasforAirQualityPlanningPurposes     40_CFR_Ԁ81isproposedtobeamendedbyaddingandreservinganewsubpartEtoreadas  ` follows:  8   SubpartE[Reserved] t  [Willidentifyareadesignationsandclassificationsforthe1hourNAAQSinplaceatthetime L  the1hourNAAQSnolongerappliestoeacharea;thisisbeingdonetoimplementthe  proposedruleonantibacksliding.]