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# OAR Box 1796 Prepped byKeeiaRichards



### Document

Number: 

# 45 ) V-A-0 1 Docket Number: 

# A-90-3 7

Printed 10/31/20084:20:37

PM Sheet 45of 107

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### V-IA-O I

6560-50- P ENVIRONMENTA L PROTECTIO NAGENC Y 4 0 CF RPart s 5 1 an d 5 2 [AD-FRL

- ] RIN - EP AAI R DOCKE T Approva l an d Promulgatio no f Implementatio nPlans ; Preventio no f Significan t Deterioratio n(PSD )

AGENCY : Environmenta l Protectio nAgenc y(EPA) . ACTION : Fina l rule . SUMMARY : Thi s fina l actio nrevise s th e applicabl e implementatio nplan s concernin g th e PS D progra mmandate dby par t C o f titl e I o f th e Clea nAi r Ac t (CA Ao r Act) . Thes e revision s incorporat e newl ypromulgate dparagraph s o f th e Federa l PS D rul e int o th e federa l implementatio npla n portio no f a State' s implementatio npla nwher e th e Stat e doe s no t hav e a napprove d PS D Stat e Implementatio nPla n (SIP ) i nplace . Specifically , th e revision s incorporat e ne w applicabilit yprovision s i nth e Federa l PS D rule s fo r baselin e emission s determination , actual-to-projected-actua l methodology , plantwid e applicabilit ylimitation s (PAL's) , clea nunits , an d pollutio ncontro l project s (PCP's) . Th e change s ar e intende d t o ensur e comprehensiv e an dconsisten t implementatio no f th e Federa l PS D progra mb yState , local , an d triba l agencie s wher e EP Aha s determine dtha t the yhav e th e responsibilit yt o implemen t th e Federa l PS D program .P. 3

2 EFFECTIV E DATE : Thi s fina l rul e i s effectiv e o nMarc h3 , 2003 . ADDRESSES : Docket . Docke t No . A-90-3 7 i s locate da t th e EP ADocke t Center , EP AWest , U.S . EP A(6102T) , 130 1 Constitutio nAvenue , NW , Roo mB-102 , Washington , D C 20460 . FO RFURTHE RINFORMATIO NCONTACT : Ms . Lyn nHutchinson , Informatio nTransfe r an dProgra mIntegratio nDivisio n(C339

- 03) , U.S . EP AOffic e o f Ai r Qualit yPlannin g an dStandards , Researc hTriangl e Park , Nort hCarolin a 27711 , telephon e numbe r (919 ) 541-5795 , facsimil e numbe r (919 ) 541-5509 , electroni c mai l email ) address : hutchinson.lynn@epa.gov . SU P PLEMENTAR YINFORMATION : Regulate d Entitie s Entitie s potentiall yaffecte db ythi s fina l actio n includ e source s i nal l industr ygroups . Th e majorit yo f source s potentiall yaffecte dar e expecte dt o b e i nth e followin g groups . Industr yGrou p SIC a NAICS b Electri c Service s 49 1 221111 , 221112 , 221113 , 221119 , 221121 , 22112 2 PetroleumRefinin g 29 1 3241 1 Chemica l Processe s 28 1 325181 , 32512 , 325131 , 325182 , 211112 , 325998 , 331311 , 32518 8 Natura l Ga s Transpor t 49 2 48621 , 2212 1P. 4

Pul p an d Pape r Mill s 26 1 32211 , 322121 , 322122 , 3221 3 Pape r Mill s 26 2 322121 , 32212 2 Automobil e 37 1 336111 , 336112 , 336712 , Manufacturin g 336211 , 336992 , 336322 , 336312 , 33633 , 33634 , 33635 , 336399 , 336212 , 33621 3 Pharmaceutical s 28 3 325411 , 325412 , 325413 , 32541 4 a Standar d Industria l Classificatio n bNort hAmerica nIndustr yClassificatio nSystem . Entitie s potentiall yaffecte db ythi s fina l actio nals o includ e State , local , an d triba l government s tha t ar e delegate d authorit yt o implemen t thes e regulations . Th e EP Aha s establishe da nofficia l publi c docke t fo r thi s actio nunde r Docke t No . A-90-37 . Th e officia l publi c docke t consist s o f th e document s specificall yreference di n thi s action , anypubli c comment s received , an dothe r informatio nrelate d t o thi s action . Althoug ha par t o f th e officia l docket , th e publi c docke t doe s no t includ e Confidentia l Busines s Informatio no r othe r informatio nwhos e disclosur e i s restricte db ystatute . Th e officia l publi c docke t i s th e collectio no f material s tha t i s availabl e fo rP. 5

4 publi c viewin g a t th e EP ADocke t Center , EP AWest , Roo m B-102 , 130 1 Constitutio nAvenue , NW , Washington , D C 20460 . Th e Docke t Cente r i s ope nfro m8:3 0 a.m . t o 4:3 0 p.m. , Monda ythroug hFriday , excludin g lega l holidays . Th e telephon e numbe r fo r th e Readin g Roo mi s (202 ) 566-1744 , an d th e telephon e numbe r fo r th e Docke t i s (202 ) 566-1742 . A reasonabl e fe e ma yb e charge dfo r copyin g docke t materials . Electroni c Access . Yo u ma yacces s thi s Federa l Registe r documen t electronicall ythroug hth e EP AInterne t unde r th e Federa l Registe r listing s a t http://www.epa.gov/fedrgstr/ . Worldwid e We b(WWW) . I nadditio nt o bein g availabl e i nth e docket , a nelectroni c cop yo f today' s fina l rul e wil l als o b e availabl e o nth e WW Wthroug hEPA' s Technolog yTransfe r Networ k (TTN) . Followin g signatur e b yth e EP A Administrator , a cop yo f th e rul e wil l b e poste do nth e TTN' s polic yan d guidanc e pag e fo r newl ypropose do r promulgate d rule s at : http://www.epa.gov/ttn/oarpg . Th e TT N provide s informatio nan dtechnolog yexchang e i nvariou s area s o f ai r pollutio ncontrol . I f mor e informatio n regardin g th e TT Ni s needed , cal l th e TT NHEL P lin e a t (919 ) 541-5384 .P. 6

Judicia l Revie w Unde r sectio n307(b ) o f th e CAA , judicia l revie wo f th e fina l rul e i s availabl e onl yb yfilin g a petitio nfo r revie w i nth e Unite d State s Cour t o f Appeal s fo r th e Distric t o f Columbi a Circui t [INSER T DAT E 6 0 DAY S AFTE RDAT E O F PUBLICATIO NI NFEDERA L REGISTER. ] Unde r sectio n 307(d)(7)(B ) o f th e CAA , onl ya nobjectio nt o th e rul e tha t wa s raise d wit hreasonabl e specificit ydurin g th e perio dfo r publi c commen t ca nb e raise ddurin g judicia l review . Moreover , unde r sectio n307(b)(2 ) o f th e CAA , th e requirement s establishe db ytoday' s fina l actio nma yno t b e challenge d separatel yi nan ycivi l o r crimina l proceedin g w e brin g t o enforc e thes e requirements . Outlin e Th e informatio npresente d i nthi s preambl e i s organize d a s follows : I . Today' s Fina l Actio n A . Backgroun d B . Revision s t o Par t 5 2 C . Effectiv e Dat e fo r Today' s Fina l Actio n II . Statutor yan d Executiv e Orde r Review s A . Executiv e Orde r 12866—Regulator yPlannin g an d Revie w B . Paperwor k Reductio nAc t .P. 7

6 C . Regulator yFlexibilit yAc t (RFA) , a s Amende db y th e Smal l Busines s Regulator yEnforcemen t Fairnes s Ac t o f 199 6 (SBREFA) , 5 U.S.C . 60 1 e t seq . D . Unfunde d Mandate s Refor mAc t o f 199 5 E . Executiv e Orde r 13132—Federalis m F . Executiv e Orde r 13175—Consultatio nan d Coordinatio nwit hIndia nTriba l Government s G . Executiv e Orde r 13045—Protectio no f Childre nfro m Environmenta l Healt hRisk s an dSafet yRisk s H . Executiv e Orde r 13211—Action s Concernin g Regulation s Tha t Significantl yAffec t Energ y Supply , Distribution , o r Us e I . Nationa l Technolog yTransfe r an dAdvancemen t Ac t o f 199 5 J . Congressiona l Revie wAc t I . Today' s Fina l Actio n A . Backgroun d Th e 197 0 Clea nAi r Ac t a t sectio n11 0 require dState s t o submi t plan s t o provid e fo r th e implementatio nan d maintenanc e o f th e nationa l ambien t ai r qualit ystandard s (NAAQS) . Whil e th e 197 0 CA Aestablishe drequirement s fo r protectin g th e NAAQ S throug hSIP's , i t di dno t addres s preventio no f significan t deterioratio no f ai r quality . O n Ma y31 , 197 2 (3 7 F R10842) , th e Administrato r publishe dP. 8

7 initia l approval s an ddisapproval s o f SIP' s submitte d pursuan t t o sectio n11 0 o f th e CAA . O nNovembe r 9 , 197 2 (3 7 F R23836) , al l SIP' s wer e disapprove dinsofa r a s the y faile d t o provid e fo r significant.deterioratio no f ai r quality . Thi s actio nwa s take ni nrespons e t o a preliminar y injunctio nissue d b yth e Distric t Cour t fo r th e Distric t o f Columbia , whic hals o require dth e Administrato r t o promulgat e regulation s a s t o an yStat e pla ntha t eithe r permit s th e significan t deterioratio no f ai r qualit yi nan y portio no f an yState , o r fail s t o tak e th e measure s necessar yt o preven t significan t deterioration . O nJul y16 , 197 3 (3 8 F R18986) , we 1 propose dsevera l alternativ e plan s fo r preventio no f significan t deterioration . O nDecembe r 5 , 197 4 (3 9 F R42510) , w e promulgate d th e Federa l PS D program , 4 0 CF R52.21 . Thes e regulation s establishe da Federa l progra munde r sectio n 101(b)(1 ) o f th e 197 0 Clea nAi r Ac t (CAA ) t o conduc t preconstructio nrevie wo f specifie d sourc e categorie s wher e Stat e agencie s fai l t o provid e fo r preventio no f significan t deterioratio no f ai r quality . Thi s fina l actio nals o disapprove d al l Stat e plan s a s lackin g procedure s o r

1 I nthi s preambl e th e ter m"we " refer s t o EP Aan dth e ter m "you " refer s t o majo r stationar ysource s o f ai r pollutio n an d thei r owner s an d operators . Al l othe r entitie s ar e referre d t o b ythei r respectiv e name s (fo r example , reviewin g authorities. )P. 9

8 regulation s fo r preventin g significan t deterioratio no f ai r qualit yan d incorporate dth e Federa l PS D regulation s b y referenc e int o al l Stat e plans . Specifically , i t incorporate d th e provision s o f sectio n52.2 1 b yreferenc e int o th e SIP' s i nsubpart s B throug hDD D o f par t 52 . (Se e 3 9 F R4251 4 concernin g sectio n52.21(a) , pla ndisapproval. ) O nJun e 19 , 197 8 (4 3 F R26388) , w e amende dou r PS D regulation s t o implemen t th e ne wrequirement s o f th e Clea n Ai r Ac t Amendment s o f 197 7 (Pub . L 95-95) . Thes e regulation s buil t o nth e previou s ones , bu t provide da mor e comprehensiv e progra mpursuan t t o par t C (section s 160-165 ) o f titl e I , whic hwa s adde di nth e 197 7 CA AAmendments . Th e 197 7 CA

AAmendment s als o adde dth e statutor yrequiremen t tha t th e PS D progra mb e implemente d throug hSIP' s submitte d pursuan t t o CA

Asectio n110 . Ou r fina l rule s i n197 8 als o amende d sectio n52.2 1 t o incorporat e al l o f th e ne w requirement s o f CA Asection s 160-16 5 int o th e Federa l PS D program . Thi s fina l rul e containe dth e sam e languag e concernin g pla ndisapproval s tha t i s containe di nsectio n 52.21(a)(1 ) a s promulgate d o nDecembe r 31 , 2002 . Sectio n52.21(a ) Pla ndisapproval . Th e provision s o f thi s sectio nar e applicabl e t o an yStat e implementatio n pla nwhic hha s bee ndisapprove d wit hrespec t t o preventio no f significan t deterioratio no f ai r qualit y i nanyportio no f an yStat e wher e th e existin g ai r qualit yi s bette r tha nth e nationa l ambien t ai r qualit y standards . Specifi c disapproval s ar e liste dwher e applicabl e i nsubpart s B throug hDD D o f thi s part . Th eP.1 0

provision s o f thi s sectio nhav e bee nincorporate db y referenc e int o th e applicabl e implementatio nplan s fo r variou s States , a s provide di nsubpart s B throug hDD D o f thi s part . Wher e thi s sectio ni s s o incorporated , th e provision s shal l als o b e applicabl e t o al l land s owne d b yth e Federa l governmen t an dIndia nreservation s locate d i nsuc hState . N o disapprova l wit hrespec t t o a State' s failur e t o preven t significan t deterioratio n o f ai r qualit yshal l invalidat e o r otherwis e affec t th e obligatio no f States , emissio nsources , o r othe r person s wit hrespec t t o al l portion s o f thes e plan s approve d o r promulgate dunde r thi s par t (4 6 F R26403) . Th e 197 8 fina l rul e als o incorporate dsectio n52.2 1 b y referenc e int o th e SIP' s fo r 5 4 program s (5 0 States , Puert o Rico , Virgi nIslands , America nSamoa , an dGuam ) a s follows : (a ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t met , sinc e th e pla ndoe s no t includ e approvabl e procedure s fo r preventin g th e significan t deterioratio no f ai r quality . (b ) Th e provision s o f sectio n52.2 1 (b) . throug h(v ) ar e hereb yincorporate d an d mad e par t o f th e applicabl e Stat e pla nfo r th e Stat e o f (se e 4 3 F R26410) . O nAugus t 7 , 198 0 (4 3 F R52676) , w e amende dou r PS D regulation s i nrespons e t o th e decisio nb yth e U.S . Cour t o f Appeal s fo r th e D.C . Circui t i nAlabam a Powe r Compan yv . Costle . 63 6 F.'2' d 32 3 (D . C . Cir . 1979 ) . I nadditio nt o revisin g th e PS D rule s t o respon dt o th e court , thi s fina l rul e disapprove d a numbe r o f SIP' s fo r PS D purpose s an d incorporate d sectio n52.2 1 b yreferenc e int o th e implementatio nplan s fo r thos e States . I t als o containe d the.sam e languag e concernin g pla ndisapproval s tha t i s containe d i nth e newl ypromulgate d provision s a t sectio nP.1 1

1 0 52.21(a)(1) , a s wel l a s th e sam e languag e concernin g incorporatio nb yreferenc e i nth e relevan t State-specifi c subpart s o f par t 5 2 (se e 4 5 F R52741) . B . Revision s t o Par t 5 2 W e propose d revision s t o th e nonattainmen t ne wsourc e revie w(NSR ) an d PS D rule s i na notic e publishe di nth e Federa l Registe r o nJul y23 , 199 6 (6 1 F R38250 ) . Tha t Federa l Registe r notic e propose d a numbe r o f change s t o ou r existin g majo r NS Ran dPS D requirements . (Pleas e refe r t o th e outlin e o f tha t propose d rulemakin g fo r a lis t o f change s tha t wer e propose d t o ou r existin g regulations. ) Followin g th e 199 6 proposal , w e hel dtw o publi c hearing s an d mor e tha n5 0 stakeholde r meetings . Environmenta l groups , industry , an d State , local , an dFedera l agenc y representative s participate d i nthes e man ydiscussion s o n al l aspect s o f th e propose drules. . O nJul y24 , 1998 , w e publishe d a notic e o f availabilit y(NOA ) a t 6 3 F R3985 7 t o solici t furthe r commen t o nthre e specifi c aspect s o f th e propose d revisions : determinin g baselin e emissions , actual

to-future-actua l methodolog y(late r rename da s th e actual

to-projected-actua l test) , an d PAL's . Mor e tha n40 0 letter s fro m th e publi c wer e receive d concernin g th e proposa l an d th e NO Aan d ca nb e foun di nDocke t A-90- 3 7 . O nDecembe r 31 , 200 2 (6 7 F R80186) , w e publishe dnotic e o f fina l actio no nP.1 2



### 1 1 severa l o f the change s tha t wer e propose d i n199 6 an d notice d i n1998 : .P.1 3

1 2 baselin e emission s determinations , th e actual-to-projected

actua l methodology , actua l PAL's , clea nUnits , an dPCP's . Today , w e ar e takin g fina l actio no non e o f th e aspect s o f th e 199 6 proposa l tha t wa s no t include di nou r Decembe r 3 1 fina l regulation s an dwhic hi s necessar yt o ensur e implementatio no f thos e fina l rules . Specifically , w e ar e finalizin g ou r proposa l tha t PS D applicabilit ychange s woul d als o b e include d i nth e par t 5 2 regulation s governin g Federa l permittin g program s i nthos e jurisdiction s tha t lac k a SIP-approve d PS D program . I nou r 199 6 proposa l (6 1 F R 38252) , w e liste d fiv e propose dchange s t o NS R applicability : (1 ) clea nunits , (2 ) baselin e emissions , (3 ) PCP's , (4 ) PAL's , an d(5 ) th e actual-to-future-actua l tes t (rename d a s th e actual-to-projected-actua l test) . I n tha t proposal , w e specificall ynote dtha t w e wer e proposin g thes e change s fo r th e par t 5 2 Federa l PS D progra ma s well . Th e EP Aals o propose s t o includ e thes e applicabilit y approache s i nth e par t 5 2 regulation s governin g Federa l permittin g program s (6 1 F R38253) . Th e par t 5 2 regulation s governin g Federa l permittin g program s includ e th e Federa l PS D rul e a t 4 0 CF R52.21 , a s wel l a s th e variou s section s o f subpart s C throug hDD D o f par t 5 2 tha t incorporat e th e Federa l permittin g progra mb y referenc e fo r thos e jurisdiction s wher e EP Aha s promulgate d a federa l implementatio npla n(FIP ) becaus e ther e i s n o SIP

-P.1 4

1 3 approve d PS D progra mi nthos e jurisdictions . (See , fo r example , sectio n52.632 , whic hincorporate s sectio n52.2 1 b y referenc e int o th e Stat e pla nfo r th e Stat e o f Hawaii. ) Althoug hw e receive d a limite dnumbe r o f comment s regardin g whethe r State s wit happrove dPS D program s i nthei r SIP s shoul d b e require d t o adop t th e fiv e applicabilit y provisions , w e receive dn o comment s o nwhethe r th e fiv e applicabilit yprovision s shoul db e adopte di nthos e jurisdiction s wher e EP Aha s promulgate da FI P becaus e ther e i s n o SIP-approve d PS D progra mi nthos e jurisdictions . Thi s lac k o f commen t i s no t surprisin g sinc e w e di dno t propos e t o chang e ou r longstandin g procedure s concernin g incorporatio nbyreferenc e o f sectio n52.2 1 a s a FI P fo r thos e jurisdiction s wher e ther e i s n o SIP-approve dPS D permittin g program . Publi c comment s concernin g specifi c change s t o th e provision s i nsectio n52.2 1 subpar t Awer e addresse d i nou r Decembe r 31 , 200 2 Federa l Registe r notic e an d accompanyin g Technica l Suppor t Document . Th e opportunit y fo r judicia l revie wo f specifi c change s t o subpar t Aha s als o bee nprovide d a s par t o f tha t rulemaking . (Se e 6 7 F R 80244. ) A s o f Decembe r 31 , 2002 , a numbe r o f Stat e an dloca l agencie s di d no t hav e approve dPS D program s i nthei r SIPs . Instead , a s describe dabove , EP Apromulgate d th e Federa l PS DP.1 5

1 4 progra m

i nthos e jurisdiction s throug hregulator yprovision s i n4 0 CF Rpar t 52 , subpart s C throug hDDD . I nmos t o f thos e jurisdictions , th e Stat e o r loca l agenc yadminister s th e federa l PS D progra mpursuan t t o a delegatio no f authorit y unde r sectio n52.2 1 (u) . Whe nfinalizin g th e ne w applicabilit yprovision s tha t w e propose di n1996 , however , th e relevan t part s o f sectio n52.2 1 wer e extende dfro m sectio n52.21(b ) throug h(w ) t o sectio n52.21(a)(2 ) an d(b ) throug h(bb) . Therefore , today' s fina l regulation s incorporat e b yreferenc e th e ne wsectio n52.21(a)(2 ) an d(b ) throug h(bb ) int o th e applicabl e implementatio npla nfo r thos e jurisdiction s tha t currentl yd o no t hav e approve dPS D programs . Wit hthi s fina l action , w e ar e no t approvin g o r disapprovin g th e PS D program s fo r anyState , local , o r Triba l agencies . Instead , w e ar e updatin g th e FIP's , usin g th e sam e languag e tha t w e hav e use d a t eac hmajo r revisio n t o th e PS D rules , t o reflec t th e fac t tha t all ' o f th e relevan t provision s o f th e ne wsectio n52.2 1 no wapply . N o triba l governmen t currentl yha s a napprove dtriba l implementatio npla n(TIP ) unde r th e CA At o implemen t th e PS D program . Th e Federa l governmen t i s currentl yth e PS D reviewin g authorit yi nIndia nCountry . Pursuan t t o sectio n 52.21(a)(1) , th e provision s o f sectio n52.2 1 ar e applicabl e t o al l land s owne d byth e Federa l Governmen t an dIndia nP.1 6

1 5 Reservation s locate d i neac hState . Therefore , w e ar e incorporatin g th e Federa l PS D Progra mcontaine di nsectio n 52.2 1 b yreferenc e int o implementatio nplan s wher e th e requirement s o f CA A160-16 5 ar e no t me t fo r federall y designate d India nlands . B ythi s fina l action , w e ar e no t changin g th e authorit yfo r implementin g an denforcin g th e Federa l PS D permittin g progra mfo r anysource s locate di n India nCountry . Thi s incorporatio nb yreferenc e onl y applie s t o thos e section s o f subpart s B throug hDD D o f par t 5 2 tha t currently.incorporat e th e Federa l PS D progra mfo r India nlands . C . Effectiv e Dat e fo r Today' s Fina l Actio n Today' s fina l regulation s ar e effectiv e o nMarc h3 , 2003 . Thi s i s consisten t wit hth e Marc h3 , 200 3 effectiv e dat e fo r th e change s t o th e Federa l PS D progra mi n§52.2 1 tha t wer e promulgate d o nDecembe r 31 , 2002 . (Se e 6 7 F R 80240. ) II . Statutor yan d Executiv e Orde r Review s A . Executiv e Orde r 1286 6 —Regulator yPlannin g an d Revie w Unde r Executiv e Orde r 1286 6 (5 8 F R51735 , Octobe r 4 , 1993) , th e Agenc ymus t determin e whethe r th e regulator y actio ni s "significant " an d therefor e subjec t t o Offic e o f Managemen t an d Budge t (OMB ) revie wan dth e requirement s o fP.1 7

1 6 th e Executiv e Order . Th e Orde r define s "significan t regulator yaction " a s on e tha t i s likel yt o resul t i na rul e tha t may : (1 ) Hav e a nannua l effec t o nth e econom yo f $10 0 millio no r mor e o r adversel yaffec t i na materia l wa yth e economy , a secto r o f th e economy , productivity , competition , jobs , th e environment , publi c healt ho r safety , o r State , local , o r triba l government s o r communities . (2 ) Creat e a seriou s inconsistenc yo r otherwis e interfer e wit ha nactio ntake no r planne d b yanothe r agency . (3 ) Materiall yalte r th e budgetar yimpac t o f entitlements , grants , use r fees , o r loa nprograms , o r th e right s an d obligation s o f recipient s thereof . (4 ) Rais e nove l lega l o r polic yissue s arisin g ou t o f lega l mandates , th e President' s priorities , o r th e principle s se t fort hi nth e Executiv e Order . Pursuan t t o th e term s o f Executiv e Orde r 12866 , i t ha s bee ndetermine d tha t thi s rul e i s no t a significan t regulator yactio nan d therefor e i t wa s no t submitte d t o OM B fo r review . B . Paperwor k Reductio nAc t Th e informatio ncollectio nrequirement s fo r th e revision s t o th e majo r NS Rrule s a t section s 51.165 , 51.166 , an d 52.2 1 (6 7 F R80243 ) wil l b e containe d i ntw o differen tP.1 8

1 7 informatio ncollectio nrequest s (ICR's) . Th e OM B ha s approve d th e informatio ncollectio n requirement s unde r th e provision s o f th e Paperwor k Reductio n Act , 4 4 U.S.C . 350 1 e t seq . an dha s assigne dOM B contro l numbe r 2060-000 3 (ICR1230.10) . Th e EP Aprepare da nIC R documen t (ICRNo . 12 3 0.10 ) extendin g th e approva l o f th e IC R fo r th e promulgate d NS Rregulation s o nMarc h30 , 2001 . O n Octobe r 29 , 2001 , OM B approve d EPA' s reques t fo r extensio n fo r 3 year s unti l Octobe r 31 , 2004 . Th e OM B numbe r fo r thi s approva l i s 2060-0003 . I nadditio nt o th e existin g ICR , th e informatio n collectio nrequirement s i nth e fina l rule s o nDecembe r 31 , 200 2 (6 7 F R80243) , hav e bee nsubmitte dfo r approva l t o OM B unde r th e requirement s o f th e Paperwor k Reductio nAct , 4 4 U.S.C . 350 1 e t seq . A nIC Rdocumen t ha s bee nprepare db y EP A(ICRNo . 2074.01) , an d a cop yma yb e obtaine dfro mSusa n Auby , U.S . Environmenta l Protectio nAgency , Offic e o f Environmenta l Information , Collectio nStrategie s Divisio n (2822T) , 120 0 Pennsylvani a Avenue , NW , Washington , D C 20460

- 0001 , b ye-mai l a t auby.susan@epa.gov , o r b ycallin g (202 ) 566-1672 . Acop yma yals o b e downloade dof f th e interne t a t http://www.epa.gov/icr . Th e informatio nrequirement s include d i nIC RNo . 2074.0 1 ar e no t effectiv e unti l OM B approve s them .P.1 9

1 8 Th e informatio ntha t IC RNo . 2074.0 1 cover s i s require d fo r th e submitta l o f complet e permi t application s fo r th e constructio no r modificatio no f al l majo r ne wstationar y source s o f pollutant s i nattainmen t an dnonattainmen t areas , a s wel l a s fo r applicabl e mino r stationar ysource s o f pollutants . Thi s informatio ncollectio ni s necessar yfo r th e prope r performanc e o f EPA' s functions , ha s practica l utility , an d i s no t unnecessaril yduplicativ e o f informatio n w e otherwis e ca nreasonabl yaccess . W e hav e reduced , t o th e exten t practicabl e an d appropriate , th e burde no nperson s providin g th e informatio nt o o r fo r EPA . Accordin g t o IC RNo . 2074.01 , a s a resul t o f th e rul e change s o nDecembe r 31 , 2002 , th e tota l 3-yea r burde nchang e o f th e revise d collectio ni s estimate da t abou t 219,74 1 hour s a t a tota l cos t o f $7. 7 million . Th e annua l burde n chang e t o industr yi s abou t 64,28 7 hour s a t a cos t o f $2. 2 million . Th e annua l burde nchang e t o reviewin g agencie s i s abou t 8,96 0 hour s a t a cos t o f $331,520 . Th e tota l annua l responden t chang e i s 73,24 7 hour s fo r a tota l responden t chang e i ncos t o f $2. 6 million . Thes e cos t change s ar e base d upo n6 2 PS D an d12 3 NS Rnonutilit ysource s (18 5 total) ; an d 8 5 PS D an d 16 9 NS R(25 4 total ) sources , includin g utilities . Fo r th e numbe r o f responden t reviewin g authorities , th e analysi s use s th e 11 2 reviewin g authoritie s1 9

coun t use d b yothe r permittin g ICR' s fo r th e one-tim e task s (fo r example , SI P revisions ) an d th e appropriat e sourc e coun t fo r individua l permit-relate ditem s (fo r example , attendin g pre-applicatio nmeeting s wit hth e source) . Ther e i s onl yon e Federa l sourc e liste di nth e ICR . Base d o nth e burde nassesse d i nIC RNo . 2074.01 , w e estimat e ther e i s n o burde nfo r today' s fina l rule . Th e resul t o f today' s fina l rule s i s t o incorporat e provision s tha t wer e promulgate d o nDecembe r 31 , 200 2 (6 7 F R80186 ) int o th e SIP' s an d n o additiona l burde no nreviewin g authoritie s o r regulate dentitie s i s incurre da s a resul t o f today' s fina l rules . Burde nmean s th e tota l time , effort , o r financia l resource s expende d b yperson s t o generate , maintain , retain , o r disclos e o r provid e informatio nt o o r fo r a Federa l agency . Thi s include s th e tim e neede dt o revie w instructions ; develop , acquire , install , an dutiliz e technolog yan d system s fo r th e purpos e o f respondin g t o th e informatio ncollection ; adjus t existin g way s t o compl ywit h an ypreviousl yapplicabl e instruction s an drequirements ; trai npersonne l t o respon d t o a collectio no f information ; searc hexistin g dat a sources ; complet e an drevie wth e collectio no f information ; an d transmi t o r otherwis e disclos e th e information .P.2 1

2 0 A nagenc yma yno t conduc t o r sponsor , an da perso ni s no t require d t o respon d to , a collectio no f informatio n unles s i t display s a currentl yvali dOM B contro l number . Th e OM B contro l number s fo r EPA' s regulation s ar e liste di n 4 0 CF Rpar t 9 an d 4 8 CF Rchapte r 15 . W e wil l continu e t o presen t OM B contro l number s i na consolidate dtabl e forma t t o b e codifie d i n4 0 CF Rpar t 9 o f th e Agency' s regulations , an d i neac hCF Rvolum e containin g EP Aregulations . Th e tabl e list s th e sectio nnumber s wit hreportin g an d recordkeepin g requirements , an d th e curren t OM B contro l numbers . Thi s listin g o f th e OM B contro l number s an dthei r subsequen t codificatio ni nth e CF Rsatisf yth e requirement s o f th e Paperwor k Reductio nAc t (4 4 U.S.C . 350 1 e t seq. ) an d OMB' s implementin g regulation s a t 5 CF Rpar t 1320 . C . Regulator yFlexibilit yAnalysi s Th e EP Aha s determine dtha t i t i s no t necessar yt o prepar e a regulator yflexibilit yanalysi s i nconnectio nwit h thi s fina l rule . Th e EP Aha s als o determine dtha t thi s rul e wil l no t hav e a significan t economi c impac t o na substantia l numbe r o f smal l entities . Fo r purpose s o f assessin g th e impact s o f today' s rul e o nsmal l entities , smal l entit yi s define d as : (1 ) an ysmal l busines s employin g fewe r tha n50 0 employees ; (2 ) a smal l governmenta l jurisdictio ntha t i s a governmen t o f a city , county , town , schoo l district , o rP.2 2



### 2 1 specia l distric t wit ha populatio no f les s than50,000 ; o r (3 ) a smal l organizatio ntha t i s an ynot-for-profi t enterpris e tha t i s independentl yowne d an d operate d an

d i s no t dominan t i nit s field .P.2 3

2 2 Afte r considerin g th e economi c impact s o f today' s fina l rul e o nsmal l entities , w e hav e conclude dtha t thi s actio n wil l no t hav e a significan t economi c impac t o na substantia l numbe r o f smal l entities . I ndeterminin g whether' a rul e ha s a significan t economi c impac t o na substantia l numbe r o f smal l entities , th e impac t o f concer ni s an ysignifican t advers e economi c impac t o nsmal l entities , sinc e th e primar y purpos e o f th e regulator yflexibilit yanalyse s i s t o identif yan d addres s regulator yalternative s "whic hminimiz e an ysignifican t economi c impac t o f th e propose drul e o n smal l entities " ( 5 U.S.C . section s 60 3 an d604) . Thus , a n agenc yma yconclud e tha t a rul e wil l no t hav e a significan t economi c impac t o na substantia l numbe r o f smal l entitie s i f th e rul e relieve s regulator yburden, , o r otherwis e ha s a positiv e economi c effect , o nal l o f th e smal l entitie s subjec t t o th e rule . ARegulator yFlexibilit yAc t Screenin g Analysis , develope d a s par t o f a 199 4 draf t Regulator yImpac t Analysi s (RIA ) an d incorporate dint o th e Septembe r 199 5 IC Rrenewa l analysis , showe d tha t th e change s t o th e NS Rprogra mdu e t o th e 199 0 CA

AAmendment s woul dno t hav e a nadvers e impac t o n smal l entities . Thi s analysi s encompasse dth e entir e univers e o f applicabl e majo r source s tha t wer e likel yt o als o b e smal l businesse s (approximatel y5 0 "smal l business "P.2 4

2 3 majo r sources) . Becaus e th e administrativ e burde no f th e NS Rprogra mi s th e primar ysourc e o f th e NS Rprogram' s regulator ycosts , th e analysi s estimate da negligibl e "cos t t o sales " (regulator ycos t divide db yth e busines s categor y mea nrevenue ) rati o fo r thi s sourc e group . Currently , an d a s reporte d i nth e curren t ICR , ther e i s n o economi c basi s fo r a differen t conclusion . W e believ e thes e rul e change s wil l reduc e th e regulator yburde nassociate d wit hth e majo r NS Rprogra mfo r al l sources , includin g al l smal l businesses , b yimprovin g th e operationa l flexibilit yo f owner s an doperators , improvin g th e clarit yo f requirements , an dprovidin g alternative s tha t source s ma ytak e advantag e o f t o furthe r improv e thei r operationa l flexibility . A s a result , th e progra m

change s provide di nth e fina l rul e ar e no t expecte d t o resul t i nanyincrease s i nexpenditur e b yanysmal l entity . W e hav e therefor e conclude dtha t today' s fina l rul e wil l reliev e regulator yburde nfo r al l smal l entities . • D . Unfunde d Mandate s Refor mAc t Titl e I I o f th e Unfunde dMandate s Refor mAc t o f 199 5 (UMRA) , Pub . L . 104-4 , establishe s requirement s fo r Federa l agencie s t o asses s th e effect s o f thei r regulator yaction s o nState , local , an d triba l government s an dth e privat eP.2 5

2 4 sector . Unde r sectio n20 2 o f th e UMRA , EP Agenerall ymus t prepar e a writte nstatement , includin g a cost-benefi t analysis , fo r propose d an d fina l rule s wit h"Federa l mandates " tha t ma yresul t i nexpenditure s t o State , local , an d triba l governments , i nth e aggregate , o r t o th e privat e sector , o f $10 0 millio no r mor e i nan y1 year . Befor e promulgatin g a nEP Arul e fo r whic ha writte nstatemen t i s needed , sectio n20 5 o f th e UMR Agenerall yrequire s EP At o identif yan d conside r a reasonabl e numbe r o f regulator y alternative s an d adop t th e leas t costly , mos t cos t effectiv e o r leas t burdensom e alternativ e tha t achieve s th e objective s o f th e rule . Th e provision s o f sectio n20 5 d o no t appl y whe nthe yar e inconsisten t wit happlicabl e law . Moreover , sectio n20 5 allow s EP At o adop t a nalternativ e othe r tha n th e leas t costly , mos t cos t effectiv e o r leas t burdensom e alternativ e i f th e Administrato r publishe s wit hth e fina l rul e a nexplanatio na s t o wh ytha t alternativ e wa s no t adopted . Befor e EP Aestablishe s anyregulator yrequirement s tha t ma ysignificantl yo r uniquel yaffec t smal l governments , includin g triba l governments , i t mus t hav e developed.unde r sectio n20 3 o f th e UMR Aa smal l governmen t agenc yplan . Th e pla nmus t provid e fo r notifyin g potentiall y affecte d smal l governments , enablin g official s o f affecte d smal l government s t o hav e meaningfu l an dtimel yinpu t i nth eP.2 6

2 5 developmen t o f EP Aregulator yproposal s wit hsignifican t Federa l intergovernmenta l mandates , an dinforming , educating , an d advisin g smal l government s o ncomplianc e wit h th e regulator yrequirements . W e hav e determine d tha t thi s rul e doe s no t contai na Federa l mandat e tha t ma yresul t i nexpenditure s o f $10 0 millio no r mor e fo r State , local , an dtriba l governments , i n th e aggregate , o r th e privat e secto r i nan y1 year . Ther e i s n o burde nfo r State , local , an dtriba l agencie s i norde r fo r thi s rul e t o b e include d i nth e SIP , a s thi s fina l actio ndirectl yincorporate s th e change s int o th e SIP . Moreover , thes e revision s wil l ultimatel yprovid e greate r operationa l flexibilit yt o source s permitte db yth e States , whic hwil l i ntur nreduc e th e overal l burde no f th e progra m o nStat e an d loca l authoritie s byreducin g th e numbe r o f require d permi t modifications . I naddition , w e believ e th e rul e change s wil l actuall yreduc e th e regulator yburde n associate d wit hth e majo r NS Rprogra mb yimprovin g th e operationa l flexibilit yo f owner s an doperators , improvin g th e clarit yo f requirements , an d providin g alternative s tha t source s ma ytak e advantag e o f t o furthe r improv e thei r operationa l flexibility . Thus , today' s rul e i s no t subjec t t o th e requirement s o f section s 20 2 an d20 5 o f th e UMRA .P.2 7

2 6 Fo r th e sam e reason s state d above , w e hav e determine d tha t thi s rul e contain s n o regulator yrequirement s tha t migh t significantl yo r uniquel yaffec t smal l governments . Thus , today' s rul e i s no t subjec t t o th e requirement s o f sectio n20 3 o f th e UMRA . E . Executiv e Orde r 13132—Federalis m Executiv e Orde r 13132 , entitle d"federalism " (6 4 F R 43255 , Augus t 10 , 1999) , require s EP At o develo p a n accountabl e proces s t o ensur e "meaningfu l an dtimel yinpu t byStat e an d loca l official s i nth e developmen t o f regulator ypolicie s tha t hav e federalis mimplications. " "Policie s tha t hav e federalis mimplications " i s define di n th e Executiv e Orde r t o includ e regulation s tha t hav e "substantia l direc t effects ' o nth e States , o nth e relationshi p betwee nth e nationa l governmen t an dth e States , o r o nth e distributio no f powe r an d responsibilitie s amon g th e variou s level s o f government. " Thi s fina l rul e doe s no t hav e federalis mimplications . I t wil l no t hav e substantia l direc t effect s o nth e States , o nth e relationshi p betwee nth e nationa l governmen t an dth e States , o r o nth e distributio no f powe r an dresponsibilitie s amon g th e variou s level s o f government , a s specifie di n Executiv e Orde r 13132 . W e d o no t expec t thi s fina l rul e t o resul t i nexpenditure s b yth e States . Today' s fina l rule sP.2 8

2 7 onl yappl yi nState s tha t hav e bee ndelegate dth e authorit y t o implemen t th e Federa l PS D rules . Therefore , reviewin g authoritie s wil l no t incu r a burde nt o revis e thei r SIP's . Moreover , thes e revision s provid e greate r operationa l flexibilit yt o source s permitte d b yth e States , whic hwil l i ntur nreduc e th e overal l burde no f th e progra mo nStat e an d loca l authoritie s b yreducin g th e numbe r o f require d permi t modifications . Thus , Executiv e Orde r 1313 2 doe s no t appl yt o thi s rule . Nevertheless , i nth e spiri t o f Executiv e Orde r 13132 , an d consisten t wit hEP Apolic yt o promot e communication s betwee nEP Aan dStat e an dloca l governments , w e specificall ysolicite dcommen t o nth e propose d rul e fro mStat e an d loca l officials . F . Executiv e Orde r 13175—Consultatio nan dCoordinatio n wit hIndia nTriba l Government s Executiv e Orde r 13175 , entitle d"Consultatio nan d Coordinatio nwit hIndia nTriba l Governments " (6 5 F R67249 , Novembe r 9 , 2000) , require s EP At o develo p a naccountabl e proces s t o ensur e "meaningfu l an dtimel yinpu t bytriba l officials.i nth e developmen t o f regulator ypolicie s tha t hav e triba l implications. " W e believ e tha t thi s fina l rul e doe s no t hav e triba l implication s a s specifie di nExecutiv e Orde r 13175 . Thus , Executiv e Orde r 1317 5 doe s no t appl yt o thi s rule .P.2 9

2 8 Th e EP Abega nconsiderin g potentia l revision s t o th e NS Rrule s i nth e earl y1990' s an d propose dchange s i n1996 . Th e purpos e o f today' s fina l rul e i s t o ad dgreate r flexibilit yt o th e existin g majo r NS Rregulations . Thes e change s wil l benefi t bot hreviewin g authoritie s an dth e regulate d communit yb yprovidin g increase dcertaint ya s t o whe nth e requirement s apply , an db yprovidin g alternativ e way s t o compl ywit hth e requirements . Take na s a whole , today' s fina l rul e shoul d resul t i nn o adde dburde no r complianc e cost s an d shoul d no t substantiall ychang e th e leve l o f environmenta l performanc e achieve dunde r th e previou s rules . N o triba l governmen t currentl yha s a napprove dtriba l implementatio npla n(TIP ) unde r th e CA At o implemen t th e NS R program . Th e Federa l governmen t i s currentl yth e NS R reviewin g authorit yi nIndia ncountry , thu s triba l government s shoul d no t experienc e adde dburden , no r shoul d thei r law s b e affecte dwit hrespec t t o implementatio no f thi s rule . Additionally , althoug hmajo r stationar ysource s affecte d b ytoday' s fina l rul e coul db e locate di no r nea r India ncountr yand/o r b e owne do r operate db ytriba l governments , suc hsource s woul d no t incu r additiona l cost s o r complianc e burden s a s a resul t o f thi s rule . Instead ,P.3 0

2 9 th e onl yeffec t o nsuc hsource s shoul db e th e benefi t o f th e adde d certaint yan d flexibilit yprovide db yth e rule . W e recogniz e th e importanc e o f includin g triba l consultatio na s par t o f th e rulemakin g process . Althoug hw e di d no t includ e specifi c consultatio nwit htriba l official s a s par t o f ou r outreac hproces s o nthi s fina l rule , whic h wa s develope d largel yprio r t o issuanc e o f Executiv e Orde r 1317 5 an d whic hdoe s no t hav e triba l implication s unde r Executiv e Orde r 13175 , w e wil l continu e t o consul t wit h tribe s o nfutur e rulemaking s t o asses s an daddres s triba l implications , an d wil l wor k wit htribe s intereste di n seekin g TI P approva l t o implemen t th e NS Rprogra mt o ensur e consistenc yo f triba l plan s wit hthi s rule . G . Executiv e Orde r 1 3 045—Protectio no f Childre nfro m Environmenta l Healt hRisk s an d Safet yRisk s Executiv e Orde r 13045 , entitle d "Protectio no f Childre n fro m Environmenta l Healt hRisk s an dSafet yRisks " (6 2 F R 19885 , Apri l 23 , 1997) , applie s to . an yrul e that : (1 ) i s determine d t o b e "economicall ysignificant " a s define dunde r Executiv e Orde r 12866 ; an d (2 ) concern s a nenvironmenta l healt ho r safet yris k tha t EP Aha s reaso nt o believ e ma y hav e a disproportionat e effec t o nchildren . I f th e regulator yactio nmeet s bot hcriteria , th e Agenc ymus t evaluat e th e environmenta l healt ho r safet yeffect s o f th eP.3 1

3 0 planne d rul e o nchildren , an d explai nwh yth e planne d regulatio ni s preferabl e t o othe r potentiall yeffectiv e an d reasonabl yfeasibl e alternative s considere db yth e Agency . Thi s fina l rul e i s no t subjec t t o th e Executiv e Orde r becaus e i t i s no t economicall ysignifican t a s define di n Executiv e Orde r 12866 , an d becaus e th e Agenc ydoe s no t hav e reaso nt o believ e th e environmenta l healt ho r safet yrisk s addresse d b ythi s actio npresen t a disproportionat e ris k t o childre nbecaus e w e believ e tha t thi s packag e a s a whol e wil l resul t i nequa l o r bette r environmenta l protectio ntha n currentl yprovide d b yth e existin g regulations , an dd o s o i n a mor e streamline d an deffectiv e manner . H . Executiv e Orde r 13211—Action s Concernin g Regulation s Tha t Significantl yAffec t Energ ySupply , Distribution , o r Us e Thi s rul e i s no t a "significan t energ yaction " a s define d i nExecutiv e Orde r 13211 , "Action s Concernin g Regulation s Tha t Significantl yAffec t Energ ySupply , Distribution , o r Use " (6 6 F R28355 , Ma y22 , 2001 ) becaus e i t i s no t likel yt o hav e a significan t advers e effec t o nth e supply , distribution , o r us e o f energy . Today' s rul e improve s th e abilit yo f source s t o undertak e pollutio n preventio no r energ yefficienc yprojects , switc ht o les s pollutin g fuel s o r ra wmaterials , maintai nth e reliabilit yP.3 2

3 1 o f productio nfacilities , an d effectivel yutiliz e an d improv e existin g capacity . Th e rul e als o include s a numbe r o f provision s t o streamlin e administrativ e an dpermittin g processe s s o tha t facilitie s ca nquickl yaccommodat e change s i nsuppl yan d demand . Th e regulation s provid e severa l alternative s tha t ar e specificall ydesigne dt o reduc e administrativ e burde nfo r source s tha t us e pollutio n preventio no r energ yefficien t projects . I . Nationa l Technolog yTransfe r an dAdvancemen t Ac t Sectio n12(d ) o f th e Nationa l Technolog yTransfe r an d Advancemen t Ac t o f 199 5 (NTTAA) , Pub . L . No . 104-113 , 12(d ) (1 5 U.S.C . 27 2 note ) direct s EP At o us e voluntar yconsensu s standard s i nit s regulator yactivitie s unles s t o d o s o woul d b e inconsisten t wit happlicabl e la wo r otherwis e impractical . Voluntar yconsensu s standard s ar e technica l standard s (fo r example , material s specifications , tes t methods , samplin g procedures , an d busines s practices ) tha t ar e develope d o r adopte d b yvoluntar yconsensu s standard s bodies . Th e NTTAAdirect s EP At o provid e Congress , throug h OMB , explanation s whe nth e Agenc ydecide s no t t o us e availabl e an d applicabl e voluntar yconsensu s standards . Thi s actio ndoe s no t involv e technica l standards . Thi s fina l rul e doe s no t creat e ne wrequirement s but , rather ,P.3 3

3 2 revise s a nexistin g permittin g progra mb yprovidin g a serie s o f progra moption s tha t affecte dfacilitie s ma ychoos e t o adopt . Thes e option s wil l reduc e th e regulator yburde n associate d wit hth e majo r NS Rprogra mb yimprovin g th e operationa l flexibilit yo f owner s an doperators , improvin g th e clarit yo f requirements , an dprovidin g alternative s tha t source s ma ytak e advantag e o f t o furthe r improv e thei r operationa l flexibility . Therefore , EP Adi dno t conside r th e us e o f an yvoluntar yconsensu s standards . J . Congressiona l Revie wAc t Th e Congressiona l Revie wAct , 5 U.S.C . 80 1 e t seq. , a s adde d b yth e Smal l Busines s Regulator yEnforcemen t Fairnes s Ac t o f 1996 , generall yprovides'tha t befor e a rul e ma ytak e effect , th e agenc ypromulgatin g th e rul e mus t submi t a rul e report , whic hinclude s a cop yo f th e rule , t o eac hHous e o f th e Congres s an d t o th e Comptrolle r Genera l o f th e Unite d States . Th e EP Asubmitte da repor t containin g thi s rul e an d othe r require d informatio nt o th e U.S . Senate , th e U.S . Hous e o f Representatives , an dth e Comptrolle r Genera l o f th e Unite d State s prio r t o publicatio no f th e rul e i nth e Federa l Register . Amajo r rul e canno t tak e effec t unti l 6 0 day s afte r i t i s publishe d i nth e Federa l Register . Thi s actio ni s no t a "majo r rule " a s define db y5 U.S.C . 804(2) . Therefore , thi s rul e wil l b e effectiv e o nMarc h3 , 2003 .P.3 4

3 3 Lis t o f Subject s i n4 0 CF RPar t 5 2 Environmenta l protection , administrativ e practice s an d procedures , ai r pollutio ncontrol , bes t availabl e contro l technology , baselin e emissions , carbo nmonoxide , clea n units , Federa l implementatio nPlans , hydrocarbons , intergovernmenta l relations , lowes t achievabl e emissio n rate , lead , majo r modifications , nitroge noxides , ozone , particula r matter , plantwid e applicabilit ylimitations , pollutio ncontro l projects , Stat e implementatio nplans , sulfu r oxides .

Februar y28 , 2 003_ Dated :

/s / Christin e Tod d Whitman , Administrator .3 4 Fo r th e reason s se t ou t i nth e preamble , titl e 40 , chapte r I o f th e Cod e o f Federa l Regulation s i s amende da s follows : PAR T 5 2 - TAmended ! 1 . Th e authorit ycitatio nfo r par t 5 2 continue s t o rea d a s follows : Authority : 4 2 U.S.C . 7401 , e t seq . Subpar t C - fAmended l 2 . Sectio n52.9 6 i s amende db yrevisin g paragrap h(b ) t o rea d a s follows . §52.9 6 Significan t deterioratio no f ai r quality .

**** * (b ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r India nreservation s sinc e th e pla ndoe s no t includ e approvabl e procedure s fo r preventin g th e significan t deterioratio no f ai r qualit yo n India nreservation s and , therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e par t o f th e applicabl e reservatio ni nth e Stat e o f Alaska . Subpar t D - fAmended l 3 . Sectio n52.14 4 i s amende d b yrevisin g paragrap h(b ) t o rea d a s follows . §52.14 4 Significan t deterioratio no f ai r quality .P.3 6

3 5

**** * (b ) Regulatio nfo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Arizon a fo r tha t portio napplicabl e t o th e Pim a Count y Healt hDepartmen t an d th e Maricop a Count yDepartmen t o f Healt hService s an d source s locatin g o nIndia nlands . Subpar t E - TAmended l 4 . Sectio n52.18 1 i s amende db yrevisin g paragrap h(b ) t o rea d a s follows . §52.18 1 Significan t deterioratio no f ai r quality .

**** * (b ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clean'Ai r Ac t ar e no t me t fo r federall ydesignate d India nlands . Therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d b yreferenc e an d mad e a par t o f th e applicabl e implementatio npla nan dar e applicabl e t o source s locate d o nlan dunde r th e contro l o f India ngovernin g bodies . Subpar t F - fAmended l 5 . Sectio n52.27 0 i s amende d b yrevisin g paragraph s (a)(3) , (b)(1 ) introductor ytext , (b)(2 ) introductor ytext ,P.3 7

3 6 (b)(3 ) introductor ytext , an d(b)(4 ) introductor ytex t t o rea d a s follows . §52.27 0 Significan t deterioratio no f ai r quality . (a ) * * * (3 ) Th e provision s o f §52.21(a)(2 ) an d (b ) throug h (bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f California . (b ) * * * (1 ) Th e PS D rule s fo r Sacrament o Count yAi r Pollutio n Contro l Distric t ar e approve d unde r Par t C , Subpar t 1 , o f th e Clea nAi r Act . However , EP Ai s retainin g authorit yt o appl y§52.2 1 i ncertai ncases . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e therefor e incorporate d

an d mad e a par t o f th e Stat e pla nfo r Californi a fo r th e Sacrament o Count yAi r Pollutio nContro l Distric t for :

**** * (2 ) Th e PS D rule s fo r Nort hCoas t Unifie d Ai r Qualit y Managemen t Distric t ar e approve d unde r Par t C , Subpar t 1 , o f th e Clea nAi r Act . However , EP Ai s retainin g authorit yt o appl y§52.2 1 i ncertai ncases . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e therefor e incorporate d

an d mad e a par t o f th e Stat e pla nfo r Californi a fo r th e Nort hCoas t Unifie d Ai r Qualit yManagemen t Distric t for :

**** *P.3 8

3 7 (3 ) Th e PS D rule s fo r Mendocin o Count yAi r Pollutio n Contro l Distric t ar e approve d unde r Par t C , Subpar t 1 , o f th e Clea nAi r Act . However , EP Ai s retainin g authorit yt o appl y§52.2 1 i ncertai ncases . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e therefor e incorporate d an d mad e a par t o f th e Stat e pla nfo r Californi a fo r th e Mendocin o Count yAi r Pollutio nContro l Distric t for :

**** * (4 ) Th e PS D rule s fo r Norther nSonom a Count yAi r Pollutio nContro l Distric t ar e approve dunde r Par t C , Subpar t 1 , o f th e Clea nAi r Act . However , EP Ai s retainin g authorit yt o appl y§52.2 1 i ncertai ncases . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e therefor e incorporate d an d mad e a par t o f th e Stat e pla nfo r Californi a fo r th e Norther nSonom a Count yAi r Pollutio n Contro l Distric t for :

**** * Subpar t G- [Amended l 6 . Sectio n52.34 3 i s amende d byrevisin g paragrap h(b ) t o rea d a s follows . §52.34 3 Significan t deterioratio no f ai r quality .

* * * * * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o fP.3 9

3 8 §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Colorad o fo r th e source s identifie di nparagrap h(a ) o f thi s sectio na s no t meetin g th e requirement s o f section s 160-16 5 o f th e Clea nAi r Act .

**** * Subpar t H - [Amended ! 7 . Sectio n52.38 2 i s amende d b yrevisin g paragrap h(b ) t o rea d a s follows .

**** * (b ) Th e increment s fo r nitroge ndioxid e an drelate d requirement s promulgate do nOctobe r 17 , 198 8 (5 3 F R40671) , an d amende d o nDecembe r 31 , 200 2 (6 7 F R80186 ) t o 4 0 CF R 52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate dan d mad e par t o f th e applicabl e Stat e implementatio npla nfo r th e Stat e o f Connecticut . Subpar t J - [Amended l 8 . Sectio n52.49 9 i s amende db yrevisin g paragrap h(b ) t o rea d a s follows . §52.49 9 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate dP.4 0

3 9 an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Distric t o f Columbia . Subpar t K - [Amended l 9 . Sectio n52.53 0 i s amende dbyrevisin g paragrap h(d ) introductor ytex t t o rea d a s follows . §52.53 0 Significan t deterioratio no f ai r quality .

**** * (d ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t sinc e th e Florid a plan , a s submitted , doe s no t appl yt o certai nsources . Therefore , th e provision s o f §52.21(a)(2 ) an d(b ) throug h(bb ) ar e hereb yincorporate d b yreferenc e an dmad e a par t o f th e Florid a pla nfor :

**** * Subpar t M- [Amended l 10 . Sectio n52.63 2 i s amende d byrevisin g paragrap h (b ) t o rea d a s follows . §52.63 2 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Hawaii .P.4 1

4 0 Subpar t N- [Amended l 11 . Sectio n 52.68 3 i s amende d byrevisin g paragraph s (b ) an d (c ) t o rea d a s follows . §52.68 3 Significan t deterioratio n o f ai r quality .

**** * (b ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r India nreservation s sinc e th e pla ndoe s no t includ e approvabl e procedure s fo r preventin g significan t deterioratio no f ai r qualit yo n India nreservations . Therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d

an d mad e par t o f th e applicabl e pla nfo r India nreservation s i nth e Stat e o f Idaho . (c ) Th e requirement s o f sectio n16 5 o f th e Clea nAi r Ac t ar e no t me t fo r source s subjec t t o preventio no f significan t deterioratio nrequirement s prio r t o Augus t 22 , 1986 , th e effectiv e dat e o f EPA' s approva l o f th e rule s cite d i n paragrap h(a ) o f thi s section . Therefore , th e provision s o f §52.21(a)(2) , (b) , (c) , (d) , an d (h ) throug h (bb ) ar e hereb yincorporate d an d mad e par t o f th e applicabl e pla nfo r source s subjec t t o §52.2 1 prio r t o Augus t 22 , 1986 . Subpar t 0 - [Amended l 12 . Sectio n 52.73 8 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows .P.4 2

4 1 §52.73 8 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Illinois .

**** * Subpar t P - [Amended ] 13 . Sectio n52.79 3 i s amende dbyrevisin g paragrap h (b ) t o rea d a s follows . §52.79 3 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e stat e pla nfo r th e Stat e o f Indiana .

**** * Subpar t 0 - [Amended l 14 . Sectio n52.83 3 i s amende d byrevisin g paragrap h (b ) t o rea d a s follows . §52.83 3 Significan t deterioratio no f ai r quality .

**** *P.4 3

4 2 (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Iow a fo r source s wishin g t o locat e o nIndia nlands ; source s constructe d unde r permit s issue db yEPA ; an dcertai n source s a s identifie d i nIowa' s Apri l 22 , 1987 , letter . Subpar t T - [Amended l 15 . Sectio n52.98 6 i s amende db yrevisin g paragrap h (b ) t o rea d a s follows . §52.98 6 Significan t deterioratio no f ai r quality .

**** * (b ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r federall ydesignate d India nland s sinc e th e pla n(specificall yLAC : 33:III:509.A.1 ) exclude s al l federall yrecognize dIndia n land s fro mth e provision s o f thi s regulation . Therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d b yreferenc e an dmad e a par t o f th e applicabl e implementatio nplan , an d ar e applicabl e t o source s locate d o nlan d unde r th e contro l o f India n governin g bodies . Subpar t W- [Amended l 16 . Sectio n52.116 5 i s amende d b yrevisin g paragrap hP.4 4

4 3 (b ) t o rea d a s follows . §52.116 5 Significan t deterioratio no f ai r quality .

**** * (b ) Regulatio nfo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e plan.fo r th e Stat e o f Massachusetts . Subpar t X- [Amended l 17 . Sectio n52.118 0 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows . §52.118 0 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Michigan .

**** * Subpar t Y- [Amended l 18 . Sectio n52.123 4 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows . §52.123 4 Significan t deterioratio no f ai r quality .

**** *

### 4 4 (b ) Regulation s fo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e hereb yincorporate d an d mad e a par t o f the applicabl e Stat e pla nfo r the Stat e o f Minnesota .

**** * 

### Subpar t B B - [Amended l 19 . Sectio n52.138 2 i s amende d b yrevising paragraph (b ) t o read a s follows . §52.138 2 Preventio no f significan t deterioratio no f ai r quality . **** * 

### (b ) Regulatio nfo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e hereb yincorporate d b

y referenc e an

d mad e a par t o f the Montan a Stat e implementatio npla nan d ar e applicabl e t o propose d majo r stationarysource s o r majo r modification s t o b e locate d o n IndianReservations .

**** * 

### Subpar t C C - [Amendedl 20 . Sectio n52.143 6 i s amende d b yrevising the introductorytex t t o read a s follows . §52.143 6 Significan t deterioratio no f ai r quality .P.4 6



### 4 5 Th e requirement s o f section s 16 0 through16 5 o f th e CleanAi r Ac t ar e me t excep t a s note d below . Th e EPAi s retaining §52.21(a)(2 ) an d (b ) through(bb ) a s par t o f the Nebrask a SI P fo r the following type s o f sources :

**** * 

### Subpar t D P - [Amendedl 21 . Sectio n52.148 5 i s amende d b yrevising paragraph (b ) t o read a s follows . §52.148 5 Significan t deterioratio no f ai r quality .

**** * 

### (b ) Regulatio nfo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e incorporate d an d mad e a par t o f the applicabl e Stat e pla nfo r the Stat e o f Nevad a excep t fo r tha t portio napplicabl e t o th e Clar k Count y Healt hDistrict .

**** * 

### Subpar t F F - [Amendedl 22 . Sectio n52.160 3 i s amende d b yrevising paragraph (b ) t o read a s follows . §52.160 3 Significan t deterioratio no f ai r quality .

**** * 

### (b ) Regulation s fo r preventing significan t deterioratio no f ai r quality . Th e provision s o fP.4 7

4 6 §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Ne wJersey . Subpar t G G- [Amended l 23 . Sectio n52.163 4 i s amende db yrevisin g paragrap h (b ) t o rea d a s follows . §52.163 4 Significan t deterioratio no f ai r quality .

**** * (b ) Th e requirement s o f sectio n16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r federall ydesignate dIndia n lands . Therefore , th e provision s o f §52.2 1 (a)(2 ) an d(b ) throug h(bb ) ar e hereb yincorporate db yreferenc e an dmad e a par t o f th e applicabl e implementatio nplan , an dar e applicabl e t o source s locate d o nlan dunde r th e contro l o f India ngovernin g bodies .

**** * Subpar t H H - [Amended l 24 . Sectio n52.168 9 i s amende db yrevisin g paragrap h (b ) t o rea d a s follows . §52.168 9 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d4 7

an d mad e a par t o f th e applicabl e stat e pla nfo r th e Stat e o f Ne wYork . Subpar t J J - [Amended l 25 . Sectio n52.182 9 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows . §52.182 9 Preventio no f significan t deterioratio no f ai r quality .

**** * (b ) Regulatio nfo r preventin g o f significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate db y referenc e an d mad e a par t o f th e Nort hDakot a Stat e implementatio npla nan d ar e applicabl e t o propose dmajo r stationar ysource s o r majo r modification s t o b e locate do n India nReservations . Subpar t L L - [Amended l 26 . Sectio n52.192 9 i s amende db yrevisin g paragrap h (a ) introductor ytex t t o rea da s follows . §52.192 9 Significan t deterioratio no f ai r quality . (a ) Regulatio nfo r preventin g significan t deterioratio no f ai r quality . Th e Oklahom a plan , a s submitted , doe s no t appl yt o certai nsource s i nth e State . Therefor e th e provision s o f §52.21(a)(2 ) an d(b ) throug h (bb ) ar e hereb yincorporate d byreference , mad e par t o f th eP.4 9

4 8 Oklahom a Stat e implementatio npla nan dar e applicabl e t o th e followin g majo r stationar ysource s o r majo r modifications :

**** * Subpar t M M- [Amended l 27 . Sectio n52.198 7 i s amende d b yrevisin g paragrap h (c ) t o rea d a s follows . §52.1-98 7 Significan t deterioratio no f ai r quality .

**** * (c ) Th e requirement s o f section s 16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r India nreservation s sinc e th e pla ndoe s no t includ e approvabl e procedure s fo r preventin g th e significan t deterioratio no f ai r qualit yo n India nreservation s and , therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e par t o f th e applicabl e pla nfo r India nreservation s i nth e Stat e o f Oregon . Subpar t 0 0 - [Amended l 28 . Sectio n52.217 8 i s amende db yrevisin g paragrap h (b ) t o rea d a s follows . §52.217 8 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate dP.5 0

4 9

an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Sout hDakota .

**** * Subpar t R R- [Amended l 29 . Sectio n52.223 3 i s amende d b yrevisin g paragrap h (b ) introductor ytex t to.rea d a s follows . §52.223 3 Significan t deterioratio no f ai r quality .

**** * (b ) Th e requirement s o f §52.21(a)(2 ) an d (b ) throug h (bb ) ar e hereb yincorporate d b yreferenc e an d mad e par t o f th e applicabl e SI P fo r th e Stat e o f Tennesse e fo r th e followin g purposes :

**** * Subpar t S S - [Amended ] 30 . Sectio n52.2 3 0 3 i s amende d b yrevisin g paragraph s (c ) an d (d ) t o rea d a s follows . §52.230 3 Significan t deterioratio no f ai r quality .

**** * (c ) Th e requirement s o f sectio n16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r federall ydesignate d India n lands . Therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yadopte d an d mad e a par t o f th e applicabl e implementatio npla nan d ar e applicabl e t o source s locate d o nlan d unde r th e contro l o f India ngovernin gP.5 1

5 0 bodies . (d ) Th e requirement s o f sectio n16 0 throug h16 5 o f th e Clea nAi r Ac t ar e no t me t fo r ne wmajo r source s o r majo r modification s t o existin g stationar ysource s fo r whic h applicabilit ydetermination s woul d b e affecte db ydocksid e emission s o f vessels . Therefore , th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e herebyadopte dan d mad e a par t o f th e applicabl e implementatio npla nan dar e applicabl e t o suc hsources . Subpar t T T - [Amended l 31 . Sectio n52.234 6 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows . §52.234 6 Significan t deterioratio no f ai r quality .

**** * (b ) Regulatio nfo r preventio no f significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e herebyincorporate db y referenc e an d mad e a par t o f th e Uta hStat e implementatio n pla nan d ar e applicabl e t o propose dmajo r stationar ysource s o r majo r modification s t o b e locate do nIndia nReservations .

**** * Subpar t W W- [Amended ! 32 . Sectio n52.249 7 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows .P.5 2

5 1 §52.249 7 Significan t deterioratio no f ai r quality .

**** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Washington .

**** * Subpar t Y Y- [Amended l 33 . Sectio n52.258 1 i s amende d b yrevisin g paragrap h (e ) t o rea d a s follows . §52.258 1 Significan t deterioratio no f ai r quality .

**** * (e ) Regulation s fo r th e preventio no f th e significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e herebyincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Wisconsi nfo r source s wishin g t o locat e i nIndia n country ; 'an

d source s constructe d unde r permit s issue db y EPA . Subpar t Z Z - [Amended l 34 . Sectio n52.263 0 i s amende db yrevisin g paragrap h (b ) introductor ytex t t o rea da s follows . §52.263 0 Preventio no f significan t deterioratio no f ai rP.5 3

5 2 quality .

**** * (b ) Regulatio nfo r preventin g significan t deterioratio no f ai r quality . Th e Wyomin g plan , a s submitte d doe s no t appl yt o certai nsource s i nth e State . Therefore , th e provision s o f §52.21(a)(2 ) an d(b ) throug h (bb ) ar e hereb yincorporate db yreferenc e an dmad e a par t o f th e Stat e implementatio npla nfo r th e Stat e o f Wyomin g an d ar e applicabl e t o th e followin g propose dmajo r stationar y source s o r majo r modifications :

**** * Subpar t AAA- [Amended l 35 . Sectio n52.267 6 i s amende d b yrevisin g paragrap h (b ) t o rea d a s follows . §52.267 6 Significan t deterioratio no f ai r quality . **** * (b ) Regulation s fo r preventin g significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an d (b ) throug h(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r th e Stat e o f Guam . Subpar t BB B - [Amended l 36 . Sectio n52.272 9 i s amende db yrevisin g paragrap h (b ) t o rea d a s follows .

### 5 3

§52.272 9 Significan t deterioratio no f ai r quality .

**** * 

### (b ) Regulation s fo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e hereb yincorporate d an d mad e a par t o f th e applicabl e Stat e pla nfo r the Stat e o f Puert o Rico . Subpar t CC C - [Amendedl 37 . Sectio n52.277 9 i s amende d b yrevising paragraph (b ) t o read a s follows . §52.277 9 Significan t deterioratio no f ai r quality .

**** * 

### (b ) Regulation s fo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e hereb yincorporate d an d mad e a par t o f the applicabl e Stat e pla nfo r the Virgi n Islands . Subpar t DDD - [Amendedl 38 . Sectio n52.282 7 i s amende d b yrevising paragraph (b ) t o read a s follows . §52.282 7 Significan t deterioratio no f ai r quality .

**** * 

### (b ) Regulation s fo r preventing significan t deterioratio no f ai r quality . Th e provision s o f §52.21(a)(2 ) an

d (b ) through(bb ) ar e hereb yincorporate dP.5 5



### 5 4 an d mad e a par t o f the applicabl e Stat e pla nfo r America n Samoa .