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### Unite dState s Departmen t o f Energ y Offic eo f th eDeputyGenera lCounse l FACSIMIL ETRANSMISSIO NFOR M Facsimil efrom : 

### 0 ^ 0 3 7 I/-H- 6 8

Davi dR . Hil l Deput yGenera lCounse l fo rEnerg yPolic y Forresta lBuilding , Roo m6D-03 3 100 0Independenc eAvenue , S W Washington , D C 2058 5 Phone : 202-586-341 0 Facsimile : 202-586-747 9 

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To : Bil lWchru m Facsimil enumber(s) : 202-501-039 4 Dat eNov . 21 , 200 2 Pages : * ? & (includin gcove rpage ) Message : Her ear eDOE' s propose dchange s t oth efina lrul e(165 ) text . Thanks .

Thi s facsimil ei s intende donlyfortheuseo f th erecipient(s ) towhomiti s addresse dandma ycontain informationthati s privilege dandconfidential . I f youarenotth eintende drecipient(o raperson responsibl efordeliverin gthi s toth eintendedrecipient) , youarehereb ynotifiedthatan ydisclosure , distributio no rcopyin gof thi s informationi s strictlyprohibited . I f youhav ereceive dthi s facsimilei n error , pleas enotif

yDarlen eDowin gimmediatelya t202-586-291 8 andreturnth efacsimil et ohera t theaddres s show nabov evi atheUnitedState s PostalService . Thankyou ._3_ .11/21/0 2TH

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 (D ) Thi s definitio nshal l no t appl ywit hrespec t t o a particula r regulate d NS Rpollutan t whe nth e major

- stationar y sourc e i s complyin g wit hth e requirement s unde r paragrap h (f ) o f thi s sectio n fo r a^PAL-s

- fo r tha t pollutant . Instead , th e definitio n a t paragrap h(f)(2)(viii ) o f thi s sectio n shal l apply . (vi)(A ) Ne t emission s increas e means , wit hrespec t t o anyregulate d NS Rpollutan t emitte d bya majo r stationar y source , th e amoun t bywhic hth e sumo f th e followin g exceed s zero : (2. ) Th e increas e i n emission s fro ma particula r physica l chang e o r chang e i n th e metho d o f operatio na t a stationar ys o u r c e ^ials&gla&t ^ Rtf e 3pac r a'fl-ir

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- ;'-'(="-^ r>:.^"-'i^jP^ ; ciaiEnv=ifci^ : dj:- B1^ i : J : ^!ts:cS:teji3L i :ci> :tbi : ^ an d (22) An yothe r increase s an d decrease s i nactua l emission s a t th e majo r stationar ysourc e tha t ar e contemporaneou s wit hth e particula r chang e an d ar e otherwis e creditable . Baselin e a';e-tual : c : lemission s fo r calculatin g increase s an d decrease s unde r thi s paragrap h (a ) (1 ) (vi ) (A ) (22) shal l b e determine d a s provide d i n paragrap h(a ) (1 ) (xxxv ) o f thi s section , excep t tha t paragraph s (a ) (1 ) (xxxv ) (A ) (1 ) an d (a ) (1 ) (xxxv ) (B ) (J4-4-) o f thi s sectio n shal l no t apply

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### 4«K Interna lan dDeliberativ eDraft - D ono tquote , cite , copy , o rdistribute . 51.16 5 Amendator yLanguag e11/19/0 2 VMM. 4****

- ,j c(35:}3 ; cpca#aair&pfe3: ^shall , no t l^^'n^J{0ap^l.y:Vfa:fV:C:d:e : ta:Krttih'i:h:.gi:ja;c ^a v. t \x .V'MJ** ' ch : anqe:3 :

•k-k-k-kk (C ) A n increas e o r decreas e i nactua l emission s i s creditabl e onl yif : (JL ) I t occur s withi na reasonabl e perio d t o b e specifie d b yth e reviewin g authority ; an d (2. ) Th e reviewin g authorit yha s no t relie d o ni t i n issuin g a permi t fo r th e sourc e unde r regulation s approve d pursuan t t o thi s section , whic hpermi t i s i neffec t whe n th e increas e i n actua l emission s fro mth e particula r chang e occurs ; an d (3. ) Th e increas e o r decreas e i nemission s di d no t occu r a t a Clea n Unit , excep t a s provide d i nparagraph s (c)(8 ) an d (d)(10 ) o f thi s section .

E ) * * * (2. ) I t i s enforceabl e a s a practica l matte r a t an d afte r th e tim e tha t actua l constructio no nth e particula r chang e begins ; an d ****•* • (±) I t ha s approximatel yth e sam e qualitativ eP. 5

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51.16 5 Amendator yLanguag e11/19/0 2 

### lieeta'll-yx^enforceabl edurin g th econsecutiv e24-mont hperiod . (J3 ) Whe na projec t involve s physica l changes—t o o r changes—i n th e metho d o f operatio no f multipl e emission s units , onl yon e consecutiv e 24-mont hperio d ma yb e use d t o determin e th e baselin e actua l emission s fo r th e emission s unit s bein g changed . (4. ) Th e averag e rat e shal l no t b e base d o nany consecutiv e 24-mont hperio d fo r whic hther e i s inadequat e informatio n fo r determinin g annua l emissions , i nton s pe r year , an d fo r adjustin g thi s amoun t i f require d byparagrap h (a ) (1 ) (xxxv ) (A ) (2. ) o f thi s section . (B ) Fo r a nexistin g emission s uni t (othe r tha nan electric.utilit ystea mgeneratin g unit) , baselin e actua l emission s mean s th e average.rate , i n ton s pe r year , a t whic h th e emission s uni t actuall yemitte d th e pollutan t durin g any consecutiv e 24-mont hperio d selecte d byth e owne r o r operato r withi n th e 10-yea r perio d immediatel yprecedin g eithe r th e dat e th e owne r o r operato r begin s actua l constructio n o f th e project , o r th e dat e a complet e permi t applicatio n i s receive d byth e reviewin g authorit yfo r a permi t require d eithe r unde r thi s sectio no r unde r a pla n approve d byth e Administrator , whicheve r i s earlier , excep t tha t th e 10-yea r perio d shal l no t includ e anyperio d earlie r 

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 tha n Novembe r 15 , 1990 . (1 ) Th e averag e rat e shal l includ e fugitiv e emission s t o th e exten t quantifiable , an d emission s associate d wit h startups , shutdowns , an d malfunctions . (22) Th e averag e rat e shal l b e adjuste d downwar d t o exclud e anynon-complian t emission s tha t occurre d whil e th e sourc e wa s operatin g abov e a nemissio nlimitatio ntha t wa s k/OW^^^T'

l^d a 37

1 ycc:enforceabl e durin g th e consecutiv e 24-mont hperiod .

. (3. ) Th e averag e rat e shal l b e adjuste d downwar d t o exclud e anyemission s that

- woul d hav e exceede d a nemissio n limitatio nwit hwhic hth e majo r stationar ysourc e mus t currentl ycomply , ha d suc hmajo r stationar ysourc e bee n require d t o compl ywit hsuc hlimitation s durin g th e consecutiv e 24-mont hperiod . However , i f a nemissio n limitatio ni s par t o f a maximu machievabl e contro l technolog ystandar d tha t th e Administrato r propose d o r promulgate d unde r par t 6 3 o f thi s chapter , th e baselin e actua l emission s nee d onl yb e adjuste d i f th e Stat e ha s take ncredi t fo r suc hemission s reduction s i na nattainmen t demonstratio n o r maintenanc e pla n consisten t wit hth e requirement s o f paragrap h(a)(3)(ii)(G ) o f thi s section . (4_) Whe na projec t involve s physical—changes—t o o r changes— in —th e metho d of—operation—erf—multipl e emission s 2 1PC 7

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### Interna lan dDeliberativeDraft

- Dono tquote , cite , copy , ordistribute . 51.165 Amendator

yLanguage11/19/02 preconstructio n permi t progra mtha t ha s bee n approve d b yth e Administrato r an d incorporate d int o th e 'State ' s Ijuplementatio n Plan—(th e planj

- t o implemen t th e requirement s o f §51.16 6 o f thi s c h-ayst'er« • ec

t-iro nr.h n vat.»? • r , o r unde r th e progra mi n §52.2 1 o f thi s chapter . f/.-xXJS.ii ) Fod^ra l Laud lluix-iaci. ric-~u\Kr w-i h^^sp^r.M^ o •su w2<z;idzi. n L3t

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d KLa l g^, . ih.<iSe>~rotag yn „ j3j / d^6',x;lcie.". i w,l hAui.ly-rl l yov» r s „r, hLar-d*-, . tjUCk i (2 ) Applicabilit yprocedures . / ^fljf? i -»/LV ^ -A - (i ) Eac hpla n shal l adop t a preconstructip n revie wv%.C^\fi progra mt o satisf yth e requirement s o f sections ! 17 2 (b ) (6)/ , 172(c)(5) , an d 17 3 o f th e Ac t fo r an yare a designate d nonattainmen t fo r an ynationa l ambien t ai r qualit ystandar d unde r 4 0 CF R81.30 0 e t seq . Suc ha progra mshal l appl yt o an yne wmajo r stationar ysourc e o r majo r modificatio n tha t i s majo r fo r th e pollutan t fo r whic hth e are a i s designate d nonattainmen t unde r sectio n 107(d ) (1 ) (A ) (i ) o f th e Act , i f th e stationar ysourc e o r modificatio n woul d locat e anywher e i n th e designate d nonattainmen t area . (ii ) Eac hpla n shal l us e th e specifi c provision s o f paragraph s (a)(2)(ii)(A ) throug h(F ) o f thi s section . Deviation s fro mthes e provision s wil l b e approve d onl yi f th e Stat e specificall ydemonstrate s tha t th e submitte d provision s ar e mor e stringen t tha n o r a t leas t a s stringen t 2 5P. 8

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 thes e unit s befor e th e projec t equal s o r exceed s th e significan t amoun t fo r tha t pollutan t (a s define d i n paragrap h(a)(1)(x ) o f thi s section) . (E ) Emissio n tes t fo r project s tha t involv e Clea n Units . Fo r a projec t tha t wil l b e constructe d an d operate d a t a Clea n Uni t withou t causin g th e emission s uni t t o los e it s Clean*Uni t s t atusd&f i 1 ct-ianion , n o emission s increas e i s Li i i vIPCS ' t o occur . (F ) Hybri d tes t fo r project s tha t involv e multipl e type s o f emission s units . Asignifican t emission s increas e o f a regulate d NS Rpollutan t i s projecte d t o occu r i f th e su mo f th e emission s increase s fo r eac hemission s unit , usin g th e metho d specifie d i n paragraph s (a)(2)(ii)(C ) throug h(E ) o f thi s sectio n a s applicabl e wit hrespec t t o eac hemission s unit , fo r eac htyp e o f emission s uni t equal s o r exceed s th e significan t amoun t fo r tha t pollutan t (a s define d i n paragrap h(a)(1)(x ) o f thi s section) . Fo r example , i f a projec t involve s bot ha n existin g emission s uni t an d a Clea n Unit , th e projecte d increas e i s determine d b ysummin g th e value s determine d usin g th e metho d specifie d i n paragrap h(a)(2)(ii)(C ) o f thi s sectio n fo r th e existin g uni t an d usin g th e metho d specifie d i n paragrap h (a)(2)(ii)(E ) o f thi s sectio n fo r th e Clea n Unit . (iii ) *¥« & pla n shal l requir e tha t fo r an ymajo r 

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### Interna lan dDeliberativ eDraft

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distribute . 51.16 5 AmendatoryLanguage11/19/02 stationar ysourc e fo r which—the—reviewing—authority— War s established 1 a PA L fo r a regulate d NS Rpollutant , th e majo r stationar ysourc e shal l compl ywit hrequirement s unde r paragrap h(f ) o f thi s section . (iv ) TT^pTp l an shal l requir e tha t an3.o'wrie:r-3b: r:cloperato r \ uhdfe :rtaik

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- (a s define d i nparagrap h(a ) (1 ) (xxv ) o f thi s section ) shal l compl ywit hth e requirement s unde r paragrap h(e ) o f thi s section . (3 ) * * * (ii ) * * * (H ) Decrease s i nactua l emission s resultin g fro mth e installatio n o f add-o ncontro l technolog yo r applicatio n o f pollutio n preventio nmeasure s tha t wer e relie d upo ni n designatin g a n emission s uni t a s a Clea nUni t o r a projec t a s a PC P canno t b e use d a s offsets . (I ) Decrease s i nactua l emission s occurrin g a t a Clea n Uni t canno t b e use d a s offsets , excep t a s provide d i n paragraph s (c)(8 ) an d (d)(10 ) o f thi s section . Similarly , decrease s i nactua l emission s occurrin g a t a PC P canno t b e use d a s offsets , excep t a s provide d i nparagrap h(e)(6)(iv ) o f thi s section . (J ) Th e tota l tonnag e o f increase d emissions , i nton s pe r year , resultin g fro ma majo r modificatio ntha t mus t b e offse t i n accordanc e wit hsectio n 17 3 o f th e Ac t shal l b e 

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51.16 5 AmendatoryLanguag e11/19/0 2 emissio nlimitation s o r wor k practic e requirement s i nth e permi t fo r th e uni t tha t wer e adopte d i nconjunctio nwit h LAE Ro r th e projec t woul d alte r anyphysica l o r operationa l characteristic s tha t forme d th e basi s fo r th e LAE R determinatio n a s specifie d i nparagrap h(c)(6)(iv ) o f thi s section , the nth e emission s uni t lose s it s statusde g + flT-aticm a s a Clea nUni t upo n issuanc e o f th e necessar ypermi t revision s (unles s th e uni t requalifie s a s a Clea nUni t pursuan t t o paragrap h(c)(3)(iii ) o f thi s section) . I f th e owne r o r operato r begin s actua l constructio no nth e projec t withou t firs t applyin g t o revis e th e emission s unit' s permit , th e Clea n Uni t statuses:,ar'a t ic mend s immediatel y prio r t o th e tim e whe n actua l constructio nbegins . (iv ) Aprojec t tha t cause s a nemission s uni t t o los e it s statusdesignat to n a s a Clea nUni t i s subjec t t o th e applicabilit yrequirement s o f paragrap h(a)(2)(ii)(A )



# / • A*A Or) throug h(D)/o f thi s sectio na s i f th e emission s uni t i s no t a Clea n Unit . (v ) Certai n Emission s Unit s wit hPS D permits . Fo r emission s unit s tha t mee t th e requirement s o f paragrap h (c ) (2 ) (v ) (±§| ) and (iff ) o f thi s section , th e BAC T leve l o f emission s reduction s ard/o r wo'f c practic e ^em r re-nvsnt s shal l e~e~cuwu£~ee£e~£e~e*'^£.

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- for. zh e!.#?; & detemiration , unde r paragraph s (cj <-; > (ii.t and . ;ii.i : o,f t'-iXBsectio na-sh a1 1 .als o svml y t o the-- r^C Tpermit tern s ,.r.:f«.-wcMay^j«aM:c.aCc:..^;«,ra-<a.,^ ^ and . conditions . In . addition ; th e requirement s o f "jarscrrapr ; (.c) P ) i'i ) 3 ? o f thi s sectio nd o no t arpi vt o exaission s units , tha t qualif yfo r Ciea n Uni t statu s unde r thi s war^rapb , (if| ) Th e emission s uni t mus t hav e receive d a PS D permi t withi n th e las t 1 0 year s an d suc hpermi t mus t requir e th e emission s uni t t o compl ywit hBACT . (g|§ ) Th e emission s uni t mus t b e locate d i n a n are a tha t wa s redesignate d a s nonattainmen t fo r th e relevan t pollutan t (s ) afte r issuanc e o f th e PS D permi t an d befor e th e effectiv e dat e o f th e Clea n Uni t Tes t provision s i n th e area . (3 ) Qualifyin g o r re-qualifvin qt o us e th e Clea nUni t applicabilit ytest . A n emission s uni t automaticall y qualifie s a s a Clea nUni t whe n th e uni t meet s th e criteri a belo wi n paragraph s (c)(3)(i ) an d (ii ) o f thi s section . Afte r th e origina l Clea n Uni t statusdet:iCT.st " o n expire s i n accordanc e wit hparagrap h(c ) (5 ) of f thi s sectio no r i s los t thi s section , suc h lea nUni t unde r eithe r pursuan t t o paragrap h(c ) (2 ) (iii ) o emission s uni t ma yre-qualif ya s a paragrap h(c ) (3 ) (iii ) below , o r undfer th e Clea nUni t provision s i n paragrap h(d ) o f this^ection . T o re-qualif yP.1 2 .11/21/0 2 TH

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Languag e 11/19/0 2 standard , uncontrolled , ne wemission s uni t o f th e sam e type . CB ) Th e owne r o r operato r mad e a ninvestmen t t o instal l th e contro l technology . Fo r th e purpos e o f thi s determination , a ninvestmen t include s expense s t o researc h th e applicatio no f a pollutio n preventio ntechniqu e t o th e emission s uni t o r expense s t o appl ya pollutio npreventio n techniqu e t o a n emission s unit . (iii ) Re-aualifvin qfo r : th : ^3-Clea n Uni t stafcusdesiqhatiori . Th e emission s uni t mus t obtai na ne w majo r NS Rpermi t tha t require s complianc e wit hth e current da yLAER , and th e emission s uni t mus t mee t th e requirement s i n paragraph s (c)(3)(i ) and (c)(3)(ii ) above . (4 ) Effectiv e dat e o f th-e3.;Clea n Uni t statusde.siqnaitioh . Th e effectiv e dat e o f a nemission s unit' s Clea nUni t statusdesiqiiiat-io. h(tha t is , th e dat e o n whic hth e owne r o r operato r ma ybegi nt o us e th e Clea nUni t Tes t t o determin e whethe r a projec t a t th e emissions ' uni t i s a majo r modification ) i s determine d accordin g t o th e applicabl e paragrap h(c ) (4 ) (i ) o r (c ) (4 ) (ii ) below . (i ) Origina l Clea nUni t statusdesTLqnafcion , and emission s unit s tha t re-qualif va s Clea nUnit s bv implementin g a ne wcontro l technolog yt o mee t current-da v LAER . Th e effectiv e dat e i s th e dat e th e emission s unit' s ai r pollutio ncontro l technolog yi s place d int o service , o r ©01.1 .

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### Interna lan dDeliberativ eDraft

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distribute . 51.16 5 AmendatoryLanguag e11/19/02 restriction s fo r on e pollutan t affect s Clea n Uni t s±atusd:e;s:lq'h;atiQti onl yfo r tha t pollutant . (i ) Th e Clea n Uni t mus t compl ywit hth e emissio n limitation(s ) and/o r wor k practic e requirement s adopte d i n conjunctio n wit hth e LAE Rtha t i s recorde d i n th e majo r NS R permit , an d subsequentl yreflecte d i n th e titl e V permit . (A ) Th e owne r o r operato r ma yno t mak e a physica l chang e i n o r chang e i n th e metho d o f operatio n o f th e Clea n Uni t tha t cause s th e emission s uni t t o functio n i n a manne r tha t i s inconsisten t wit hth e physica l o r operationa l characteristic s tha t forme d th e basi s fo r th e LAE R determinatio n (e.g. , possibl yth e emission s unit' s capacit y o r throughput) . (B ) Th e Clea n Uni t ma yno t emi t abov e a leve l thjp t has „ (ii ) Th e Clea nUni t mus t compl ywit han yterm s an d condition s i n th e titl e V permi t relate d t o th e unit' s Clea n Uni t statu s d e 5 : l;qri ; aK-i;o: h; . (iii ) Th e Clea n Uni t mus t continu e t o contro l emission s usin g th e specifi c ai r pollutio n contro l technolog ytha t wa s th e basi s fo r it s Clea n Uni t statusd6;g-i;qn : afe : &Qri . I f th e emission s uni t o r contro l technolog yi s replaced , the n th e Clea n Uni t statusde;sighat : i7dhends . 

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distribute . 51.16 5 AmendatoryLanguag e11/19/02 (8 ) Offset s an d nettin g a t Clea nUnits . Emission s change s tha t occu r a t a Clea n Uni t mus t no t b e include d i n calculatin g a significan t ne t emission s increas e (tha t is , mus t no t b e use d i n a "nettin g analysis") , o r b e use d fo r generatin g offset s unles s suc hus e occur s befor e th e effectiv e dat e o f fel&ellCleanUni t status€.e : s : igflat:i : dn , o r afte r th e Clea n Uni t statusMi^-sJghca-til&ft expires ; or , unles s th e emission s uni t reduce s emission s belo wth e leve l tha t qualifie d th e uni t a s a Clea n Unit . However , i f th e Clea n Uni t reduce s emission s belo wth e leve l tha t qualifie d th e uni t a s a Clea nUnit , then , th e owne r o r operato r ma y generat e a credi t fo r th e differenc e —betwee nth e leve l tha t qualifie d th e uni t a s a Clea n Uni t an d th e ne wemissions

1 iin i 13 1 imitatio n i f suc hreduction s ar e s mforceablvlriTs—a urplus , /^^"^" V quantifiable , permanen t and^ practica l matte r . 1 (9 ) Effec t o f redesignatio n o nthsvcClean Uni t 

# < &a z s U or (A statusd&sl^naicjp n . Th e Clea n Uni t s-fc-ertusdeisiicgna-tio n o f a n Qr~%X & emission s uni t i s no t affecte d byredesignatio no f th e fdrattainmen t statu s o f th e are a i n whic hi t i s located . Tha t ( ^ v~ ° is , i f a Clea nUni t i s locate d i na n attainmen t are a and th e '<-£
- _ . are a i s redesignate d t o nonattainment , it s Clea nUni t (J statusdeis : iqti'a-t:i:d

hi s no t affected . Similarly , redesignatio n fro m nonattainmen t t o attainmen t doe s no t affec t th.e : Clea n
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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 th e necessar ypermi t revision s (unles s th e uni t re-qualifie s a s a Clea nUni t pursuan t t o paragrap h(d)(3)(iv ) o f thi s section) . I f th e owne r o r operato r begin s actua l constructio no n th e projec t withou t firs t applyin g t o revis e th e emission s unit' s permit , th e Clea nUni t statu5de : s ! lignat^ohend s immediatel yprio r t o th e tim e whe n actua l constructio n begins . (iv ) Aprojec t tha t cause s a n emission s uni t t o los e it s st-atusdea^griatild n a s a Clea nUni t i s subjec t t o th e applicabilit yrequirement s o f paragrap h(a)(2)(ii)(A ) throug h(D)Jof

thi s sectio n a s i f th e emission s uni t wer e neve r a Clea n Unit . (3 ) Qualifyin g o r re-qualifyin g t o us e th e Clea nUnit . applicabilit ytest . An.emission s uni t qualifie s a s a Clea n Uni t whe n th e uni t meet s th e criteri a belo wi n paragraph s (d)(3)(i ) throug h(iii ) o f thi s section . Afte r th e origina l Clea n Uni t statustdesiiignatib' hexpire s i n accordanc e wit hparagrap h(d)(6 ) o f thi s sectio no r i s los t pursuan t t o paragrap h(d ) (2 ) (iii ) o f thi s section , suc h emission s uni t ma yre-qualif ya s a Clea nUni t unde r eithe r paragrap h(d)(3)(iv ) below , o r unde r th e Clea nUni t provision s i nparagrap h(c ) o f thi s section . T o re-qualif y a s a Clea nUni t unde r paragrap h(d)(3)(iv) , th e emission s uni t mus t obtai na ne wpermi t issue d pursuan t t o th e
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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 requirement s i n paragraph s (d)(7 ) an d (8 ) an d mee t al l th e criteri a belo wi n paragrap h(d)(3)(iv) . Th e reviewin g authorit ywil l mak e a separat e Clea n Uni t st-atusdesiqnatio n fo r eac hpollutan t emitte d b yth e emission s uni t fo r whic h th e emission s uni t qualifie s a s a Clea n Unit .

(i ) Qualifyin g ai r pollutio n contro l fE' i linn l ng j pal yS ^ Ai r pollutan t emission s fro mth e emission s uni t mus t b e c 1 ^ CV ] V reduce d throug hth e us e o f ctn—ai r pollutio n contro l technolog y(whic hinclude s pollutio n preventio n a s define d unde r paragrap h(a)(1)(xxvi) ) o r wor k practices ^ tha t meet | bot hth e followin g requiremen t s~c;l n :: : pa'r-adra.ph;s3.:^dc

y(.3) -(.1) . ;(A ) and : :3 ; (B;)c ;: ^d : f3 : :th-lSc :: :gecti;&h : 3

(A ) Th e owne r o r operato r ha s demonstrate d tha t th e emission s unit' s contro l technolog yi s comparabl e t o LAE R accordin g t o th e requirement s o f paragrap h(d)(4 ) o f thi s section . However , th e emission s uni t i s no t eligibl e fo r the3 : Clea n Uni t statusdesignatio n i f it s emission s ar e no t reduce d belo wth e leve l o f a standard , uncontrolle d emission s uni t o f th e sam e type , (e.g. , i f th e LAE R determination s t o whic hi t i s compare d hav e resulte d i na determinatio n tha t n o contro l measure s ar e required) .

(B ) Th e owne r o r operato r mad e a n investmen t t o instal l th e contro l technology . Fo r th e purpos e o f thi s determination , a n investmen t include s expense s t o researc h 

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 tha t th e contro l technolog yi s achievin g a leve l o f emissio n contro l tha t i s comparabl e t o LAE R(e.g. , possibl yth e emission s unit' s capacit yo r throughput) . (iii ) Th e Clea nUni t ma yno t emi t abov e a leve l tha t *_. (iv ) Th e Clea nUni t mus t compl ywit hanyterm s an d condition s i n th e titl e V permi t relate d t o th e unit' s Clea n Uni t 'Statusdesignation . (v ) Th e Clea nUni t mus t continu e t o contro l emission s usin g th e specifi c ai r pollutio n contro l technolog ytha t wa s th e basi s fo r it s Clea n Uni t s t a t u s desi^natx-o h. I f th e emission s uni t o r contro l technolog yi s replaced , the nth e Clea nUni t status'd:e&i:ghatxo hends . (10 ) Offset s and Nettin g a t Clea nUnits . Emission s change s tha t occu r a t a Clea nUni t mus t no t b e include d i n calculatin g a significan t ne t emission s increas e (tha t is , mus t no t b e use d i na "nettin g analysis") , o r b e use d fo r generatin g offset s unles s suc hus e occur s befor e th e effectiv e dat e o f pla n requirement s adopte d t o implemen t thi s paragrap h(d ) o r afte r th e Clea nUni t statusdesiqnaitio n expires ; or , unles s th e emission s uni t reduce s emission s belo wth e leve l tha t qualifie d th e uni t a s a Clea nUnit . However , i f th e Clea nUni t reduce s emission s belo wth e leve l tha t qualifie d th e uni t a s a Clean.Unit , the nth e owne r o r 

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 operato r ma ygenerat e a credi t fo r th e differenc e betwee n th e leve l tha t qualifie d th e uni t a s a Clea nUni t and th e emission s unit' s ne wemissions— 1 im i t 3l:l^ j t a t i o n i f suc h reduction s ar e surplus , quantifiable , permanen t ari d ifefl'ar7jfj*_rfr3enforceableAa-s— a practica l matte r (11 ) Effec t o f redesignatio n o n thecClea n Uni t statusote-sii^ri-atTboti . Th e Clea nUni t statusde&ia-hatlor i o f a n emission s uni t i s no t affecte d byredesignatio no f th e attainmen t statu s o f th e are a i nwhic hi t i s located . Tha t is , i f a Clea nUni t i s locate d i n a n attainmen t are a and th e are a i s redesignate d t o nonattainment , it s Clea nUni t statusdfesxghatio hi s no t affected . Similarly , redesignatio n fro m nonattainmen t t o attainmen t doe s no t affec t th e Clea n Uni t statusde-s. : ighai;t-;l'oh; . However , i f a Clea nUnit' s statusde-siignat-id

n expire s o r i s los t pursuan t t o paragraph s (c ) (2 ) (iii ) an d (d ) (2 ) (iii ) o f thi s section , i t mus t re qualif yunde r th e requirement s tha t ar e currentl y applicable . (e ) PC P exclusio nprocedura l requirements . Each'pla n shal l includ e provision s fo r PCP s equivalen t t o thos e containe d i nparagraph s (e)(1 ) throug h(6 ) o f thi s section . (1 ) Befor e a nowne r o r operato r begin s actua l constructio n o f a PCP , th e owne r o r operato r mus t eithe r submi t a notic e t o th e reviewin g authorit yi f th e projec t i s 

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51.16 5 Amendator yLanguag e11/19/0 2 credi t fo r th e differenc e betwee nth e leve l o f reductio n whic hwa s use d t o qualif yfo r th e PC P exclusio nan d th e ne w emissions— 1 imit;7cl;iMit;a;ti:d n i f suc hreduction s ar e surplus , " ^ 

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# Jf4'-* ^ quantifiable , permanent , an dBfedoife^J^ittJenforceable/a-g— a" practica lmatter . / X* Q (f ) Actual s PALs . ¥*^pla n shal l provid e fo r PAL s



## A accordin g t o th e provision s i n paragraph s (f)(1 ) throug h (15 ) o f thi s section . (1 ) Applicability . (i ) Th e reviewin g authorit yma yapprov e th e us e o f a n actual s PA L (PAL)—fo r anyexistin g majo r stationar ysourc e (excep t a s provide d i n paragrap h(f)(1)(ii ) o f thi s section ) i f th e PA L meet s th e requirement s i nparagraph s (f ) (1 ) throug h(15 ) o f thi s section . Th e ter m"PAL " shal l mea n "actual s PAL " throughou t paragrap h(f ) o f thi s section . (ii ) Th e reviewin g authorit yshal l no t allo wa n actual s PA L fo r \^OC77ocfe;3:H-Q,3'7 f £. £ rr a n ymajo r stationar ysourc e locate d i na n extrem e ozon e nonattainmen t area . (iii ) An yphysica l chang e i no r chang e i nth e metho d o f operatio no f a majo r stationar ysourc e tha t maintain s it s tota l source-wid e emission s belo wth e PAL level , meet s th e requirement s i nparagraph s (f)(1 ) throug h(15 ) o f thi s section , an d complie s wit hth e PA L permit : (A ) I s no t a majo r modificatio n fo r th e PA L pollutant ; 

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distribute . 51.16 5 Amendator yLanguag e.11/19/0 2 designate d a s small , significan t o r majo r base d o nthei r potentia l t o emit . I n addition , th e owne r o r operato r o f th e sourc e shal l indicat e which , i f any, Federa l o r Stat e applicabl e requirements , emissions— 1 imits

- :-l;iih:i : t-a-t:ion s o r wor k practice s appl yt o eac hunit . (ii ) Calculation s o f th e baselin e actua l emission s (wit hsupportin g documentation) . Baselin e actua l emission s ar e t o includ e emission s associate d no t onl ywit hoperatio n o f th e unit , bu t als o emission s associate d wit hstartup , shutdow nan d malfunction . (iii ) Th e calculatio nprocedure s tha t th e majo r stationar ysourc e owne r o r operato r propose s t o us e t o conver t th e monitorin g syste mdat a jt p monthl yemission s and
annua l emission s b:a;ge : ;^:-:"^h73-a:^iil2Sfeoh ; t i i22r£ a li'in g : :-t : 6 tai'13#»ir:.."

_a al O wtnnTTS y;; a s requi . ;quire d byparagrap h(f)(13)(i ) o f thi s section . (4 ) Genera l reguirement s fo r establishin g PALs . (i ) Th e pla nallow s th e reviewin g authorit yt o establis ha PA L a t a majo r stationar ysource , provide d tha t a t a minimum , the

- requirement s i nparagraph s (f)(4)(i)(A ) throug h(G ) o f thi s sectio nar e met . (A ) Th e PAL shal l impos e a nannua l emissio nlimitatio n expresse d i n ton s pe r year ^ tha t i s enforceabl e a s a practica l matter , fo r th e entir e majo r stationar ysource . Fo r eac hmont hdurin g th e PA L effectiv e perio d afte r th e 6 9.1/21/0 2TH U20:0 1 FA

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distribute . 51.16 5 Amendator yLanguag e11/19/0 2 monitorin g syste mdat a t o monthly,emission s an d annua l emission s r o 1 1 ed&a&eli^Q n a/monthl yoasisi'2-mdntfecrollln g .t:o : ti:a'Zl73-i

: ^^:i;c:7' l

_ : _L';_l'i\".3j u a s require d b yparagrap h(f ) (13 ) (i ) o f thi s section . (vii ) Arequiremen t tha t th e majo r stationar ysourc e owne r o r operato r monito r al l emission s unit s i n accordanc e wit hth e provision s an d prohibition s unde r paragrap h(f)(12 ) o f thi s section . (viii ) Arequiremen t t o retai n th e record s require d unde r paragrap h(f)(13 ) o f thi s sectio n o n site . Suc h record s ma yb e retaine d i n a n electroni c format . (ix ) Arequiremen t t o submi t th e report s require d unde r paragrap h(f)(14 ) o f thi s sectio n b yth e require d deadlines . (x ) An yothe r requirement s tha t th e reviewin g authorit ydeem s necessar yt o implemen t an d enforc e th e PAL . (8 ) PA L effectiv e perio d an d reopenin g o f th e PA L permit . Th e pla n shal l requir e th e informatio n i n paragraph s (f ) (8 ) (i ) an d (ii ) o f thi s section . (i ) PA L effectiv e period . Th e reviewin g authorit y shal l specif ya PA L effectiv e perio d o f 1 0 years . (ii ) Reopenin g o f th e PA L permit . (A ) Durin g th e PA L effectiv e period , th e pla n shal l requir e th e reviewin g authorit yt o reope n th e PA L permi t to :
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