08/10/201 0 12:5 1 816329410 6 SA D PAG E 02/0 5

& 

# %m \ U.S . Departmen t o f Transportatio n Federa l Aviatio n Administratio n Smal l Airplan e Directorat e 90 1 Locus t Stree t Kansa s City . Missouri 6410 6

CORRECTE D COP Y I n ou r lette r date dJul y 22 , 2010 , th e FAA omitte dth e exemptio n numbe r reflectin g th e amendmen t

designation . Thi s documen t correct s th e erro r

an dmodifie s th e exemptio n numbe r t o 9906A . 

### AU G 

### 1 0 201 0 Exemptio n No . 9906 A Regulatory Docke t

No . FAA-2009-044 4 Mr . Ki mHacket t OD A Administrator , ODA-100129-C E Cessn aAircraf

t Compan y On e Cessn aBoulevard , P.O . Bo x 770 4 Wichita , Kansa s 67277-770 4 Dea r Mr . Hackett : Thi s i s i n respons e t o you r Apri l 1,2010 , lette r

(Ref. ; L390-10-1190 ) petitionin g th e Federa l Aviatio n Administratio n (FAA ) o n behal f o f Cessn aAircraf

t Compan y fo

r a n extensio n o f Exemptio n No . 9906 . That exemptio n from § 23.979(b)(2 ) o f Titl e 14 , Cod e o f

Federa l Regulation s (1 4 CFR ) permit s Cessn at o receiv e typ e certificatio n approva l o f th e Mode l 525 C serie s airplane s withanon-complian t typ e desig n fo

r th e pressur e refiielin g pane l fo r alimite d time . I n your petition , yo u explai n th e developmen t wor k an dsubsequen t

productio n introductio n canno t b e feasibl y accomplishe dwithi n th e timefram e specifie di n th e exemption . Tliereforc , Cessn arequest s atim e limi t extensio n t o February 1 , 2011 , for incorporatio n int o productio n lin e requirement s o f

apressur e refuelin g pane l fully complian t withth e requirement s o f § 23.979(b)(2) , an dunti l February 1,2012 , fo r retrofi t o f al l fielde dMode l 525 C serie s airplanes . Yo u als o stat e tha t

tli e Mode l 525 C operator s hav e th e optio n o f ovenvin g refuelin g an dtha t yo u desir e t o allo w operatio n o f airplane s tha t

are not modifie di n accordanc e withExemptio n No . 990 6 beyon dth e dat e for retrofi t viaaddin g th e followin g statemen t t o th e Airplane Fligh t Manua l (AFM) : "N o perso n may operat e th e pressur e refuelin g syste mo f thi s airplan e afte

r February 1 , 2012 , unles s th e pressur e refuelin g pane ! ha s bee n modifie di n accordanc e wit hth e term s o f

Exemptio n No . 9906. "08/10/201 0 12:5 1 816329410 6 SAD PAG E 03/0 5

Furthermore , yo u als o reques t o n Cessna' s behalf

, a n opportunity t o discus s procedura l option s for pursuin g apermanen t

gran t o f exemptio n t o § 23.979(b)(2) . I n you r letter , yo u reques t

upo n Cessna' s behal f

tha t th e FA A waiv e th e publi c commen t perio d fo r thi s exemptio n extensio n reques t for th e followin g reasons : "a ) Thi s extensio n doe s no t se t any regulatoi y preceden t basedo n th e previou s gran t o f exemption . b ) Th e FAA' s previou s determinatio n o f publi c interes t

an deffec t

o n safet y ar e n o differen t for thi s extensio n reques t

tha n for th e original request , Cessn awil l continu e t o abid e b y th e othe r limitation s o f

th e origina l exemption . c ) An y delay i n aircraf

t delivery t o mee t

th e term s o f

th e origina l exemptio n wil l impos e a n advers e effec t

o n Cessn acustomers an dCessna' s ability to conduc t busines s operations , Cessn abelieve s tha t thi s i s contrary t o th e publi c interest . d ) Thi s petitio n fo r

extensio n wa s submitte di n a s timel y amanne r a s possible . A s state dabove , Cessn aha s bee n evaluatin g desig n option s fo r thi s ne w syste ma s rapidl y a s possibl e an dha s onl y recentl y determine dthat i t i s no t feasibl e t o accomplis hall o f

th e task s require dfor

thi s effor t withi n th e allotte dtimeframe. " Th e FAA' s analysi s i s a s follows : Th e FA A partiall y agree s wit hth e petitioner' s argument .

• Cessn arequest s atim e limi t extensio n t o February 1 , 2011 , fo r incorporatio n int o productio n lin e requirement s o f apressur e refuelin g pane l fully complian t withth e requirement s o f

§ 23.979(b)(2) , an dunti l February 1 , 2012 , for retrofi t o f al l fielde d model 525 C serie s airplanes . Th e FA A agree s wit hCessna' s exemptio n extensio n reques t for incorporationo f

afully § 23,979(b)(2 ) complian t pressur e refuelin g pane l int o th e productio n lin e n o late r tha n February 1 , 2011 . Th e FA A als o agree s withCessna' s reques t t o retrofi t

al l fielded model 525 C airplane s n o late r tha n February 1 , 2012 . • Cessn astate s tha t

th e FAA' s previou s determinatio n o f publi c interes t

an deffec t

o n safety i s n o differen t

for thi s extensio n reques t

tha n for th e origina l exemptio n request . Th e FA A agree s withCessn aan ddetermine s th e justificatio n for th e issuanc e o f Exemptio n No . 990 6 remain s vali dwithrespec t t o thi s exemption , • Cessn abelieve s that

an y delay i n aircraf

t delivery t o mee t

th e origina l exemptio n term s vvil l impos e a

n advers e effec t

o n it s customer s an dbusines s operation s ar e contrary t o th e publi c interest . Th e FA A disagree s an ddetermine s it i s not i n th e publi c interes t

t o allo w aircraf t t o operat e beyon dth e limit s o f th e exemptio n withoperativ e pressur e refuelin g system s wit hnoncompHan t pressur e refuelin g panels . Th e FA A als o disagree s wit h Cessna' s proposa l t o ad dastatemen t t o th e AFM prohibitin g th e us e o f th e pressur e refuelin g syste munti l th e pressur e refuelin g pane l i s modified . In orde r t o allo w operatio n o f

aircraf t wit hnoncomplian t

pressur e refijelin g panel s beyon dth e limit s o f th e exemption , th e pressur e refuelin g syste mwoul dhav e t o b e configure di n amanne r in whic hi t wa s physicall y impossibl e t o us e th e pressur e refuelin g syste munti l suc htim e a s th e aircraf t ar e modifie di n accordanc e witl i Exemptio n No . 9906 . I n addition , th e AF M08/10/201 0 12:5 1 816329410 6 SAD PAG E 04/0 5

woul dhav e t o includ e th e appropriat e statement s an dcommensurat e placard s at th e refuelin g station , describin g th e inoperativ e pressur e refuelin g system . • Cessn astate s thi s extension , reques t doe s not se t any regulatory preceden t base don th e previou s gran t

o f exemption . Th e FA A agree s an ddetermine s goo dcaius e exist s fo r no t publishin g asummary o f

th e petitio n i n th e Federal Register . Th e requeste dexemptio n extensio n wil l not

se t aprecedent , an dan y delay i n actin g o n thi s petitio n woul db e detrimenta l t o Cessna . Additionally , th e FA A i s willin g t o liste n t o an y proposal s Cessn aAircraf t Compan y ha s regardin g procedura l option s fo r pursuin g apermanen t

gran t o f exemptio n t o § 23.979(b)(2) . Th e FAA' s Decision : In consideratio n o f

th e foregoing , I find apartia l gran t of exemptio n i s i n th e publi c interest . Therefore , pursuan t

t o th e authority containe di n 4 9 U.S.C . § § 4011 3 an d44701 , delegate dt o me b y th e Administrator , Exemptio n No . 990 6 i s hereb y amende db y extendin g it s Augus t 1,2010 , terminatio n dat e t o February 1 , 2011 , unles s soone r supersede do r

rescinded . Thi s lette r

shal l b e attache dto , an di s apart

of , Exemptio n No . 9906 . Fo r th e mode l 525 C airplanes , th e exemptio n a s extende di s subjec t

t o th e followin g condition s an dlimitations ; 1 . Cessn aAircraf

t Compan y mus t

certif y an dincorporat e int o th e productio n lin e requirement s apressur e refuelin g panel , fully complian t wit hth e requirement s o f § 23.979(b)(2) , int o th e Mode l 525 C airplane s n o later tha n February 1,2011 . 2 . Cessn aAircraf

t Compan y mus t

retrofi t th e Mode l 5 2 5 C airplane s delivere dunde r th e term s o f th e exemptio n wit

hth e ne w pressur e refiielin g pane l describe di n Conditio n I abov e n o later

than February 1,2012 . 3 . Unti l th e incorporatio n o f th e abov e Condition s 1 an d2 o f thi s exemptio n are completed , Cessn aAircraf t Compan y roust

display aplacar dat

eac hrefuelin g statio n an dad dt o th e airplan e flight manua l (AFM ) "Limitations " sectio n for th e Mode l 525 C airplane s th e limitatio n prohibitin g any kin do f vehicl e o r

equipmen t

inside define d area s o f fiiel ven t discharg e durin g airplan e refuelin g operations . 4 . Fo r airplane s subjec t

t o Conditio n 2 o f

thi s exemption , th e operatin g limitation s sectio n o f th e airplan e flight

manua l (AFM ) mus t

includ e th e follovvdn

g statement : "N o perso n may operat e thi s airplan e afte r February 1 , 2012 , unles s th e pressur e refiielin g pane l ha s bee n modifie di n accordanc e wit htli e requirement s o f

1 4 CF R§ 23.979(b)(2).^ ' Thi s statemen t

may b e remove dfro

mth e AFM afte

r th e require dmodificatio n ha s bee n made .08/10/201 0 12:5 1 816329410 6 SAD PAG E 05/0 5



### Thi s exemption temriinate s on Februar y I , 2011 , unles s soone

r supersededo

r rescinded . Sincerely , Joh n R . Colom

y Acting Manager, Smal

l Airplane Directorat

e Aircraf t Certification Servic e