RUG-25-201 1 17:0 7 FA R RENTO N P.02/0 9



### Exemptio n No . lOiSi'-ORTATK)- i UNITE D STATE S O FAMERIC A ; ; G b DEPARTMEN T O FTRANSPORTATIO N FEDERA L AVIATIO N ADMINISTRATIO N RENTON , WASHINGTO N 98057-335 6 ^ c . 

### ::n 3

In th e matte

r o f th e petitio n o f Embrae r S.A . fo r a n exemptio n fi:om§ 25.813(e ) o f Titl e 14 , Code o f

Federa l Regulation s Regulatory Docke t No . FAA-2011-032 7

GRANT O FEXEMPTIO N B y letter s date dMarch 18,2011 , an dMa y 12,2011 , Mr . S^gi o August o Vian ade Carvalho , Airworthines s Manager , Embraer , Av . Biigadeiro Fari aLuna , 217 0 • P C 17 9 12227-901 , Sa o Jos e do s Campos , Brazil , petitione dth e Federa l Aviatio n Administratio n (FAA ) for a n exemptio n fromth e requirement s o f § 25.813(e ) o f

Titl e 1 4 Cod

e o f Federa l Regulation s (1 4 CFR) . Thi s exemption , i f granted , woul dpermi t

th e installatio n o f

door s i n th e passenge

r compartmen

t o n Embrae

r EMB-55 0 airplanes . Th

e exemption i s specifically fo r th e installatio n of executiv e interior s on Embrae r EMB-55 0 airplanes , which woul db e designate da s private use , no t fo r hire , no t fo r common carriage . Th e petitione r

request s relie f

fro mth e followin g regulations : Sectio n 2S.813(e) , Amendmen t 25-11 6 - N o doo r

ma y b e between an

y passenge

r sea t that i s occupiabl e fo

r takeof f an dlandin g andan

y passenge r emergency exit , suc h tha

t th e door crosse s an

y egres s pat

h (includin g aisles , aossaisle s andpassageways) . Th e petitione r

support s it s reques t

wit h th e followin g information : Thi s sectio n quote s th e relevant information fix>mth e petitioner' s request . The complet e petitio n i s availabl e a

t th e Departmon

t o f Transportation' s Federa

l Docke t Managemen

t System , on th e Internet at http://regulations.gov . mDocke t No . FA A 2011-0327 . 1 4 CF R11.8 1 (b ) Specifi c Sectio n fromWhic h Exemptio n i s Required . 1 4 CF R25.81 3 Emergency exi t

access .mG-25-20 U 17:0 7 FfiP l RENTO N P . 03/0 9 (e ) N o doo r

ma y b e installe dbetwee n an y passenge r sea t tha t i s occiq>iabl e fo r

takeof f an dlandin g an dan y passenge r emergenc y exit , suc h tha t th e doo r crosse s an y egres s pat h (includin g aisles , crossaisle s an dpassageways) . 1 4 CF R11.81(c ) Exten t

o f Relie f an dReaso n fo r

Seekin g Relie f Petitio n an dGenera l Informatio n Th e EMB^55 0 airplan e wil l compl y wit h th e 1 4 CF R2 5 requirement s i n Amendmen t 127 , for transpor t category airplanes . Th e regulation s fo r transpor t categor y airplane s d o no t mak e an y distinctio n betwee n commercia l aircraft , use dfo r th e publi c payin g an d aircraf t especiall y use dfo r

othe r operations , a s th e "charter " o r private . Therefore , th e onl y mea n availabl e fo r acceptin g thi s installatio n fo r privat e us e airplane s woul db e throug h a n exemptio n fromth e prohibitio n o f interio r door s betwee n passenge r compartment s 1 4 CF R25.813(e ) a s above mentioned . Embrae r intend s to , i f

thi s exemptio n i s granted , provid e certai n privac y option s tha t hav e becam e standar dfo r busines s jets . Embrae r believe s tha t

aircraf t speciall y designe dfo r

th e privat e us e shal l b e eligibl e fo r th e acceptanc e o f

exemption s o f

cabi n characteristic s tha t d o no t compl y wit h certai n part s o f 1 4 CF R25 . I n thi s case , asimilar leve l o f safet y ca n b e demonstrated . Embrae r als o state s tha t

th e followin g characteristic s ar e uniqu e t o privat e us e airplane s an dprovid e compensatin g frictors dia t ar e no t nonpall y provide di n commercia l us e airplanes :

• Th e numbe r o f passenger s i n privat e us e airplane s i s smalle r tha n tha t traditiona l commercia l airplanes ; • Th e passenger s i n privat e us e airplane s ar e typicall y frequent flier s an d familiar wit h th e safet

y feature s o f

th e specifi c airplan e ^e y ar e aboard ; • Th e interio r

arrangemen t

i s static , allowin g fligh t

an dcabi n crew s t o becom e acquainte dwit h th e configuratio n o f th e airplane , an demergenc y equipmen t

provided , an dth e locatio n o f th e emergenc y exits . The y als o hav e regular

contac t wit h th e "repeated " passengers , vfiach . promote s a positiv e influenc e o n communicatin g safety issues ; • DifEerently froma n airline , th e operato r ha s contro l an dma y restric t th e publi c and/o r

selec t th e passenger s o f

aircraft . 1 4 CF R11.81(d ) Reaso n Wh y Orantin g Relie f Woul db e I n Publi c Interes t Publi c Interes t Th e desig n feature s liste dbelo w provid e adequat e passenge r abilit y t o egres s i n a n emergency , th e grantin g o f thi s petitio n wil l adlo w Embrae r t o provid e di e typ e interio rRUG-25-201 1 17:0 7 Fflf i RENTO N P.04/0 9 layout s expecte di n thi s clas s o f airplan e whil e simultaneousl y providin g a n adequat e leve l o f passenge r

protectio aAllowin g th e installatio n o f passenge r

compartmen t

door s whil e maintainin g a n adeqxiat e leve l o f passenge r

protectio n i s i n th e publi c interest . Embrae r designs , develops , manufactures , market s an dservice s th e world' s mos t technologicall y advance dbusines s je t aircraf t t o a n internationa l market . Th e corporatio n utilize s numerou s products , suc h a s avionic s an denvironmenta l contro l systems , fit>m score s o f supplier s locate dthroughou t th e Unite dStates . Embrae r compete s fo r

ne w busines s all ove r

th e world . Althoug h th e curren t worl deconom y ha s slowe di n compariso n t o previou s years , & e corporat e aircraf t marke t i s expecte dt o grow . Thes e interio r

door s wil l wor

k a s a n acousti c barrie r

an dwil l provid e aprivat e are a allowin g passenger s t o perform , fo r example , busines s meeting s o r slee p mor e comfortably . Denia l o f thi s petitio n woul dnegativel y impac t th e abilit y o f

th e EMB-55 0 t o compet e wit h othe r

airplane s i n th e executiv e market , tha t hav e passenge r

compartmen t

doors . Thei r authorit y grante dthe masimilar exemptio n o r

the y ar e unde r

a n earlie r

certificatio n basis , leadin g t o alos s o f revenu e fo r

Embrae r an dit s Brazilia n siq>plier s havin g a n advers e impac t

o n th e Brazilia n economy , whic h woul db e agains t th e publi c interest . 1 4 CF R11.81(e ) Reason s Wh y Exemptio n Woul dNo t Adversel y Afiec t

Safety Justification : Embrae r believe s tha t

man y customers wh o purchas e an doperat e Embrae r airplane s conside r privac y t o b e a n essentia l feature . Therefore , i t i s importan t

tha t portion s o f

th e cabi n ma y b e configure da s privat e area s t o accommodat e privat e meetings . Th e onl y plausibl e metho do f

providin g suc h privac y i s throug h th e us e o f door s tha t

separat e passenge r compartments . Whe n aprivat e are ai s create dwithi n th e passenge r cabin , th e door s sqparatin g th e privat e are afromth e res t o f th e cabi n wil l b e locate dbetwee n passenge r compartments . Th e cabi n o f

th e EMB-55 0 i s approxunatel y 8. 4 fee t wide . I t i s necessar y t o divid e th e cabi n ful l widt h laterall y t o produc e aprivat e are abecaus e asid e corrido r woul dno t

b e practical . Th e propose ddoor s wil l b e installe dacros s alongitudina l aisl e an dtranslat e laterall y t o ope n an dclose . Th e door s wil l no t obstruc t th e opening s whe n the y ar e ope n complyin g wit h th e aisl e widt h requirement s o f 1 4 CF R25.81 5 for

th e maximiu n possibl e passenge r configuration . Embrae r state s tha t

th e door s wil l hav e th e followin g additiona l safet y features :RUG-25-201 1 17:0 7 Fflf i RENTO N P.05/0 9



### 1 . Each int^o r

doo r wil l b e frangible, s o tha

t i n th e event

tha t i t i s jamme di n th e deployedposition , i t

wil l aUo w a5t h percentil e female t o brea

k th e door s open i n cas e o f

a n emergency , creatin g alarg e enough openin g tha t a95t h percentil e mal e ca

n pas s through- ' 2 . Eac h interior

doo r wil l als o b e equippedwi ^ dua l lockin g mechanis mt o hol d th e door i n th e ope n positio n in such th e probabilit y o f door unlockin g du e to distortio n o f

th e fuselage i n a

n emergency landin g wil l b e minimized . Eac h lockin g wil l b e able t o widistan dth e load s impose dupo n i t whe n th e door

i s subjectedt o th e ultunate inerti aforce s specifiedin 1 4 CF R25.561 . 3 . Whe n th e door s ar

e deployed(i.e. , spanning acros s th e aisle) , there wil l no t b e alatchin g mechanis mtha

t keep s th e door s i n tha

t position , obstructin g th e aisle . Thi s wil l allo w occupant s t o acces s th e opposit e side o f th e doo r withou t th e us e o f an y tools . 4 . A n advisoiy CAS messag e "Doo r Pocket No t Open " wil l b e provide dfo

r crew when an interior

doo r i s no t open andlocke dfo

r takeof f an dlanding . Th e door s wil l b e placardedt o b e locke dope n durin g taxi , takeof

f an dlanding . 5 . Emergency exit

locator , marking sign s andemergency lightin g i n accordanc e wit h 1 4 CF R25.81 1 and25.81 2 wi

U b e provided . 6 . The Airplane Fligh

t Manua l (AFM) wil l provide procedure s an dlimitation s t o ensur e tiiat th e door s ar

e i n th e prope

r positio n fo

r taxi , takeof

f an dlanding . Embrae r believe s tha

t th e basi c issue s o f

apassenge

r finding andreachin g an exi t i n an emergency ar

e addresse dby th e abov e additiona l safet y feature s andby th e existin g safet y parameter s inherent

i n th e operatio n o f

privat e us e airplanes . Embrae

r als o believe s tha

t even i f some extrem

e conditio n shoul dresuh i n adoo r bein g close do r

partially close d afte r a n accident , there are simpl e mean s t o ge t through th e door

t o reac h th e exit(s) . For thi s reason , th e exemption , a s requested , woul dprovide aleve l o f safet y fo r passenger s m th e EMB-55 0 tha

t woul db e accqytable t o that require dfo

r passenger s o f

airplane s i n commercia

l operatio a Conclusion s EMBRAE Rbelieve s tha

t th e EMB-55 0 interior

arrangemen

t design , whic h i s specifi c fo r private us e a s wel l a s it s operatio n private andth e characteristic s proposal s fo r di e occupan t protectio n mus t

justif y th e grantin g o f

exemption . Federa l Registe r

publicatio n A summar y o f th e petitio n wa s publishe di n th e Federa l Registe r o n Jun e 8,201 1 (7 6 F

R33400) . N o comment s were received . Th e FAA' s analysi s Th e FA A consider s th e petitioner' s proposa l t o b e i n th e publi c interes t for th e same reason s a s thos e previously state db y th e petitioner .fiUG-25-2011 17:0 8 Ffif l RENTO N P.06/0 9

A s mor e transpor t

category airplane s hav e bee n configure d(o r reconfigured ) for

privat e use , th e FA A ha s give n considerabl e attentio n t o th e issu e o f expropriat e regulatio n o f suc h airplanes . Som e o f th e curren t

regulation s governin g desig n certificatio n o f transpor t category airplane s ar e no t compatibl e wit h privat e us e o f suc h airplanes . Becaus e o f this , w e hav e receive danumbe r o f petition s fo r

exemptio n fromcertai n regulations . W e hav e grante dsuc h exemption s whe n w e findtha t t o d o s o i s mth e publi c interes t an ddoe s no t

adversel y affec t

th e leve l o f

safety provide db y th e regulations . W e published . Specia l Requirement s fo r Privat e Us e Transpor t Categor y Airplanes , SFA RNo . 10 9 (7 4 F R21533 , May 8,2009) , which , significanti y reduce d th e nee dfo r

case-by-cas e revie w o f

individua l petition s fo r

exemptio n fo r

private-us e airplanes . Thi s auplan e ca n no t

us e SFA RNo . 10 9 becaus e thi s i s ane w typ e certificat e projec t an dth e SFA Ri s sqjplicabl e t o amende dtyp e certificat e an dsupplementa l typ e certificat e program s only . Th e placemen t

o f interio r door s i s cleari y quit e significan t t o th e owner/operato r

o f th e airplane . Th e flexibility t o partitio n th e airplan e int o mdividua l rooms , suc h a s privat e meetin g room s o r bedrooms , i s paramoun t

t o a n acceptabl e interior . Th e availabilit y o f privat e meetin g room s an d bedroom s i s essential . Th e FA A acknowledge s th e desirabilit y o f thes e feature s fromth e operator' s poin t

o f view . Whe n tiie regulation s pertainin g t o interio r door s wer e adopted , the y di dno t necessaril y conside r '"rooms. " The y considere dtw o possibl e type s o f interio r door s i n apassenge r

compartment . Th e first typ e i s a n interio r

doo r betwee n passenge r

compartments . Th e secondtyp e i s a n interio r doo r betwee n th e exi t

an dth e passenge r

conq;>artment . Unti l recently , onl y th e first typ e o f doo r wa s prohibite db y § 25.813(e) . However , par t 25 , a s amende db y Amendmen t 25-116 , prohibit s interio r door s betwee n th e exi t

an dth e passenge r compartment . I n addition . Amendmen t 121-30 6 prohibit s thes e door s i n airplane s manufacture d after Novembe r

27,2006 , operate dunde r 1 4 CF Rpar t

121 . Amendment s 25-11 6 an d121-306 , titied"Miscellaneou s Cabi n Safet y Changes, " wer e pubhshe di n th e Federa l Registe r o n Octobe r 27,2004 . Airplane s configure dfor

private-use , not'for-hire , not-for<ommo n carriag e typicall y us e an y o f five differen t

categorie s o f

doo r mth e passenge r

cabins : Categor y 1 . A doo r

i n aroo man dth e roo mi s les s tha n th e ful l widt h o f th e auplane . A n aisl e i s outsid e th e room . Thi s typ e o f roo mmay b e occupie ddurin g takeof f an dlanding , an donl y th e occiq>ant s o f th e roo mmus t

us e th e doo r

t o reac h a n exi t Categor y 2 . A doo r

maroo man dtha t

i s th e sam e a s Category 1 , excep t asmgl e emergenc y exi t

o r pai r o f emergenc y exit s i s withi n th e room . Categor y 3 . A doo r

o r door s i n acompartmen t

an dth e compartmen t

i s th e ful l widt h o f th e airplane . Passenger s ar e seate do n bot h side s (for e an daft) o f th e door(s) , an dth e mai n aisl e lead s ou t

of , o r passe s through , th e compartmen t Th e compartmen t

doe s no tflUG-25-2011 17:0 8 Ffif t RENTO N P.07/0 9

hav e emergenc y exits . Thi s typ e o f compartmen t

ma y b e occupie ddurin g takeof f an d landing . Categor y 4 . A doo r

i n aroo man dth e roo mi s th e fid l widt h o f th e airplane . Passenger s ar e seate do n bot h side s (fore an daft ) o f th e door , an dapai r

o f emergenc y exit s i s a t

on e en do f th e room . Thi s type o f

roo mrnay b e occupie ddurin g takeof f an dlanding . Categor y 5 . A doo r

i n aroo mtha t

ma y b e th e fiil l widt h o f

th e airplane . Thi s type o f roo mi s no t

occupie ddurin g takeof

f an dlanding . Thi s roo mi s onl y occupie ddurin g fii^t Passenger s ar e no t

seate do n bot h side s o f

th e doo r durin g taxi , takeof

f an d landing . Passenger s seate di n taxi , takeoff ^ an dlandin g seat s mus t

no t nee dt o pas s throug h thi s doo r

t o ge t t o an y emergenc y exits . Becaus e no t

al l interio r

door s betwee n passenge r compartment s ar e equivalent , th e FA A ha s determine dtha t

th e following requirement s wil l produc e a n adequat e leve l o f safety : 1 . T o maximiz e th e leve l o f safety , door s i n Category 2,3 , o r 4 installe dacros s th e mai n cabi n aisl e mus t

ope n an dclos e i n atransvers e direction . Tha t is , th e directio n o f

motio n o f th e doo r mus t b e a t aright angl e t o th e longitudina l axi s o f th e airplane . A "pocke t door " i s on e exampl e o f

suc h adesigi t

Thi s wil l ten dt o minimiy c th e chanc e tha t th e inerti aforce s o f

a n acciden t

coul dforc e th e doo r

closed . 2 . Redundan t

mean s ar e necessary t o latc h door s ope n for takeof f an dlanding . Eac h latchin g mean s mus t

hav e th e capabilit y o f

retainin g th e doo r

i n th e takeof

f an dlandin g positio n imde r th e inerti aforce s o f

§ 25.561 . 3 . Eac h interio r

doo r mus t b e fimigible, i n th e even t tha t i t b jamme di n th e close dpositio n i n flight o r durin g taxi , takeoff

, o r landing . Frangibiht y i s intende dt o ensur e tha t i f adoo r i s jamme dclosed , occupant s ca n escap e i n eithe r directio n an demergenc y equipmen t ca n b e moved . Frangibilit y may b e demonstrate di n eithe r o f th e followin g ways :

• A 5 ^ percentil e femal e ca n brea k tiirou^ Ho

c door , creatin g alarg e enoug h openin g tha t

a95'' ' percentil e (o r

larger ) mal e ca n pas s through

- (Se e Advisot y Circular 25-17A , Transpor t

Airplan e Cabi n Interior s Crashworthines s Handbook , paragrap h 43b(2)) .

• A 5*' ' percentil e female ca n brea k ahing e o n th e doo r

o r ahing e o n asmalle r

doo r withi n th e doo r

sud i tha t th e doo r ca n swing , s o a s t o allo w a95 ^ percentil e (o r larger ) mal e t o pas s tiirough th e openin g wit h tiie doo r swun g open . Thi s evaluatio n mus t

b e mad e wit h an y cabi n furnishin g o r equipmen t

installe dtha t coul dlimi t

th e swin g ar c o f

th e doo r an dplace di n th e mos t

advers e position . I n usin g thi s approach , on e mus t conside r th e possibilit y tha t

th e doo r i s physicall y jamme di n th e close dpositio n b y distortio n o f th e fiiselag e o r

furnishings . Thi sPlUG-25-201 1 17:0 8 FRf l RENTO N P.08/0 9 

### possibilit y mus t b e considere deve

n i f th e door normally translate s into di e ope n andclose dpositions . 4 . Door s tha

t fall into Categor

y 1 mus t b e i n th e open positio n durin g taxi , takeoff , and landin g only when th e roomi s occupied . 5 . Door s that

fell int o Categorie s 2,3 , or 4 mus t b e i n th e ope n positio n durin g taxi , takeoff , an dlanding , regardles s o f

occi^ancy . 6 . Door s that

fal l int o Categor y 5 mus t b e i n th e close dpositio n durin g taxi , takeoff , and landing . Wit h respec t to th e possibilit

y tha t adoo r remain s close dwhen i t

shoul dno t

be , w e hav e determine dthat

ahighe r leve l o f awarenes s i s require dto addres s thi s issue . Du e to th e relativ e complexit y o f th e cabi n interior , w e hav e determinedtha t inspectio n by fligh

t attendant s prio r

t o takeof f andlandin g i s no t

sufficien t to verif y tha t interior door s are i n arequire dopen position . Consequently , som

e typ e o f remot e indicatio n i s considere dnecessary . Th e petitioner' s proposa l to provide remot

e indicatio n to th e flight

crew i s consideredadequate . Th e FAA* 8 decisio n I n consideratio n o f

th e foregoing , I find tha

t agran t o f exemptio n i s i n th e publi c mteres t Therefore , pursuant

to th e authorit

y contamedi n § 4 9 U.S.C . § § 4011 3 and44701 , delegate dto me by th e Administrator , Embrae r i s hereb y grante da

n exemptio n fivm1 4 CF

R25.813(e) , Amendmen

t 25-116 . Th

e petitio n i s grante dto th e exten t necessar y to allo w Embrae

r to instal l a n executiv e interio r

on "private , not-for-hue " Embrae r EMB 55 0 airplanes . Specifically , th e exemptio n allow s relie f

fromdi e requiremen

t to interior door s to b e installe dbetween passenger compartments . Thi s exen^tio n i s subject

to th e following conditions , andlimitatio n number s 1,2,3,4 , 5 , and6 mus t b e documente di n th e Limitation s Section of th e Airplan e Flight

Manual : 1 . Th e airplan e mus t

no t b e operate dfor

hire or offere dfo r common carriage . Thi s provisio n doe s no t preclude th e operator

fromreceiving remuneratio n t o th e extent consistent witi i 1 4 CF Rpart s 12 5 and91 , subpar

t F , a s apphcable . 2 . Eac h door

between passenge

r compartment s mus t

b e fiai^ble frombot

h sides . A placar

d describin g th e frangibility procedur e mus t b e installe di n aconspicuou s locatio n o n bot h side s o f th e door . 3 . Door s tha

t &1 1 into Categor

y 1 mus t b e latehe di n th e ope n positio n during taxi , takeoff , andlandin g when th e roo mi s occupied . A placar drequirin g th e door

t o b e i n th e open positio n mus t

b e installe di n aconspicuou s positio n o n bot h side s o f th e door .fiUG-25-2011 17:0 8 Fftf t RENTO N P.09/0 9

4 . Door s tha t

frill int o Categorie s 2,3 , o r 4 mus t b e latehe di n th e ope n positio n durin g taxi , takeof f an dlanding , regardles s o f occupanc y o f

th e room . A placar drequirin g th e doo r t o b e i n th e ope n positio n mus t b e installe di n aconspicuou s positio n o n bot h side s o f th e door . 5 . Door s tha t

fal l int o Categor y 5 mus t b e i n th e close dpositio n durin g taxi , takeoff , an d landing . A placar drequirin g th e doo r to b e i n th e close dpositio n mus t b e installe di n a conspicuou s positio n o n boti i side s o f th e door . 6 . Appropriat e procedure s mus t b e establishe dto bot h signa l th e fligh t cre w i n th e even t

a doo r betwee n passenge r

compartment s i s no t

i n th e prope r

position , an dprohibi t

taxi , takeof f o r landmg . Door s i n Category 5 d o not nee dt o compl y wit h thi s requiremen t Fo r Category 5 doors , placard s locate do n o r near th e door , an dindicatin g tha t th e doo r mus t b e close dfo r

takeof f an dlanding, i s acceptable . 7 . Door s betwee n passenge r compartment s mus t

hav e dua l mean s to retai n the mi n th e ope n position . Eac h mean s nius t b e c^>abl e o f

withstandin g th e inerti aload s specifie di n § 25.561 . Door s i n Categor y 5 d o no t nee dto compl y wit h thi s requiremen t becaus e the y ar e require dto b e close dfor takeof f an dlanding . Issue di n Rento n Washington , o n ^ ^ A i y 7 J ^ ^ « 4 201 1

AliBahram i Manager , Transport

Airplan e Directorat e AircrxuE t Certificatio n Servic e

TOTfi L P.0 9