norma nº 891/1982


 	
	 


	    !"#$"%&'() *+,+----./--* 0123145365 71 578696:43;;<;=>? @ABC D EFG*--HGII- JKL MN OPQRSTUUST VWXXY ST QPOU Z[\]^T \Y_`T a`TbVW\cT SY\ dT`e[SY`T\ fcg eY\ T LXbc[eY\ T Sb YWc`b\ ]`Ye[STXh[b\i Y j`TkT[cY lWX[h[]bm ST nW``b[\ MYeY\R K\cb SY SY o[Y p`bXST SY MY`cTR XY W\Y ST bc`[_W[N^T\ QTqb[\R rbNY \b_T` sWT b nbtb`b ST uT`TbSY`T\ b]`v N eYW T TW \bXh[YXY b \TqW[XcT JT[w f`ci QN x y\ bcWb[\ MmeT[\ ST uTXh[tTXcY\ R dbmb`[Y\ T j`YeTXcY\ SY vWbS`Y ST jT\\YbQ Sb j`TkT[cW`b lWX[h[]bm z ST nW``b[\ MYeY\R hYX\cbXcT SY\ fXT{Y\ LR LLR LLL T LuR \T`bY `Tb VW\cbSY\ Tt |a} ~sWb`TXcb ]Y` hTXcYmR [XhmW\[eT b\ rWXN^T\ p`bc[k[ hbSb\R ST hYXkY`t[SbST hYt b\ b_TQb\ bXT{b\R [XcTq`bXcT\ ST\cb JT[i € pX[hY x r[hbt T{hmW[SY\ SY `TbVW\cT \bmb `[bm b sWT \T `TkT`T af`ci QP ST\cb JT[i Y\ dT`e[SY`T\ nYXc`bcbSY\ b M[eTQ ST dbmb`[Y l[X[tYR YhW]bXcT\ Sb rWXNbY ST dT`eTXcT ST fSt[ X[\c`bNbY x nmb\\T LR M[eTQ 5‚ hYXc[SY\zXY bXT{Y Lu Sb ]`T\TXcT JT[R _Tt hYtYR ajT\\Ybm LXbc[eYR sWT c[eT`bt Y\ \TW\ \bmb`[Y\ `Tb VW\cbSY\ ]Y` kY`Nb SY ZTh`TcY lWX[h[]bm XP ƒP„R ST QO ST VWX…Y ST QPOUR hYt e[qTXh[b b ]b`c[` ST QP ST tb[Y SY bXb Tt hW`\Yi f`ci UP x y\ j`YkT\\Y`T\ nYXc`bcbSY\ \[t_Y mY\ jR M T Mn SY lbq[\cT`[Y lWX[h[]bmR cT`bY \TW\ \bmb`[Y\ bcWbm[†N SY\ Tt „a} nh[XsWTXcb ]Y` hTXcY‡R b ]b`c[` ST Q ST VWX…Y T tb[\ „a} ~h[XsWTXcb ]Y` hTXcYmR b ]b`c[` ST QP ST bqY\cYR [Xh[S[XSY \Y _`T aXYeY ebmY` SY tT\ ST VWX…Y kQWTXcTR ST bhY`SY hYt asWT T\cb T\cb_TQTh[SY XY bXT{Y Lu sWT kb† ]b`cT [XcTq`bXcT ST\cb JT[i q[\cT`[Y h[tTXcY\ f`ci ˆ‰ Š y\ j`YkT\\Y`T\ nYXc`bcbSY\ SY lWX[h[]bmR d[t_YmY\ MpxUR MpxLR MdxL TMdR cT`bY \TW\ TQTebSY\ Tt „a} ~h[XsWTXcb ]Y` hTXcY‡R b ]b`c[` ST QP
‹*


 	
  


 	
   ! "#$%&'( )*+*,-./01,) 2345678598 :38:;9<92758=>?@ ABCD EFGHIHJKLKMHJ NOPQ RS T UVOV W XYZ[O\Z]^P_ `]aPV b]\ c\ XV Wde]c] `_ fg]XYP\h_ iY^\X\[Vjk VYP_O\lV`_ V VmO\O ^_ d_OO]^ P] fg]OX\X\_ dO]`\P_ nY[j]Z]^PVO `] VP] dop qWQWWWQWWWkWW rPO\s PV Z\je_]a `] XOYl]\O_atk V a]O X_m]OP_ X_Z O]XYOa_a [O_h]^\]s P]a `Va c_^P]a \^`\XV`_a ^_ u vS `_NOPQ Rq `V b]\ ^S RQqwWk `] vx `]ZVOs_ `] vSyRQ NOPQ zS T faPV b]\ ]^POV ]Z h\{_O ^V `VPV `] aYV [Ymv\XVs\_kO]PO_V{\^`_ a]Ya ]c]\P_a c\^V^X]\O_a V [VOP\O `] vS `] |Y^e_ `_ X_OO]^P] V^_Q}~~€€€‚‚‚‚L‚‚€ ƒcib„… †‡ˆfˆ „f …b‰Šf‰oN UO]

 	
 

 	
  !" #$%&'( )*+*,),-./, 012345678498 :2 8:;9<9=648>?@A BCDEFG HIJJ(K,LIK MNOPQR ST UOQVTWXYQTZ MQZ[RRNQ \$']D^_^^E`$ D *`a+D RbcdbeWdfg ZhifcfjWk Nllbllgd mhdnofcg pqrstnuvv wx yyz{ M|b}b oW Yblgh~dWdfW M|b}b oW MgieWogdfW prvptuvv Sfdbegd og Mgnb€fg MgbdcfWk RbcdbeWdfg og Udb}bfeg ‚vtpuvv ‚rtpuvv
NSPƒkvn NSPƒkv NSPƒ[v‚ NSPƒ[vs NSPƒ[v„ NSPƒ[vp NSPƒnv… Nllflebieb NofifledWef†g Q}fcfWk ob NofifledW€Wg [[[[[[
Nh‡fnfWd ob [[[ Nh‡fnfWd ob [[[
s„rt…puvv ‚tvspquvv ‚rtpuvv pr„suvv ‚r‚‚nuvv nprtnvuvv n„rq…„uvv


 	
	  


	
 	    !" #$%&' ( )*+*,,-./,) 0123145365 715789:8;6<43=>==?8@ ABCD EFGF,,HF IJKLMLNOPIQIR SRMOITLU V WLMIXOSYZPI JYMRL[LLMI\L] JR SIP^R IS_`VabX IS_`Vaba ISZcdVabe IS_`Vabf ISWVabg Ihabi Ijjcjklmkl nl S]mkopcZcnonl l Wcmom\oj S]mkon]q IrscZcoq Olj]rqlcq] IrsXZcoq IrscZcoq nl S]mkopcZcnonl l Wcmom\oj IrscZcoq nl S]mkopcXcnonl l Wcmom\oj ftuaavwbb fauxaewbb eautiawbb aiugfawbb abbXabwbb ^Py`R V LLL V IJhLMLNOuPItIR WLNSIU jmqm]UR JYMRKLMI\ZR JR SIP^R zYMSZZ[ZYMOR IWNVebX Lmj{lk]q nl Plmnoj |}$mc~c{oZ fgutxiwbb IWNVeba Wcj~oZ nl Plmnoj LLL etufivwbb yNVebe Wcj~oZ nl Plmnoj LL eiuaXiwbb IWNVebf LLL IWNVebg L eautiawbb IWNVebi Wcj~oZ _Kruumc~c{oZ LL Iuuuu€bx Wcj~oZ _Kmmc~c{oZ L atuxgawbb IWNVebv IruuhcZcouqWcj~oZ LLL abuXabwbb IWNVebt IrscZcoq L XiutXbwbb I M Y  b LLL SIP^RN JY `PRzLKYMOR YWYOLzRN QyY NY YOLM^yLPIR ‚ƒ KYJLJI !„…†D zI^IPYKu JYMRKLMItIR Rqclmkon]q n] Ymjcm] TcpZc]kl~oqc] S][lcq] ‡lXon]q eibaXiwbb aeueeXwbb abbXabwbb Xg vxgwbb

 	
  


 	
   ! "#$%&' ()*+*(,-) ./01234154 6/467585.3149:9 ;<=>?@?A?BC DE FGHIGJKIDK LMNDHDOKP QG GQRSKT G U VWX OYZ[\]]ZY ^ V_ `Da\]]ZY OYZ[\]]ZY b
c
d* eLfLe egfee hifjS DEPKklDFJGIDT HTPGlDT md=%=dXX  *XW+ OYZ[\]]ZY nopqa[\]]ZY Nlpj NlpL NFpD jiLfre jeSfeS jstfeS jgtfse oRNuTGF vwxy z+), LrkgtifSS hSrgjfSS
 
      		

   
  
  
   
        !"#  $%&'()*!+ )"

 ,- . /  )
 01203%0 40 456367%1896:  ;<=>?+++ ;@+?>A++ ;@=>@?++ ;B=BCB++ ;D=??D++ ;D+CD  01203%0 40 456367%1896:  E0184:1 40
F  ;D=??D++ ;A=@BC++ ;C=D>+++ ;>=>?@++ ?;=;BA++ ??=<CG 8HI;387 J03%0 40 456367%18J6:  E0184:1 40 C=HI6387   J03%0 40 456367%18J8:  ?;=;BA++ ??=CB+++ ?@=B@+++ ?D+?<@++ ?A=><+++ ?>=D? $1:K077:1 J03%0 40 456367%1L96: M N0O36O: PQ20R 046:  ?A=D??++ <+=>@+++ <<=>B+++ <D=>D+=++ <>=>DB++ @<=++
S N0:3;O: P!20;IE016:1 T ?B=+A<++ <>=+??++ @?=>@@++ @D=ACA++ B+=ACB++ B@=A+