,i  #aai? ,,congress  #b;d ,session  ,h4
 ,r4 #ifbb  ,,9 ,,! ,,h\se ,,(          
,,repres5tatives  ,july #i1 #bjbf,mr4   
,bey] introduc$ ! foll[+ bill2 :i* 0    
ref]r$ to ! ,committee on ,sci5ce1      
,space1 & ,te*nology  ,a ,,bill  ,to    
require ,,nasa to conduct a /udy on !   
mod]nization ( a]onautical /&>ds1 & =   
o!r purposes4  #a4 ,%ort title  ,?is    
,act may be cit$ z ! ,mod]niz+          
,a]onautical ,/&>ds ,act4  #b4 ,/udy on 
a]onautical /&>ds  7a7 ,/udy requir$ ,! 
,adm9i/rator ( ! ,national ,a]onautics &
 ,space ,adm9i/ration 7,,nasa71 9       
consultation ) ! ,adm9i/rator ( ! ,f$]al
 ,aviation ,adm9i/ration1 ! ,adm9i/rator
 ( ! ,national ,oceanic & ,atmosph]ic   
,adm9i/ration1 & repres5tatives (       
relevant academic1 indu/ry1 nonpr(it1 or
 /&>ds organizations z ! ,adm9i/rator ( 
,,nasa det]m9es appropriate1 %all       
conduct a /udy on ! mod]nization (      
a]onautical /&>ds4  7b7 ,designation ,! 
/udy conduct$ "u subsection 7a7 %all be 
kn[n z ! ,mod]nization ( ,a]onautical   

,/&>ds & ,aircraft ,p]=mance ,/udy 79   
?is section ref]r$ to z ! /udy74  7c7   
,elem5ts ,! /udy may include ! foll[+3  
7#a7 ,an assessm5t (--  7,a7 curr5t     
atmosph]ic conditions1 &  7,b7          
correspond+ atmosph]ic conditions ov] ! 
imm$iately prec$+ #ej ye>s1  includ+ an 
assessm5t ( significant v>iations betwe5
 ! conditions specifi$ 9 subp>agraphs   
7,a7 & 7,b74  7#b7 ,an assessm5t ( !    
/ate ( curr5t pr$ictions =1 or mapp+ (1 
future tr5ds or v>iations 9 atmosph]ic  
conditions 9 ! #ej ye>s beg9n+ aft] !   
date ( ! enactm5t ( ?is ,act4  7#c7 ,an 
analysis ( ! impacts to op]ation1       
ma9t5ance1 & su/a9m5t co/s ( cov]$      
comm]cial aircraft z a result ( any     
significant v>iations relat$ to         
atmosph]ic conditions assess$ pursuant  
to p>agraph 7#a74  7#d7 ,an e/imation ( 
! numb] ( weight re/riction h\rs = cov]$
 comm]cial aircraft at cov]$ comm]cial  
airports z a consequ5ce ( ! assessm5t ( 
atmosph]ic conditions pursuant to       
p>agraph 7#a74  7#e7 ,an assessm5t (    

requir$ infra/ructure inve/m5t at cov]$ 
comm]cial airports z a result ( !       
assessm5ts ( atmosph]ic conditions      
pursuant to p>agraphs 7#a7 & 7#b74  7#f7
 ,an assessm5t ( recomm5d$ consid]ations
 = design modifications = future        
aircraft to acc\nt = ! assessm5ts (     
atmosph]ic conditions pursuant to       
p>agraphs 7#a7 & 7#b74  7#g7 ,an        
analysis ( impacts to op]ation1         
ma9t5ance1 & su/a9m5t co/s & aircraft   
p]=mance ( aircraft z a result ( !      
atmosph]ic conditions assess$ pursuant  
to p>agraph 7#a74  7#h7 ,design         
requirem5ts = aircraft own$ by ! ,f$]al 
,gov]nm5t1 or o!r equipm5t1 :i* %\ld be 
updat$ to acc\nt = atmosph]ic           
conditions4  7#i7 ,assessm5ts ( ,unit$  
,/ates a]onautical & atmosph]ic /&>ds1 z
 a result ( ! assessm5ts ( atmosph]ic   
conditions pursuant to p>agraphs 7#a7 & 
7#b74  7#aj7 ,crit]ia "u :i* future     
updates or supplem5ts to atmosph]ic     
/&>ds %\ld be made4  7d7 ,transmittal ,!
 ,adm9i/rator ,,nasa may transmit !     

results ( ! /udy to ! ,committee on     
,sci5ce1 ,space1 & ,te*nology ( ! ,h\se 
( ,repres5tatives & ! ,committee on     
,comm]ce1 ,sci5ce1 & ,transportation ( !
 ,s5ate n lat] ?an #ah mon?s aft] ! date
 ( ! enactm5t ( ?is ,act4  7e7          
,def9itions ,9 ?is section3 7#a7        
,aircraft p]=mance ,! t]m aircraft      
p]=mance includes ! foll[+3  7,a7       
,range4  7,b7 ,payload capacity4  7,c7  
,runway l5g? requirem5t4  7,d7 ,climb   
rate4  7,e7 ,turn rate4  7,f7 ,op]at+   
altitude4  7,g7 ,accel]ation4  7#b7     
,atmosph]ic /&>ds ,! t]m atmosph]ic     
/&>ds means ! foll[+3  7,a7 ,! ,unit$   
,/ates ,/&>d ,atmosph]e ( #aigf4  7,b7  
,any o!r /&>d z det]m9$ by !            
,adm9i/rator ( ! ,national ,a]onautics &
 ,space ,adm9i/ration4  7#c7 ,cov]$     
comm]cial aircraft ,! t]m cov]$         
comm]cial aircraft means ! t5 aircraft  
types /ill 9 production ) ! highe/ numb]
 ( op]ations at cov]$ comm]cial airports
 9 ! mo/ rec5t cal5d> ye> end+ be=e !   
date ( ! enactm5t ( ?is ,act4  7#d7     

,cov]$ comm]cial airports ,! t]m cov]$  
comm]cial airports means ! foll[+3  7,a7
 ,! #cj comm]cial s]vice airports 7z su*
 t]m is def9$ 9 section #dgajb7g7 (     
title #di1 ,unit$ ,/ates ,code7 ) ! mo/ 
pass5g] bo>d+s 7z su* t]m is def9$ 9    
section #dgajb7ae7 ( title #di1 ,unit$  
,/ates ,code7 9 ! mo/ rec5t cal5d> ye>  
end+ be=e ! date ( ! enactm5t ( ?is     
,act4  7,b7 ,! five public airports 7z  
su* t]m is def9$ 9 section #dgajb7ba7 ( 
title #di1 ,unit$ ,/ates ,code7 n       
describ$ 9 subp>agraph 7,a7 ) ! highe/  
all-c>go l&$ weight 9 ! mo/ rec5t cal5d>
 ye> end+ be=e ! date ( ! enactm5t ( ?is
 ,act4  7#e7 ,weight re/riction h\r ,!  
t]m weight re/riction h\r means an h\r  
:5 ! maximum temp]ature = t h\r mat*es  
or exce$s ! weight-re/riction temp]ature
 ?re%old = a specific aircraft4