,i  #aaith ,,congress  #b;d ,session    
,h4 ,r4 #ifbb  ,,in ,,the ,,house ,,of  
,,representatives  ,july #i1 #bjbf,mr4  
,beyer introduced the following bill2   
which was referred to the ,committee on 
,science1 ,space1 and ,technology  ,a   
,,bill  ,to require ,,nasa to conduct a 
study on the modernization of           
aeronautical standards1 and for other   
purposes4  #a4 ,short title  ,this ,act 
may be cited as the ,modernizing        
,aeronautical ,standards ,act4  #b4     
,study on aeronautical standards  7a7   
,study required ,the ,administrator of  
the ,national ,aeronautics and ,space   
,administration 7,,nasa71 in            
consultation with the ,administrator of 
the ,federal ,aviation ,administration1 
the ,administrator of the ,national     
,oceanic and ,atmospheric               
,administration1 and representatives of 
relevant academic1 industry1 nonprofit1 
or standards organizations as the       
,administrator of ,,nasa determines     
appropriate1 shall conduct a study on   

the modernization of aeronautical       
standards4  7b7 ,designation ,the study 
conducted under subsection 7a7 shall be 
known as the ,modernization of          
,aeronautical ,standards and ,aircraft  
,performance ,study 7in this section    
referred to as the study74  7c7         
,elements ,the study may include the    
following3 7#a7 ,an assessment of--     
7,a7 current atmospheric conditions1 and
  7,b7 corresponding atmospheric        
conditions over the immediately         
preceding #ej years1  including an      
assessment of significant variations    
between the conditions specified in     
subparagraphs 7,a7 and 7,b74  7#b7 ,an  
assessment of the state of current      
predictions for1 or mapping of1 future  
trends or variations in atmospheric     
conditions in the #ej years beginning   
after the date of the enactment of this 
,act4  7#c7 ,an analysis of the impacts 
to operation1 maintenance1 and          
sustainment costs of covered commercial 
aircraft as a result of any significant 

variations related to atmospheric       
conditions assessed pursuant to         
paragraph 7#a74  7#d7 ,an estimation of 
the number of weight restriction hours  
for covered commercial aircraft at      
covered commercial airports as a        
consequence of the assessment of        
atmospheric conditions pursuant to      
paragraph 7#a74  7#e7 ,an assessment of 
required infrastructure investment at   
covered commercial airports as a result 
of the assessments of atmospheric       
conditions pursuant to paragraphs 7#a7  
and 7#b74  7#f7 ,an assessment of       
recommended considerations for design   
modifications for future aircraft to    
account for the assessments of          
atmospheric conditions pursuant to      
paragraphs 7#a7 and 7#b74  7#g7 ,an     
analysis of impacts to operation1       
maintenance1 and sustainment costs and  
aircraft performance of aircraft as a   
result of the atmospheric conditions    
assessed pursuant to paragraph 7#a74    
7#h7 ,design requirements for aircraft  

owned by the ,federal ,government1 or   
other equipment1 which should be updated
 to account for atmospheric conditions4 
7#i7 ,assessments of ,united ,states    
aeronautical and atmospheric standards1 
as a result of the assessments of       
atmospheric conditions pursuant to      
paragraphs 7#a7 and 7#b74  7#aj7        
,criteria under which future updates or 
supplements to atmospheric standards    
should be made4  7d7 ,transmittal ,the  
,administrator ,,nasa may transmit the  
results of the study to the ,committee  
on ,science1 ,space1 and ,technology of 
the ,house of ,representatives and the  
,committee on ,commerce1 ,science1 and  
,transportation of the ,senate not later
 than #ah months after the date of the  
enactment of this ,act4  7e7            
,definitions ,in this section3 7#a7     
,aircraft performance ,the term aircraft
 performance includes the following3    
7,a7 ,range4  7,b7 ,payload capacity4   
7,c7 ,runway length requirement4  7,d7  
,climb rate4  7,e7 ,turn rate4  7,f7    

,operating altitude4  7,g7              
,acceleration4  7#b7 ,atmospheric       
standards ,the term atmospheric         
standards means the following3  7,a7    
,the ,united ,states ,standard          
,atmosphere of #aigf4  7,b7 ,any other  
standard as determined by the           
,administrator of the ,national         
,aeronautics and ,space ,administration4
  7#c7 ,covered commercial aircraft ,the
 term covered commercial aircraft means 
the ten aircraft types still in         
production with the highest number of   
operations at covered commercial        
airports in the most recent calendar    
year ending before the date of the      
enactment of this ,act4  7#d7 ,covered  
commercial airports ,the term covered   
commercial airports means the following3
  7,a7 ,the #cj commercial service      
airports 7as such term is defined in    
section #dgajb7g7 of title #di1 ,united 
,states ,code7 with the most passenger  
boardings 7as such term is defined in   
section #dgajb7ae7 of title #di1 ,united

 ,states ,code7 in the most recent      
calendar year ending before the date of 
the enactment of this ,act4  7,b7 ,the  
five public airports 7as such term is   
defined in section #dgajb7ba7 of title  
#di1 ,united ,states ,code7 not         
described in subparagraph 7,a7 with the 
highest all-cargo landed weight in the  
most recent calendar year ending before 
the date of the enactment of this ,act4 
7#e7 ,weight restriction hour ,the term 
weight restriction hour means an hour   
when the maximum temperature for that   
hour matches or exceeds the             
weight-restriction temperature threshold
 for a specific aircraft4