,,ii  #aac? ,,congress  #b;d ,session   
,s4 #bebf  ,,9 ,,! ,,s5ate ,,( ,,!      
,,unit$ ,,/ates  ,june #be1 #bjad ,mr4  
,flake 7= himself1 ,mr4 ,mc,cain1 ,mr4  
,ris*1 ,mr4 ,crapo1 ,mr4 ,inh(e1 ,mr4   
,sessions1 ,mr4 ,johnson ( ,wiscons91   
,mr4 ,vitt]1 ,mr4 ,hat*1 ,mr4 ,cornyn1 &
 ,mr4 ,?une7 introduc$ ! foll[+ bill2   
:i* 0 read twice & ref]r$ to !          
,committee on ,environm5t & ,public     
,works  ,a ,,bill  ,to am5d ! ,clean    
,air ,act ) respect to exceptional ev5t 
demon/rations1 & = o!r purposes4  #a4   
,%ort title  ,?is ,act may be cit$ z !  
,commons5se ,legislative ,exceptional   
,ev5ts ,re=ms ,act ( #bjad4  #b4  ,clean
 ,air ,act exceptional ev5ts  ,section  
#cai7;b7 ( ! ,clean ,air ,act 7#db      
,u4,s4,c4 #gfai7;b77 is am5d$-- 7#a7 9  
p>agraph 7#a77;,b7-- 7,a7 9 clause 7i71 
by ins]t+ or aft] ! semicolon2  7,b7 by 
/rik+ clause 7ii72 &  7,c7 by r$esignat+
 clause 7iii7 z clause 7ii72 &  7#b7 9  
p>agraph 7#c7-- 7,a7 9 subp>agraph      
7,b77iv71 by /rik+ to petition !        

,adm9i/rator to & ins]t+ to submit a    
petition 79 ?is section ref]r$ to z an  
exceptional ev5t demon/ration7 to !     
,adm9i/rator to2 &  7,b7 by add+ at !   
end ! foll[+3  7,c7  ,crit]ia =         
det]m9ation ( exceptional ev5t          
demon/ration  7i7 ,9 g5]al ,! crit]ia = 
evid5ce1 analyses1 & docum5tation       
applicable to approval or disapproval ( 
an exceptional ev5t demon/ration "u !   
regulations "u ?is section %all be /at$ 
) specificity 9 ord] to m9imize !       
discretion ( ! ,adm9i/rator 9 approv+ or
 disapprov+ t demon/ration4  7ii7 ,/ate 
p>ticipation ,! ,adm9i/rator %all       
develop ! crit]ia 9 conjunction ) input 
f ! ,/ates4  7iii7 ,cont5ts ,! crit]ia  
%all reflect ! v>y+ levels ( te*nical   
exp]tise & res\rces available 9 ,/ate & 
local ag5cies & ! v>y+ availability (   
meteorological & o!r monitor+ data 9    
rural areas1 & may v>y ) respect to     
diff]5t regions4  7iv7 ,consid]ations ,9
 develop+ ! crit]ia1 ! ,adm9i/rator %all
 consid] ! use ( an exp$it$ or /reaml9$ 

approval process & conditions "u :i*    
exceptional ev5t demon/rations may be   
suitable = su* a process4  7,d7  ,tim+ (
 det]m9ation ( exceptional ev5t         
demon/ration  7i7  ,deadl9e =           
det]m9ation  7,i7 ,9 g5]al ,n lat] ?an  
#ij days aft] submission ( an           
exceptional ev5t demon/ration1 !        
,adm9i/rator %all approve1 disapprove1  
or reque/ additional in=mation f a ,/ate
 reg>d+ ! exceptional ev5t demon/ration4
  7,,ii7 ,adm9i/ration ,if !            
,adm9i/rator does n approve1 disapprove1
 or reque/ additional in=mation relat+  
to an exceptional ev5t demon/ration )9 !
 #ij-;day p]iod describ$ 9 subclause    
7,i71 ! demon/ration %all be consid]$ to
 be approv$ on ! day aft] ! date on :i* 
t #ij-;day p]iod ends4  7ii7  ,deadl9e  
if additional in=mation reque/$  7,i7 ,9
 g5]al ,if ! ,adm9i/rator reque/s       
additional in=mation f a ,/ate reg>d+ an
 exceptional ev5t demon/ration "u clause
 7i71 n lat] ?an #ij days aft] !        
submission ( t additional in=mation1 !  

,adm9i/rator %all approve or disapprove 
! demon/ration4  7,,ii7 ,adm9i/ration   
,if ! ,adm9i/rator does n approve or    
disapprove a demon/ration = :i*         
additional in=mation is submitt$ )9 !   
#ij-;day p]iod describ$ 9 subclause     
7,i71 ! demon/ration %all be consid]$ to
 be approv$4  7,e7  ,burd5 ( pro(  ,!   
regulations promulgat$ "u ?is section   
%all provide t-- 7i7 a det]m9ation by ! 
,adm9i/rator ) respect to approval or   
disapproval ( an exceptional ev5t       
demon/ration be bas$ on a prepond]ance (
 ! evid5ce2 &  7ii7 9 mak+ a            
det]m9ation1 ! ,adm9i/rator-- 7,i7 %all 
accord sub/antial def]5ce to ! f9d+s ( !
 ,/ate exceptional ev5t demon/ration2 & 
7,,ii7 may develop & use analyses &     
consid] evid5ce n provid$ 9 !           
exceptional ev5t demon/ration1 subject  
to ! condition t ! analyses are develop$
 by ! ,environm5tal ,protection ,ag5cy4 
7,f7  ,appeals  7i7 ,disapproval  7,i7  
,9 g5]al ,subject to subclause 7,,ii71  
disapproval by ! ,adm9i/rator ( an      

exceptional ev5t demon/ration %all be   
consid]$ f9al action subject to judicial
 review "u section #cjg7;b74  7,,ii7    
,limitation ,not)/&+ subclause 7,i71    
disapproval by ! ,adm9i/rator ( an      
exceptional ev5t demon/ration %all only 
be subject to appeal by ! ,/ate t       
submitt$ ! exceptional ev5t             
demon/ration4  7ii7 ,approval ,approval 
by ! ,adm9i/rator ( an exceptional ev5t 
demon/ration %all n be subject to appeal
 or o!r judicial action4  4  #c4        
,revision ( regulations  ,aft] provid+ =
 a notice & comm5t p]iod1 b n lat] ?an  
#ahj days aft] ! date ( enactm5t ( ?is  
,act1 ! ,adm9i/rator ( ! ,environm5tal  
,protection ,ag5cy %all revise !        
regulations "u section #cai7;b7 ( !     
,clean ,air ,act 7#db ,u4,s4,c4         
#gfai7;b77 to c>ry out ! am5dm5ts made  
by ?is ,act4