,,ii  #aahth ,,congress  #b;d ,session  
,s4 #dgcj  ,,in ,,the ,,senate ,,of     
,,the ,,united ,,states  ,july #bc1     
#bjbd,mr4 ,markey 7for himself and ,mr4 
,wicker7 introduced the following bill2 
which was read twice and referred to the
 ,committee on ,finance  ,a ,,bill  ,to 
amend the ,internal ,revenue ,code of   
#aihf to extend the energy credit with  
respect to electrochromic glass4  #a4   
,short title ,this ,act may be cited as 
the ,dynamic ,glass #b4j ,act4  #b4     
,extension of energy credit for         
electrochromic glass  7a7 ,in general   
,section #dh7;a77#c77;,a7 of the        
,internal ,revenue ,code of #aihf is    
amended-- 7#a7 in clause 7ii71 by       
striking 1 or electrochromic glass which
 uses electricity to change its light   
transmittance properties in order to    
heat or cool a structure1  7#b7 in      
clause 7x71 by striking or1  7#c7 in    
clause 7xi71 by inserting or after the  
comma at the end1 and  7#d7 by adding at
 the end the following new clause3      

7xii7 electrochromic glass which uses   
electricity to change its light         
transmittance properties in order to    
heat or cool a structure1 but only with 
respect to property the construction of 
which begins before ,january #a1 #bjcc1 
4  7b7 ,conforming amendment ,section   
#dh7;a77#b77;,a77i77,,iii7 of such ,code
 is amended by striking paragraph       
7#c77;,a77ii7 and inserting clause 7ii7 
or 7xii7 of paragraph 7#c77;,a74  7c7   
,effective date ,the amendments made by 
this section shall apply to property    
placed in service after the date of the 
enactment of this ,act4