EPA grants relief for fire trucks and ambulances ; proposes SCR maintenance and short-term relief for nonroad equipment. 
 Environmental Protection Agency grants relief for fire trucks and ambulances ; proposes selective catalytic reduction maintenance and short-term relief for nonroad equipment 

 - 1 online resource (4 pages). 
 - Regulatory announcement .
 - Regulatory announcement (United States. Environmental Protection Agency. Office of Transportation and Air Quality) .
<br/><br/> Title from title screen (viewed Oct 17, 2012).  "EPA-420-F-12-025."  "May 2012."  CRDP Project record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diesel trucks--Environmental aspects.<br/>Emergency vehicles--Motors (Diesel)--Environmental aspects.<br/>Air--Pollution--Standards--United States.
<br/><br/><label>GPO Item No.: </label>0484-E-01 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>EP 6.66:F 51 
<br/><br/><label>Report. No.: </label>EPA-420-F-12-025