Waiver requests under section 211(f) of the Clean Air Act
Subtitle: revised August 29, 2013
By: Compliance Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency
Publisher: U.S. Environmental Protection Agency, Office of Transportation and Air Quality, Compliance Division
Published: 2013
Place of publication: Washington, D.C.]
Language: eng
Subjects: Gasoline; Anti-knock and anti-knock mixtures; Automobiles; Pollution control devices; Motors; Exhaust gas; Testing
Notes: Title from title screen (viewed on July 10, 2014).

"EPA-420-B-13-041."

"August 2013."