EPA Standards for Fuel Sulfur
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- Gasoline Sulfur Standards (PDF)(1 pg, 105 K, March 2016, EPA-420-B-16-004)
- Highway and Nonroad, Locomotive, and Marine (NRLM) Diesel Fuel Sulfur Standards (PDF)(1 pg, 81 K, March 2016, EPA-420-B-16-005)