The distinction between RFG certified under the per-gallon versus the average standards only applies at the refinery or importer level. The only standards that apply downstream are per-gallon maximum and minimum standards associated with average standards. Therefore, the downstream quality assurance program defense element is the same regardless of whether RFG is produced to an average standard or per-gallon standard.(7/1/94)

This question and answer was posted at Consolidated List of Reformulated Gasoline and Anti-Dumping Questions and Answers: July 1, 1994 through November 10, 1997 (PDF)(333 pp, 18.17 MB, EPA420-R-03-009, July 2003, About PDF)