Is it correct that the regulations do not prohibit the mixing of RFG with conventional gasoline for sale outside RFG covered areas?

Yes, provided the resulting gasoline is not sold as RFG and the procedures discussed in question 1 of the remedies section are followed.(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)