They are not allowed for the determination of properties of reformulated, or conventional gasoline at the refinery, but, as indicated above, they may be used downstream for quality assurance. In the future, EPA may consider amending the regulations to allow for new methods as it did for RVP.(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)