No. The spreadsheet was designed to provide assistance in understanding and implementing the Complex Model equations as provided in the regulations. The EPA has no authority to endorse the spreadsheet as a legal instrument of certification. Only the Federal Register has legal authority.(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)