NBAA Publishes DRVSM Guidance

Aviation International News » April 2003
January 18, 2008, 5:22 AM

In response to continued inquiries into DRVSM, NBAA has created two documents to provide more information: an RVSM timeline that explains the history of RVSM since its inception in March 1997, and an issues paper that outlines the association’s answers to the most common questions and concerns about DRVSM. The final rule on DRVSM, expected to be published in late June, will call for implementation of DRVSM in January 2005 from FL290 to FL410 inclusive. The documents are available for public review at

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