AS9101 was originally published in 2000. The purpose of this procedure was to define the content and the presentation of the Assessment Report. It was based off of AS9100:1999. AS9101Awas published in 2002 ,this standard is the checklist corresponding to AS9100A, issued in August 2001. AS9101B was published in 2003 and was a revised version of AS9101A. AS9101C was published in 2006 and was based off of AS9100B,issued in 2004.