Check Your AutoCAD Version

A quick guide on how to check the version of an AutoCAD file.

If you want to know the version of an AutoCAD file without opening the file itself in the program simply open the file on Notepad and look at the combination of letters and numbers code on the very first line and refer to the list below for the corresponding code equivalent version.

MC0.0   - DWG from Rel. 1.1

AC1.2    - DWG from Rel. 1.2

AC1.4    - DWG from Rel. 1.4

AC1.50  - DWG from Rel. 2.0

AC2.10  - DWG from Rel. 2.10

AC1002 - DWG from Rel. 2.5

AC1003 - DWG from Rel. 2.6

AC1004 - DWG from Rel.9

AC1006 - DWG from Rel.10

AC1009 - DWG from Rel.11/12 (or LT R1/R2)

AC1012 - DWG from Rel.13 (or LT95)

AC1014 - DWG from Rel.14, 14.01 (or LT97/LT98)

AC1015 - DWG from AutoCAD 2000/2000i/2002 (or LT, Map or relative Desktop version)

AC1018 - DWG from AutoCAD 2004/2005/2006 (or other product in the "2004", "2005" or "2006" family)

AC1021 - DWG from AutoCAD 2007/2008/2009 (or other product of the "2007", "2008" and "2009" families)

AC1024 - DWG from AutoCAD 2010/2011/2012 (or other product of the "2010", "2011" and "2012" families)