System Variable Entry: UCSBASE

UCSBASE

string

""

no

drawing; saved in drawing

Stores the name of the UCS that defines the origin and orientation of orthographic UCS settings.

AutoCAD and BricsCAD. AutoCAD all; BricsCAD V20+. Divergence: default AutoCAD "", BricsCAD WORLD.

• AutoCAD: https://help.autodesk.com/view/ACD/2026/ENU/?guid=GUID-1ACE78C5-459C-4BC1-85DA-18FC9C5FD572
• BricsCAD: https://help.bricsys.com/en-us/document/system-variable-reference/u/ucsbase-system-variable