IFC 4.3.0.1 (IFC4X3_TC1)

# 8.13.3.2 IfcPlanarBox

## 8.13.3.2.1 Semantic definition

A planar box specifies an arbitrary rectangular box and its location in a two dimensional Cartesian coordinate system. If the planar box is used within a three-dimensional coordinate system, it defines the rectangular box within the XY plane.

## 8.13.3.2.4 Formal representation

ENTITY IfcPlanarBox
SUBTYPE OF (IfcPlanarExtent);
Placement : IfcAxis2Placement;
END_ENTITY;