The LIST Boundary Segment is a straight line, arc, topographic feature, meridian or parallel that is used to build the various polygon datasets derived from the LIST CadArea (Cadastral Area) table within The LIST Cadastral Datamodel.This dataset is not intended to be used independently of LIST Cadastral datasets but may be of use in conjunction with these to ascertain the origin of a line or lines of a high order of accuracy.Boundary Segments may represent the boundaries of any one or a combination of the following polygon datasets derived from the CadArea table:Authority Parcels, Private Parcels, Leases, Licences, Casements, Easements and ReservesBoundary Segments are not classified according to the polygon they have been used to create. A boundary segment may be used to create more than one polygon.