SS-EN ISO 19152-5:2025

This document: — specifies a reference land administration domain model (LADM) covering basic information-related components of spatial plan information on land/water and elements below/on/above the surface of the Earth with 2D/3D/4D (3D + time) geometric representation; — provides an abstract, conceptual model with packages related to: — plan unit, i.e. the smallest homogenous area/space (2D/3D/4D) with assigned function/purpose, e.g. office, education, retail; — plan block, i.e. a set of neighbouring plan units decided on by planning authorities, e.g. high-density residential area, nature area, heavy industry area; — plan group unit, i.e. areas corresponding to the higher planning levels; — plan group, i.e. hierarchy in spatial plans consisting of multiple plan blocks, e.g.: