UNE-EN ISO 19152-4:2026

This document:

a) builds on the models established in ISO 19152-1:2024 and ISO 19152-2: 2) to cover valuation aspect

of LADM;

b) defines an abstract conceptual model covering:

1) values (assessed values, valuation procedures, mass valuation);

2) transaction prices;

3) sales statistics;

4) valuation units (parcel, building, condominium unit, valuation unit group).

c) provides terminology for valuation component of land administration / georegulation, based on various

national and international systems, that is as simple as possible in order to be useful in practice. The

terminology allows a shared description of different formal or informal practices and procedures in

various jurisdictions;

d) specifies a content model independent of encoding, that can be employed as a basis for local, national,

and regional profiles for valuation processes; and

e) enables the combining of valuation information from different sources in a coherent manner.

The following is outside the scope of this International Standard:

interference with (national) property valuation related regulations that may have any legal implications.