Acoustics - Procedures for the measurement of real-ear acoustical characteristics of hearing aids
Edition 2003

Assets appraisal Part 2: Appraisal of urban real estate
Edition 2011-02-03

Real-state off site remote and central meter reading systems for water and gas consumption
Edition 2010-02-23

Services of real estate agents - Requirements for the provision of services of real estate agents; German version EN 15733:2009
Edition 2011-07

Natural stone test method - Determination of real density and apparent density, and of total and open porosity; German version EN 1936:2006
Edition 2007-02

Methods of test for masonry units - Part 4: Determination of real and bulk density and of total and open porosity for natural stone masonry units; German version EN 772-4:1998
Edition 1998-10

Public transport - Service interface for real-time information relating to public transport operations - Part 2: Communications infrastructure; English version EN 15531-2:2022
Edition 2023-02

Public transport - Service interface for real-time information relating to public transport operations - Part 1: Context and framework; English version EN 15531-1:2022
Edition 2022-10

Public transport - Service interface for real-time information relating to public transport operations - Part 3: Functional service interfaces; English version EN 15531-3:2022
Edition 2022-10

ESG - Data Point Initiative for the ecological analysis of Real Estate Stock
Edition 2022-04