Public transport - Reference data model - Part 1: Common concepts (Endorsed by AENOR in November of 2016.)
Edition 2016-11-01

Building Information Modelling - Level of Information Need - Part 1: Concepts and principles
Edition 2021-04-28

Intelligent transport systems - eSafety - eCall additional data concept for equipment limitations
Edition 2024-01-24

Information technology - Data centre facilities and infrastructures - Part 1: General concepts (Endorsed by Asociación Española de Normalización in July of 2019.)
Edition 2019-07-01

Industrial-process measurement, control and automation - Evaluation of system properties for the purpose of system assessment - Part 1: Terminology and basic concepts (Endorsed by AENOR in December of 2016.)
Edition 2016-12-01

Railway applications - Urban guided transport management and command/control systems - Part 1: System principles and fundamental concepts
Edition 2015-01-28

Industrial communication networks - High availability automation networks - Part 1: General concepts and calculation methods (Endorsed by AENOR in June of 2010.)
Edition 2010-06-01

Industrial communication networks - High availability automation networks - Part 1: General concepts and calculation methods (Endorsed by AENOR in October of 2012.)
Edition 2012-10-01

Industrial communication networks - High availability automation networks - Part 1: General concepts and calculation methods (Endorsed by Asociación Española de Normalización in December of 2017.)
Edition 2017-12-01

Field Device Tool (FDT) Interface Specification - Part 2: Concepts and detailed Description (Endorsed by Asociación Española de Normalización in May of 2017.)
Edition 2017-05-01