prEN ISO 7817-3
Building information modelling - Level of information need - Part 3: Data model and schema (ISO/DIS 7817-3:2026)
Draft Public enquiryProject stage codes
1. Prioritetinių darbo temų pažymėjimas ir ekspertų skyrimas
2. Projektas
3. Viešoji apklausa
From 2026-02-20
till 2026-04-21
4. Closure of enquiry
5. Submission to Formal Vote
Organisation
CEN Europos standartizacijos komitetasICS
91.010.01 - Construction industry in generalTechnical Committee
TK 88 Building Information Modelling (BIM)ForeignTC'S
CEN/TC 442Number of comments
0Comment start date
2026-02-20Scope
The standard specifies a data model in UML and a derived XML schema (XSD) for defining the Level of Information Need in software applications based on concepts and principles given in Part 1, and guidance given in Part 2, in compliance with the principles and data exchange standards of data templates (ISO 23387). The standard defines the exchange format schema in XSD according to the UML schema and it gives guidelines for the usage and application of the schema. In addition, the integration with Linked Data principles and paradigms will be demonstrated.