General

prEN IEC 63647-1:2026 - Fibre optic interconnecting devices and passive components - Performance standard for railway rolling stock application - Part 1: General and guidance
Categories: General
Committee: CLC/TC 86BXA ("Fibre optic interconnect)
Origin: CENELEC
Close date: 13 Mar 2026
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prEN ISO 5403-2 - Leather - Determination of water resistance of flexible leather - Part 2: Repeated angular compression (Maeser) (ISO/DIS 5403-2:2026)
Categories: General
Committee: CEN/TC 289 (Leather)
Origin: CEN
Close date: 19 Mar 2026
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prEN ISO 11238 - Health informatics - Identification of medicinal products - Data elements and structures for the unique identification and exchange of regulated information on substances (ISO/DIS 11238:2026)
Categories: General
Committee: CEN/TC 251 (Health informatics)
Origin: CEN
Close date: 20 Mar 2026
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IEC 63409-1 ED1 - Photovoltaic power generating systems connection with the grid - Testing of power conversion equipment- Part 1: General requirements
Categories: General
Committee: TC 82 (error)
Origin: IEC
Close date: 20 Mar 2026
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IEC 63409-5 ED1 - Photovoltaic power generating systems connection with the grid - Testing for power conversion equipment - Part 5: Electromagnetic compatibility for low frequency conducted disturbances
Categories: General
Committee: TC 82 (error)
Origin: IEC
Close date: 20 Mar 2026
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prEN IEC 63409-1:2026 - Photovoltaic power generating systems connection with the grid - Testing of power conversion equipment - Part 1: General requirements
Categories: General
Committee: CLC/TC 82 (Solar photovoltaic energy systems)
Origin: CENELEC
Close date: 20 Mar 2026
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prEN IEC 63409-5:2026 - Photovoltaic power generating systems connection with the grid - Testing for power conversion equipment - Part 5: Electromagnetic compatibility for low frequency conducted disturbances
Categories: General
Committee: CLC/TC 82 (Solar photovoltaic energy systems)
Origin: CENELEC
Close date: 20 Mar 2026
Draft Details
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Draft ETSI EN 301 545-2 V1.5.1 (2026-01) - Digital Video Broadcasting (DVB); Second Generation DVB Interactive Satellite System (DVB-RCS2); Part 2: Lower Layers for Satellite standard
Categories: General
Committee: NSAI/TC 2 (ICT )
Origin: NSAI
Close date: 21 Mar 2026
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The present document is a specification of the lower layers and the lower layer signalling system for the two-way 
satellite network variants defined by ETSI TS 101 545-3 [i.16]. The present document constitutes a complete 
specification of the lower layers for a transparent star satellite network, a transparent mesh overlay satellite network and 
a regenerative re-multiplexing satellite network. Also, components required for a satellite network with a TRANSEC 
system are included. 
The present document is normative for the consumer terminal profile in a transparent star satellite network as defined 
by ETSI TS 101 545-3 [i.16], and does also include normative components specific to the other terminal profiles and 
satellite network variants defined by ETSI TS 101 545-3 [i.16]. 

prEN ISO 23401-2 - Dentistry - Denture lining materials - Part 2: Soft type materials for short-term use (ISO/DIS 23401-2:2026)
Categories: General
Committee: CEN/TC 55 (Dentistry)
Origin: CEN
Close date: 23 Mar 2026
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prEN ISO 23401-3 - Dentistry - Denture lining materials - Part 3: Soft type materials for long-term use (ISO/DIS 23401-3:2026)
Categories: General
Committee: CEN/TC 55 (Dentistry)
Origin: CEN
Close date: 23 Mar 2026
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prEN ISO 19277-1 - Oil and gas industries including lower carbon energy - Qualification testing and acceptance criteria for protective coating systems under insulation - Part 1: Liquid applied coatings (ISO/DIS 19277-1:2026)
Categories: General
Committee: CEN/TC 12 (Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries)
Origin: CEN
Close date: 23 Mar 2026
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prEN ISO 17254 - Dentistry - Coiled springs for use in orthodontics (ISO/DIS 17254:2026)
Categories: General
Committee: CEN/TC 55 (Dentistry)
Origin: CEN
Close date: 26 Mar 2026
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prEN ISO/IEC 25063 - Systems and software engineering - Systems and software product Quality Requirements and Evaluation (SQuaRE) - Common Industry Format (CIF) for usability: Context of use description (ISO/DIS 25063:2026)
Categories: General
Committee: CEN/TC 122 (Ergonomics)
Origin: CEN
Close date: 27 Mar 2026
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IEC 63507 ED1 - 200 MeV to 400 MeV superconducting proton cyclotron - General requirements and test methods
Categories: General
Committee: TC 45 (error)
Origin: IEC
Close date: 27 Mar 2026
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ISO/IEC 14543-5-105 ED1 - Information technology - Home Electronic System (HES) architecture - Part 5-105: Intelligent grouping and resource sharing for HES Class 2 and Class 3 - RA server-based smart lock application - Test and verification
Categories: General
Committee: ISO/IEC JTC 1/SC 25 (Interconnection of information technology equipment)
Origin: IEC
Close date: 27 Mar 2026
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prEN ISO 21084 - Textiles - Method for determination of alkylphenols (AP) (ISO/DIS 21084:2026)
Categories: General
Committee: CEN/TC 248 (Textiles and textile products)
Origin: CEN
Close date: 30 Mar 2026
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prEN ISO 41012 - Facility management - Guidance on strategic sourcing and the development of agreements (ISO/DIS 41012:2026)
Categories: General
Committee: CEN/TC 348 (Facility Management)
Origin: CEN
Close date: 31 Mar 2026
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prEN 18307-1 - Adhesives for load-bearing timber structures made of hardwoods - Classification and performance requirements - Part 1: Adhesives for the bonding of selected hardwood species (group A), with no specific high shear strength classification
Categories: General
Committee: CEN/TC 193 (Adhesives)
Origin: CEN
Close date: 02 Apr 2026
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prEN IEC 60061-PR2025-3:2026 - Lamp caps and holders together with gauges for the control of interchangeability and safety: Proposal to add a set of GJ6.6d-2-x gauges in IEC 60061-3
Categories: General
Committee: CLC/TC 34 (Lighting)
Origin: CENELEC
Close date: 03 Apr 2026
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prEN ISO 13849-2 - Safety of machinery - Safety-related parts of control systems - Part 2: Validation (ISO/DIS 13849-2:2026)
Categories: General
Committee: CEN/TC 114 (Safety of machinery)
Origin: CEN
Close date: 03 Apr 2026
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