About CEN

The European Committee for Standardization is one of three European Standardization Organizations (together with CENELEC and ETSI) that have been officially recognized by the European Union and by the European Free Trade Association (EFTA) as being responsible for developing and defining voluntary standards at European level.

CEN in Figures

Technical Bodies

At the start of 2022 CEN has 2163 (active) Technical Bodies, whereof:

  • 398 CEN Technical Committees
  • 75 CEN Workshops
  • 45 Sub-Committees of CEN Technical Committees
  • 1530 CEN Working Groups
  • 18 CEN-CENELEC Technical Committees
  • 15 CEN-CENELEC Workshops
  • 30 CEN-CENELEC Working Groups
  • 3 CEN-CENELEC-ETSI Technical Committees
  • 10 CEN-CENELEC-ETSI Working Groups

Published European standards and other CEN deliverables

In 2021, CEN produced 1056 documents:

  • 903 European Standards (ENs)
  • 61 Technical Specifications (TSs)
  • 73 Technical Reports (TRs)
  • 15 CEN Workshop Agreements (CWAs)
  • 4  CEN Guides (CGs)

The total number of living documents at the end of December 2021 is 18003 and consists of:

  • 16209  European Standards (ENs)
  • 10  European Prestandards (ENVs)
  • 580 Technical Specifications (TSs)
  • 36 CEN Reports (CRs)
  • 639 Technical Reports (TRs)
  • 486 CEN Workshop Agreements (CWAs)
  • 43 CEN Guides (CGs)

3185 documents were in preparation at the end of 2021.


Latest update on Technical Bodies and Standards

Find the latest information on:

The outcomes of CEN and CENELEC activities are presented in the CEN and CENELEC in figures report. 


This quarterly report covers:

  1. standards publications
  2. work programme
  3. development timeframe
  4. international relations
  5. relations to EU legislation.

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