International Standards and Conformity Assessment for all electrical, electronic and related technologies

Reference material


Definition of terms

Horizontal standard

Standard on fundamental principles, concepts, terminology or technical characteristics, relevant to a number of technical committees and of crucial importance to ensure the coherence of the corpus of standardization documents

Product publication

Publication covering a specific product or group of related products

SMB and Horizontal standards

Horizontal standards are assigned by the Standardization Management Board (SMB) with the purpose of:

  • Ensuring the coherence of the corpus of standardization documents;
  • Avoiding duplication of work and contradictory requirements.

These definitions are taken from:
IEC Guide 108


Basic Safety Publications and Group Safety Publications are available from the ACOS dashboard.

TCs with Horizontal Standards




TC 1TerminologyPublications (235)
TC 3Documentation, graphical symbols and representations of technical informationPublications (18)
SC 3CGraphical symbols for use on equipmentPublications (5)
SC 3DClasses, Properties and Identification of products - Common Data Dictionary (CDD)Publications (2)
TC 8System aspects of electrical energy supplyPublications (5)
TC 99Insulation co-ordination and system engineering of high voltage electrical power installations above 1,0 kV AC and 1,5 kV DCPublications (4)
TC 101ElectrostaticsPublications (1)
TC 105Fuel cell technologiesPublications (1)
TC 106Methods for the assessment of electric, magnetic and electromagnetic fields associated with human exposurePublications (1)
TC 111Environmental standardization for electrical and electronic products and systemsPublications (16)
SC 121ALow-voltage switchgear and controlgearPublications (1)