IECEx Rules

The administration of the IECEx System is governed by the IECEx Rules which are available for free:


  • Title
    Description
  • IEC Conformity Assessment Systems – Basic Rules Ed. 2.7

    IEC CA 01ed2.7.RLVen
  • IECEx Supplement to Harmonized Basic Rules IEC CA 01 Ed 2.3

  • IEC System for Certification to Standards relating to Equipment for use in Explosive Atmospheres (IECEx System)IECEx Certified Equipment Scheme covering equipment for use in explosive atmospheres – Rules of Procedure (Ed 8.1 Posted 2022-12-19)

    IECEx 02Ed8.1 RLV
  • IECEx Certified Service Facilities Scheme Part 0: General Rules of Procedure
    This publication is directly related to the IECEx Basic Rules (comprising IEC CA 01 and the IECEx Supplement IECEx 01-S) and provides structure for, and a link to subordinate Rules that relate to specific service activities within the IECEx Certified Service Facilities Scheme.(Ed.1.0)

  • IECEx Certified Service Facilities Scheme – Part 2: Selection of Ex equipment and design of Ex installations – Rules of Procedure (Ed. 2.0)

    IECEx 03 2 Ed2.0 Text RLV
  • IECEx Certified Service Facilities Scheme – Part 3: Ex installation and initial inspection – Rules of Procedure (Ed. 2.0)

    IECEx 03 3 Ed2.0 RLV Text
  • IECEx Certified Service Facilities Scheme – Part 4: Ex inspection and maintenance – Rules of Procedure (Ed. 4.0)

    IECEx 03 4Ed4.0 RLV
  • IECEx Certified Service Facilities Scheme – Part 5: Repair, overhaul and reclamation of Ex equipment – Rules of Procedure (Ed. 2.0)

    IECEx 03 5Ed2.0 Text RLV
  • IEC Scheme for Certification to Standards relating to Equipment for use in Explosive Atmospheres (IECEx Scheme) - IECEx conformity mark licensing scheme – Rules

    IECEx 04 Ed 2.0.RLVen
  • IEC System for Certification to Standards relating to Equipment for use in Explosive Atmospheres (IECEx System) IECEx Scheme for Certification of Personnel Competence for Explosive Atmospheres – Rules of Procedure (Ed 4.1 Posted 2017-10-26)

    IECEx 05 Ed4.1 RLV
    Translated Version:PT [Portugese Version]
  • This publication is directly related to the IECEx Basic Rules (comprising IEC CA 01 and the IECEx Supplement IECEx 01-S) and provides details concerning the structure, membership and terms of reference of the IECEx Assessment Group, (ExAG). (Ed.2.0)

    IECEx 06 Ed2.0 Text RLV
  • INTERNATIONAL IECEx CERTIFICATION: IN HAZARDOUS AREAS - IEC SYSTEM FOR CERTIFICATION TO STANDARDS RELATING TO EQUIPMENT FOR USE IN EXPLOSIVE ATMOSPHERES (IECEx) - THE WAY TO SAFETY COMPLIANCE