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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. 3.0

IEC CA 01ed3.0.RLV en
IECEx 01-S

IECEx Supplement to Harmonized Basic Rules IEC CA 01 Ed 3.0
IECEx 02

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 03-0

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 03-2

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 03-3

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 03-4

IECEx Certified Service Facilities Scheme – Part 4: Ex inspection and maintenance – Rules of Procedure (Ed. 4.0)

IECEx 03 4Ed4.0 RLV
IECEx 03-5

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
IECEx 04

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
IECEx 05

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]
IECEx 06

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
IECEx Brochure

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