‘Ex’ Marking Standards and Requirements

Stay competitive and get your products on the EU market faster

Complying with the ATEX Directive helps you meet Essential Health and Safety Regulations (EHSR) in Europe. In order to comply, Intertek can test and certify that your products meet acceptable standards, and are eligible to bear the CE and ‘Ex’ marks.

The Ex mark signals to Authorities Having Jurisdiction and end-users in Europe that your product complies with the essential ATEX Directive. Click on the button below to download our detailed Guide to Equipment Certification Requirements for Hazardous Locations:

Equipment Certification Requirements for Hazardous Locations

As a Notified Body for the ATEX Directive including category 1 and 2 equipment (electrical and non-electrical) we have expertise to test and certify to the following explosive atmosphere standards:

  • IEC/EN 60079 series
  • IEC/EN 61241 series
  • EN 16463 series

Typical ATEX Product Marking

Typical ATEX and IECEX Marking


In addition to displaying the Ex certification mark which indicates that your product has been tested and certified by a Notified Body, there are specific marking requirements for products under the ATEX Directive. The above example demonstrates what a product marking should look like.


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ATEX Certification for Europe