• The directive aims to improve the health and safety of workers at risk from explosions of flammable substances mixed with air, such as fuels, solvents and powder.
  • It applies to employers and self-employed persons with workplaces potentially containing explosive atmospheres.
  • It describes the employers’ obligations, including the duty to minimize explosion risks and perform an explosion risk assessment.
  • The 99/92/EC and the (2014/34/EU) ATEX Directives are linked:
  1. The 99/92/EC Directive explains how to select the right Group and Category of equipment for different explosive atmospheres;
  2. The ATEX 2014/34/EU details the requirements and certification procedures for new equipment of different categories.
  • In the UK, Directive 99/92/EC is implemented by DSEAR.
  • 99/92/EC does not require the use of the CE marking, but the areas where an explosive atmosphere might be present have to be identified with the following warning sign:

warning signs danger explosive atmosphere symbol 4481 copy

Upcoming Training Courses

CE and UKCA Marking Machinery and Industrial Equipment

Wednesday 15th June - Great Hucklow

£299.00 + VAT (Half day)


Machinery Risk Assessment

Thursday 16th June - Online

£299.00 + VAT (Half Day)


ATEX Compliance and Risk Assessment

Thursday 23th June - Online

£299.00 + VAT (Half Day)

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Conformance Offices

Head Office

Great Hucklow
SK17 8RG
United Kingdom

Tel: +44 (0)1298 873800
Fax: +44 (0)1298 873801
E-mail: cemark[at]

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