The IECEx is the IEC system for the certification to standards for electrical equipment for explosive atmospheres.

www.iecex.com

IECEx Certificate of Conformity

http://iecex.iec.ch

Australian ANZEx certificates

www.anzex.com.au

ATEX Directive

www.conformance.co.uk/directives/ce_atex.php

Factory Mutual Certification

www.fmglobal.com/about

Standards Australia (purchase copies of standards)

www.saiglobal.com/Information/Standards

Radio and Electronics Pty Ltd

www.radioandelectronics.com

International Testing and Certification Services

www.itacslab.com

TestSafe

www.testsafe.com.au

SIMTARS

http://mines.industry.qld.gov.au/simtars/about-simtars.htm