The IEC 61000-4-2 is a test standard for electronic equipment for immunity to electrostatic discharge.  Test generator specifications, its verification, test method and other details are described.  It is the most commonly used ESD testing standard for almost all electronic product categories.

Automotive electronic products category is an exception, to which a different standard ISO 10605 is applied.  The IEC 61000-4-2 is the ESD part of the IEC 61000-4 series basic standards widely referenced in many product families (categories) and product standards.