This fifth edition cancels and replaces the fourth edition of IEC 60810, published in 2014, and its Amendment 1(2016). This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) Update and clarification of the title and scope b) introduction of new LED light sources; c) introduction of requirements for LED light sources; d) introduction of a guideline on LED package robustness validation for LED packages.