Current stage: 50.00 Effective date: Dec 19, 2025
Next stage: CFDIS Next stage date: Mar 13, 2026
Originator: IEC
Owner: TC 86/SC 86B
Type: International Standard
ICS: 33.180.20
IN_DEVELOPMENT IEC 61753-042-02 ED1 50.00 Final text received or FDIS registered for formal approval Dec 19, 2025