Current stage: 50.00 Effective date: Sep 23, 2026
Next stage: CFDIS Next stage date: Dec 16, 2026
Originator: IEC
Owner: TC 62/SC 62B
Type: International Standard
ICS: 11.040.55
IN_DEVELOPMENT IEC 63524 ED1 50.00 Final text received or FDIS registered for formal approval Sep 23, 2026