Current stage: 50.00 Effective date: Oct 8, 2026
Next stage: CFDIS Next stage date: Dec 31, 2026
Originator: IEC
Owner: TC 3
Type: International Standard
ICS: 01.110 29.020
IN_DEVELOPMENT IEC 81346-50 ED1 50.00 Final text received or FDIS registered for formal approval Oct 8, 2026