Current stage: 50.00 Effective date: Oct 28, 2025
Next stage: CFDIS Next stage date: Jan 20, 2026
Originator: IEC
Owner: TC 59/SC 59F
Type: International Standard
ICS: 17.140.20 97.080
IN_DEVELOPMENT IEC 60704-2-20 ED1 50.00 Final text received or FDIS registered for formal approval Oct 28, 2025