Current stage: 40.99 Effective date: Sep 4, 2026
Next stage: DECFDIS Next stage date: Dec 1, 2026
Originator: IEC
Owner: TC 4
Type: International Standard
ICS: 27.140
IN_DEVELOPMENT IEC 63132-8 ED1 40.99 Full report circulated: DIS approved for registration as FDIS Sep 4, 2026