Current stage: 40.99 Effective date: Nov 28, 2025
Next stage: DECFDIS Next stage date: Dec 5, 2025
Originator: IEC
Owner: TC 69
Type: International Standard
ICS: 43.120
IN_DEVELOPMENT IEC 61851-23-3 ED1 40.99 Full report circulated: DIS approved for registration as FDIS Nov 28, 2025