Current stage: 30.99 Effective date: Feb 27, 2026
Next stage: TCDV Next stage date: Mar 27, 2026
Originator: IEC
Owner: TC 23
Type: International Standard
ICS: 29.120.01 29.120.99
PUBLISHED IEC 63044-3:2017 ED1
PUBLISHED IEC 63044-3:2017/AMD1:2021 ED1
IN_DEVELOPMENT IEC 63044-3 ED2 30.99 CD approved for registration as DIS Feb 27, 2026