Current stage: 30.99 Effective date: May 29, 2026
Next stage: TCDV Next stage date: Sep 30, 2026
Originator: IEC
Owner: TC 22/SC 22E
Type: International Standard
ICS: 29.200 33.100.99
IN_DEVELOPMENT IEC 62909-3 ED1 30.99 CD approved for registration as DIS May 29, 2026