Current stage: 30.99 Effective date: May 8, 2026
Next stage: TCDV Next stage date: Jun 26, 2026
Originator: IEC
Owner: TC 111
Type: International Standard
ICS: 13.020.01 43.040.10
IN_DEVELOPMENT IEC 62321-15 ED1 30.99 CD approved for registration as DIS May 8, 2026