International Standard
ISO/IEC 14543-4-304:2026
Information technology — Home electronic system (HES) architecture — Part 4-304: Application protocol for electric vehicle supply equipment (EVSE) charger and dischargers and controllers
Reference number
ISO/IEC 14543-4-304:2026
Edition 1
2026-06
© ISO 2026

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Published (Edition 1, 2026)

ISO/IEC 14543-4-304:2026

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Abstract

This document specifies an application-layer protocol important for ensuring interoperability among the products of various manufacturers regarding communications between electric vehicle supply equipment (EVSE) charger and dischargers and controllers. It uses the network enhanced communications device (NECD) protocol specified in ISO/IEC 14543-4-3. This protocol is based on UDP using IPv4 or IPv6 (TCP is optional).

General information

  • Status
     : Published
    Publication date
     : 2026-06
    Stage
    : International Standard published [60.60]
  • Edition
     : 1
    Number of pages
     : 40
  • Technical Committee :
    ISO/IEC JTC 1/SC 25
    ICS :
    43.120  35.240.67 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

7
Affordable and Clean Energy
13
Climate Action

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