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OCHP - Open Clearing House Protocol

The purpose of the Open Clearing House Protocol is to connect market actors in the field of electric mobility charging infrastructure.

The current version of OCHP (1.4).

The current version of OCHP_direct_ (0.2).

Further information on


Version 1.3

Introduction of OCHPdirect and small enhancements to the protocol.

Version 1.2 Download

Live Status Interface and further enhancements from market requirements.

Version 1.0

Use-case driven structure; Delta-Synchronization; Live-Authorization; CDR-Validation; Alignment to standardization and market development.

Version 0.2

VAS data added