The Authority has decided to mandate a standardised reporting methodology in EIEP1. The decision includes amendments to EIEP1, as well as to the overview document and EIEPs 2 and 3.

Traders and distributors must complete the transition from their current EIEP1 reporting methodology (if not ‘replacement RM normalised’) to ‘replacement RM normalised’ by 1 April 2021.

Electricity information exchange protocol (EIEP) overview documents

EIEP1 - Detailed ICP billing and volume information

EIEP2 - Aggregated billing and volume information

EIEP3 - Half hour metering information