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How do I access the ECVAA Web Service (EWS)?

The ECVAA Web Service (EWS) is a web-based reporting and submission tool that provides Energy Contract Volume Notification (ECVN) and Metered Volume Reallocation Notification (MVRN) data.

This service is available to all BSC Parties, MVRNAs and ECVNAs.

To order the service you need to send a request to For further information read the ECVAA Web Service guidance.