11.0

<div data-id="this-document-covers" style="text-align:left">This document covers:</div>

<div data-id="1" style="text-align:left">1. What are ECVNs and MVRNs?</div>

<div data-id="2" style="text-align:left"><span lang="en-GB"><b>2. How do I set up a Notification Agent Authorisation?</b></span></div>

<div data-id="ecvna-authorisation-applications-must-specify" style="text-align:left"><u class='defined-term'>ECVNA Authorisation</u> applications must specify:</div>

<div data-id="mvrna-authorisation-applications-must-specify" style="text-align:left"><u class='defined-term'>MVRNA Authorisation</u> applications must specify:</div>

<div data-id="3" style="text-align:left">3. How do I submit <u class='defined-term'>Energy Contract Volume Notification</u>s?</div>

<div data-id="3.1" style="text-align:left">3.1 Submitting a New ECVN</div>

<div data-id="3.2" style="text-align:left">3.2 Submitting an Overwrite Notification</div>

<div data-id="3.3" style="text-align:left">3.3 Submitting an Additive Notification</div>

<div data-id="3.4" style="text-align:left">3.4 Submitting an Overwrite Notification by a New <u class='defined-term'>ECVNA</u></div>

<div data-id="3.5" style="text-align:left">3.5 Submitting an Additive Notification by a New <u class='defined-term'>ECVNA</u></div>

<div data-id="3.6" style="text-align:left">3.6 Notification Submission Summary</div>

<div data-id="3.7" style="text-align:left">3.7 Cancelling Notifications</div>

<div data-id="3.8" style="text-align:left">3.8 Nullification</div>

<div data-id="3.9" style="text-align:left">3.9 <u class='defined-term'>ECVNA</u> <u class='defined-term'>Authorisation Change</u></div>

<div data-id="4" style="text-align:left">4. How do I submit <u class='defined-term'>Metered Volume Reallocation Notification</u>s?</div>

<div data-id="5" style="text-align:left"><span lang="en-US">5. Can I submit a Large Batch of <u class='defined-term'>Volume Notification</u>s?</span></div>

<div data-id="exclusion-of-certain-mvrns" style="text-align:left">Exclusion of Certain MVRNs</div>

<div data-id="rejection-due-to-credit-default" style="text-align:left">Rejection due to <u class='defined-term'>Credit Default</u></div>

<div data-id="effect-of-negative-credit-assessment-load-factor-calf" style="text-align:left">Effect of Negative <u class='defined-term'>Credit Assessment Load Factor</u> (CALF)</div>

<div data-id="treatment-of-overwrite-volumes" style="text-align:left">Treatment of Overwrite Volumes</div>

<div data-id="6" style="text-align:left"><span lang="en-US">6. What Validation is carried out by <u class='defined-term'>ECVAA</u>?</span></div>

<div data-id="7" style="text-align:left">7. Data Flows</div>

<div data-id="8" style="text-align:left">8. Sign Conventions</div>

<div data-id="further-information" style="text-align:left">Further Information</div>

CONTENTS

Volume Notifications V11.0

Defined Terms

Cross-references