<div data-id="introduction" style="text-align:left">Introduction</div>

<html><head></head><body><div data-id="virtual-lead-party-vlp-and-asset-metering-virtual-lead-party-amvlp--entering-the-market" style="text-align:left">Virtual <u class="defined-term">Lead <u class="defined-term">Party</u></u> (VLP) and <u class="defined-term"><u class="defined-term">Asset</u> <u class="defined-term">Meter</u></u>ing Virtual <u class="defined-term">Lead <u class="defined-term">Party</u></u> (AMVLP) – Entering the Market</div></body></html>

<div data-id="cva-market-entry" style="text-align:left">CVA Market Entry</div>

<div data-id="accession" style="text-align:left">Accession</div>

<div data-id="appoint-authorised-signatories" style="text-align:left">Appoint Authorised Signatories</div>

<div data-id="order-communications-line" style="text-align:left">Order <u class='defined-term'>Communication</u>s Line</div>

<div data-id="cva-qualification-testing" style="text-align:left">CVA <u class='defined-term'>Qualification</u> testing</div>

<div data-id="funds-accession" style="text-align:left">Funds Accession</div>

<div data-id="nominate-operational-contracts" style="text-align:left">Nominate operational contracts</div>

<html><head></head><body><div data-id="register-party-role" style="text-align:left">Register <u class="defined-term">Party</u> Role</div></body></html>

<div data-id="sva-qualification-process" style="text-align:left">SVA <u class='defined-term'>Qualification Process</u></div>

<div data-id="planning-meeting" style="text-align:left">Planning meeting</div>

<div data-id="completionsubmission-of-the-sad" style="text-align:left">Completion/submission of the SAD</div>

<div data-id="pab-approval" style="text-align:left">PAB Approval</div>

<html><head></head><body><div data-id="market-entry-and-party-registration-process" style="text-align:left">Market Entry and <u class="defined-term">Party</u> Registration Process</div></body></html>

<html><head></head><body><div data-id="registration-of-secondary-bm-units" style="margin-left:0.2in;text-align:left;text-indent:-0.2in">Registration of <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u>s</div></body></html>

<html><head></head><body><div data-id="msid-pair-allocation--p0278" style="margin-left:0.2in;text-align:left;text-indent:-0.2in"><u class="defined-term"><u class="defined-term">MSID</u> Pair</u> Allocation – P0278</div></body></html>

<html><head></head><body><div data-id="completing-the-msid-pair-allocation-template" style="text-align:left">Completing the <u class="defined-term"><u class="defined-term">MSID</u> Pair</u> Allocation template</div></body></html>

<html><head></head><body><div data-id="asset-meter-registration-and-amsid-pair-allocation" style="margin-left:0.2in;text-align:left;text-indent:-0.2in"><u class="defined-term"><u class="defined-term">Asset</u> <u class="defined-term">Meter</u></u> Registration and <u class="defined-term">A<u class="defined-term"><u class="defined-term">MSID</u> Pair</u></u> Allocation</div></body></html>

<html><head></head><body><div data-id="stage-1" style="text-align:left"><u class="defined-term">Stage</u> 1: <u class="defined-term">Asset</u> Registration</div></body></html>

<html><head></head><body><div data-id="stage-2" style="text-align:left"><u class="defined-term">Stage</u> 2: AMVLP Agent Registration</div></body></html>

<html><head></head><body><div data-id="stage-3" style="text-align:left"><u class="defined-term">Stage</u> 3: <u class="defined-term"><u class="defined-term">Asset</u> <u class="defined-term">Meter</u></u> Registration</div></body></html>

<html><head></head><body><div data-id="allocation-of-asset-meters-to-a-secondary-bm-unit" style="text-align:left">Allocation of <u class="defined-term"><u class="defined-term">Asset</u> <u class="defined-term">Meter</u></u>s to a <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u></div></body></html>

<html><head></head><body><div data-id="secondary-bm-units-meters-and-asset-meters" style="text-align:left"><u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u>s, <u class="defined-term"><u class="defined-term">Meter</u></u>s and <u class="defined-term"><u class="defined-term">Asset</u> Meter</u>s</div></body></html>

<html><head></head><body><div data-id="registering-an-additional-or-secondary-bm-unit-and-associated-metering-systems-to-use-settlement-expected-volumes" style="margin-left:0.2in;text-align:left;text-indent:-0.2in">Registering an Additional or <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u> and associated <u class="defined-term"><u class="defined-term"><u class="defined-term">Meter</u>ing <u class="defined-term">System</u></u></u>s to use <u class="defined-term"><u class="defined-term">Settlement</u> Expected Volumes</u></div></body></html>

<html><head></head><body><div data-id="baselining-methodology" style="margin-left:0.2in;text-align:left;text-indent:-0.2in"><u class="defined-term">Baselining Methodology</u></div></body></html>

<div data-id="event-days" style="margin-left:0.2in;text-align:left;text-indent:-0.2in">Event Days</div>

<div data-id="data-flows-for-baselining-statuses-and-event-days" style="margin-left:0.2in;text-align:left;text-indent:-0.2in">Data flows for Baselining Statuses and Event Days</div>

<html><head></head><body><div data-id="settlement-expected-volumes-and-baselining-methodologies" style="text-align:left"><u class="defined-term"><u class="defined-term">Settlement</u> Expected Volumes</u> and Baselining Methodologies</div></body></html>

<html><head></head><body><div data-id="imbalance-settlements-for-vlps-and-amvlps" style="text-align:left">Imbalance <u class="defined-term">Settlement</u>s for VLPs and AMVLPs</div></body></html>

<div data-id="data-flows" style="text-align:left">Data flows</div>

<div data-id="trading-charges" style="text-align:left">Trading charges</div>

<html><head></head><body><div data-id="lifecycle-of-the-trading-day-and-how-we-calculate-settlement-for-vlps-and-amvlps" style="text-align:left">Lifecycle of the trading day and how we calculate <u class="defined-term">Settlement</u> for VLPs and AMVLPs</div></body></html>

<html><head></head><body><div data-id="can-other-bsc-parties-have-aggregated-secondary-bm-units" style="text-align:left">Can other BSC parties have aggregated <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u>s?</div></body></html>

<div data-id="can-you-register-in-multiple-roles" style="text-align:left">Can you register in multiple roles?</div>

<div data-id="where-can-you-find-a-list-of-all-the-charges-vlps-and-amvlps-face" style="text-align:left">Where can you find a list of all the charges VLPs and AMVLPs face?</div>

<div data-id="can-vlps-and-amlvps-register-assets-on-behalf-of-a-third-party-ie-a-clients-assets" style="text-align:left">Can VLPs and AMLVPs register assets on behalf of a third party (i.e. a client’s assets)?</div>

<div data-id="can-vlps-amvlps-use-a-trading-agent-to-participate-in-bm" style="text-align:left">Can VLPs AMVLPs use a trading agent to participate in BM?</div>

<div data-id="what-are-the-penalties-for-over-and-under-delivery" style="text-align:left">What are the penalties for over and under delivery?</div>

<html><head></head><body><div data-id="is-there-a-limit-to-the-size-in-mw-of-secondary-bm-units" style="text-align:left">Is there a limit to the size in MW of secondary <u class="defined-term">BM Unit</u>s?</div></body></html>

<html><head></head><body><div data-id="in-the-case-the-bm-unit-is-larger-than-50mw-or-100mw-are-there-any-additional-requirements-on-the-bm-unit-metering-etc" style="text-align:left">In the case the <u class="defined-term">BM Unit</u> is larger than 50MW or 100MW, are there any additional requirements on the <u class="defined-term">BM Unit</u> (metering etc.)?</div></body></html>

<html><head></head><body><div data-id="what-data-does-a-vlp-or-amvlp-need-to-send-to-elexon-for-a-secondary-bm-unit-on-a-daily-basis" style="text-align:left">What data does a VLP or AMVLP need to send to Elexon for a <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u> on a daily basis?</div></body></html>

<html><head></head><body><div data-id="can-a-vlp-or-amvlp-setup-mvrn-authorisations-for-a-secondary-bm-unit" style="text-align:left">Can a VLP or AMVLP setup MVRN Authorisations for a <u class="defined-term">Secondary <u class="defined-term">BM Unit</u></u>?</div></body></html>

<html><head></head><body><div data-id="what-if-an-overlap-occurs-when-submitting-msid--amsid-pairs" style="text-align:left">What if an overlap occurs when submitting <u class="defined-term"><u class="defined-term">MSID</u></u> / <u class="defined-term">A<u class="defined-term">MSID Pair</u></u>s?</div></body></html>

<html><head></head><body><div data-id="other-codes" style="text-align:left">Other <u class="defined-term">Code</u>s</div></body></html>

<div data-id="other-considerations" style="text-align:left">Other considerations</div>

<div data-id="relevant-documents" style="text-align:left">Relevant Documents</div>

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

CONTENTS

Wider Access Guidance For Virtual Lead Parties (VLPs), Asset Metering VLPs and Suppliers V5.0

Defined Terms

Cross-references