<div data-id="annex-s-4-1" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">1. GENERAL</div>

<div data-id="annex-s-4-2" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">2. <span>The <u class='defined-term'>Supplier Meter Registration Service</u></span></div>

<div data-id="annex-s-4-3" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">3. <b><span>Data Collection and Provision</span></b></div>

<div data-id="annex-s-4-4" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">4. <span>Collection and Aggregation of Half-Hourly Data</span></div>

<div data-id="annex-s-4-5" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">5. <span>Data Collection and Aggregation of Non Half Hourly Data</span></div>

<div data-id="annex-s-4-6" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">6. <span><u class='defined-term'>Supplier Volume Allocation</u> Standing Data</span></div>

<div data-id="annex-s-4-7" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">7. <span><u class='defined-term'>Supplier Volume Allocation</u> Periodic Data</span></div>

<div data-id="annex-s-4-8" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">8. <span>Reconciliation Allocation Data Input</span></div>

<div data-id="annex-s-4-9" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">9. <span><u class='defined-term'>Daily Profile Coefficient</u>s</span></div>

<div data-id="annex-s-4-10" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">10. <span><u class='defined-term'>Half Hourly Metering System</u> Consumption</span></div>

<div data-id="annex-s-4-11" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">11. <span><u class='defined-term'>Non Half Hourly Metering System</u> Consumption</span></div>

<div data-id="annex-s-4-12" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">12. <span>Determination of <u class='defined-term'>Load Shape Data</u></span></div>

<div data-id="annex-s-4-13" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">13. <span>Determination of BM Unit’s Period Level Consumption</span></div>

<div data-id="annex-s-4-14" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">14. <span>Volume Allocation</span></div>

<div data-id="annex-s-4-15" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">15. <span>Determination of the <u class='defined-term'>Supplier Quarterly Volume Report</u></span></div>

<div data-id="annex-s-4-16" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">16. <span>Volume Allocation Runs</span></div>

<div data-id="annex-s-4-17" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">17. <span>Trading Disputes</span></div>

<div data-id="annex-s-4-18" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">18. <span>Delays and Failures</span></div>

<div data-id="annex-s-4-19" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">19. <span>Determination of aggregated Non-Final Demand <u class='defined-term'>Metering System Metered Consumption</u></span></div>

<div data-id="annex-s-4-20" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">20. <span>Determination of <u class='defined-term'>Period BM Unit Non Chargeable Demand</u>.</span></div>

<div data-id="annex-s-4-21" style="margin-left:0.69in;text-align:justify;text-indent:-0.69in">21. <span>Transition to the New Settlement Timetable</span></div>

<div data-id="annex-s-4" style="margin-left:0.69in;text-indent:-0.69in;text-align: center">ANNEX S-4: SUPPLIER VOLUME ALLOCATION RULES FOR METERING SYSTEMS DURING TRANSITION</div>

<div data-id="amendment-record--section-s-4" style="margin-left:0.69in;text-indent:-0.69in;text-align: center">AMENDMENT RECORD – SECTION S-4</div>

CONTENTS

BSC Section S-4: Supplier Volume Allocation Rules for Metering Systems During Transition V1.0

Defined Terms

Cross-references