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<div data-id="1" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">1 Management Summary</div>

<div data-id="2" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">2 Introduction</div>

<div data-id="3" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">3 Scope of Specification</div>

<div data-id="4-4.1" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.1 Summary of Business Requirements</div>

<div data-id="4-4.2" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.2 The <u class='defined-term'>Settlement Calendar</u></div>

<div data-id="4-4.3" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.3 Service Context</div>

<div data-id="4-4.4" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.4 Requirements Summary</div>

<div data-id="4-4.5" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.5 Numbering Scheme for Requirement Definitions</div>

<div data-id="4-4.6" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4.6 Attributes of Individual Requirements</div>

<div data-id="4" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">4 Business and <u class='defined-term'>System</u> Overview</div>

<div data-id="5-5.1" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.1 SAA-F001: Produce <u class='defined-term'>Settlement Calendar</u></div>

<div data-id="5-5.2" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.2 SAA-F002: Validate settlement data</div>

<div data-id="5-5.3" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.3 SAA-F003: Validate <u class='defined-term'>SVAA</u> meter data</div>

<div data-id="5-5.4" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.4 SAA-F004: Calculate <u class='defined-term'>Supplier</u> <u class='defined-term'>BM Unit Metered Volume</u>s</div>

<div data-id="5-5.5" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.5 SAA-F005: Calculate balancing mechanism and <u class='defined-term'>Replacement Reserve</u> volumes</div>

<div data-id="5-5.6" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.6 SAA-F006: Calculate BM unit transmission loss multipliers</div>

<div data-id="5-5.7" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.7 SAA-F007: Calculate balancing mechanism <u class='defined-term'>Replacement Reserve</u> cashflows</div>

<div data-id="5-5.8" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.8 SAA-F008: Calculate <u class='defined-term'>Credited Energy Volume</u>s</div>

<div data-id="5-5.9" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.9 SAA-F009: Calculate energy imbalance prices</div>

<div data-id="5-5.10" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.10 SAA-F010: Calculate interconnector error</div>

<div data-id="5-5.11" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.11 SAA-F011: Calculate energy imbalance cashflows</div>

<div data-id="5-5.12" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.12 SAA-F012: Validate Adjustment Data</div>

<div data-id="5-5.13" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.13 SAA-F013: Calculate information imbalance charges</div>

<div data-id="5-5.14" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.14 SAA-F014: Calculate non-delivery volumes</div>

<div data-id="5-5.15" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.15 SAA-F015: Calculate non-delivery charges</div>

<div data-id="5-5.16" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.16 SAA-F016: Calculate system operator BM cashflow</div>

<div data-id="5-5.17" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.17 SAA-F017: Calculate residual cashflows</div>

<div data-id="5-5.18" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.18 SAA-F018: Allocate <u class='defined-term'>BSCCo</u> Ltd Costs (Redundant)</div>

<div data-id="5-5.19" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.19 SAA-F019: Aggregate charges and payments</div>

<div data-id="5-5.20" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.20 SAA-F020: Validate <u class='defined-term'>Market Index Data</u></div>

<div data-id="5-5.21" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.21 SAA-F021: Manage settlement disputes</div>

<div data-id="5-5.22" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.22 SAA-F022: Provide settlement reports</div>

<div data-id="5-5.23" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.23 SAA-F023: Process <u class='defined-term'>Market Index Data Provider</u> Liquidity Thresholds</div>

<div data-id="5-5.24" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.24 SAA-F024: Daily Check for Missing <u class='defined-term'>Settlement</u> Calculation Data Flows</div>

<div data-id="5-5.25" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.25 SAA-F025: Process <u class='defined-term'>Withdrawing Party</u> <u class='defined-term'>Settlement</u> Details</div>

<div data-id="5-5.26" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.26 SAA-F026: Process <u class='defined-term'>Emergency Acceptance</u> Data</div>

<div data-id="5-5.27" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.27 SAA-F027: Calculate <u class='defined-term'>BM Unit Chargeable Demand</u> for EMR</div>

<div data-id="5-5.28" style="margin-left:0in;text-align:justify">5.28 SAA-F029: Calculate <u class='defined-term'>Trading Unit</u> Data</div>

<div data-id="5-5.29" style="margin-left:0in;text-align:justify">5.29 SAA-F030: Build <u class='defined-term'>RR Schedule</u></div>

<div data-id="5-5.30" style="margin-left:0in;text-align:justify">5.30 SAA-F031: Deemed Standard Product Variables</div>

<div data-id="5-5.31" style="margin-left:0in;text-align:justify">5.31 SAA-F032: Period <u class='defined-term'>Supplier BM Unit</u> Delivered Volume for <u class='defined-term'>Secondary BM Unit</u>s</div>

<div data-id="5-5.32" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5.32 SAA-F033: <u class='defined-term'>Deemed Standard Product Volume</u>s and RR Instructed <u class='defined-term'>Deviation Volume</u>s</div>

<div data-id="5" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">5 Functional Requirements</div>

<div data-id="6" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">6 Interface Requirements</div>

<div data-id="7-7.1" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">7.1 SAA-N001: Audit Requirements</div>

<div data-id="7-7.2" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">7.2 SAA-N002: <i>Requirement not currently used</i></div>

<div data-id="7-7.3" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">7.3 SAA-N003: Operational Control</div>

<div data-id="7-7.4" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">7.4 SAA-N004: <i>Requirement not currently used</i></div>

<div data-id="7" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">7 Non-functional Requirements</div>

<div data-id="8" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">8 Service Requirements</div>

<div data-id="9" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">9 User Roles and Activities</div>

<div data-id="appendix-a-glossary" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">Appendix A Glossary</div>

<div data-id="appendix-b-requirements-compliance-matrix" style="margin-left:0.59in;text-align:justify;text-indent:-0.59in">Appendix B Requirements Compliance Matrix</div>

<div data-id="appendix-c-logical-data-model" style="margin-left:1.18in;text-align:justify;text-indent:-1.18in">Appendix C Logical Data Model</div>

<div data-id="appendix-d-business-process-model" style="margin-left:1.18in;text-align:justify;text-indent:-1.18in">Appendix D Business Process Model</div>

<div data-id="appendix-e-price-derivation-code-definitions" style="margin-left:1.18in;text-align:justify;text-indent:-1.18in">Appendix E Price Derivation <u class='defined-term'>Code</u> Definitions</div>

CONTENTS

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Defined Terms

Cross-references