12.0

<div data-id="1-1.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.1 Introduction</div>

<div data-id="1-1.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2 Purpose and Scope</div>

<div data-id="1-1.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.3 Summary of the Document</div>

<div data-id="1-1.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.4 Terminology</div>

<div data-id="1" style="text-align:left">1 Introduction</div>

<div data-id="2-2.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.1 Purpose and Scope</div>

<div data-id="2-2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.2 Business Objectives</div>

<html><head></head><body><div data-id="2-2.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.3 <u class="defined-term">System</u> Objectives</div></body></html>

<div data-id="2" style="text-align:left">2 Principles and Objectives</div>

<div data-id="3-3.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.1 Introduction</div>

<div data-id="3-3.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.2 Service Scope</div>

<html><head></head><body><div data-id="3-3.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.3 <u class="defined-term">System</u> Scope</div></body></html>

<div data-id="3-3.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.4 Assumption</div>

<div data-id="3-3.5-3.5.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.1 Data Providers</div>

<div data-id="3-3.5-3.5.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.2 Elexon Finance</div>

<html><head></head><body><div data-id="3-3.5-3.5.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.3 <u class="defined-term">Supplier</u>s</div></body></html>

<div data-id="3-3.5-3.5.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.4 <u class='defined-term'>Performance Assurance Board</u></div>

<html><head></head><body><div data-id="3-3.5-3.5.7" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.7 <u class="defined-term">Supplier</u> Charge Apportionment <u class="defined-term">System</u></div></body></html>

<div data-id="3-3.5-3.5.8" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5.8 Pre-P99 <u class='defined-term'>PARMS</u></div>

<div data-id="3-3.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.5 Interfaces</div>

<div data-id="3-3.6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.6 <u class='defined-term'>PARMS</u> Context</div>

<div data-id="3-3.7-3.7.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.1 Data Providers added/deleted</div>

<html><head></head><body><div data-id="3-3.7-3.7.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.2 <u class="defined-term">Supplier</u>s added/deleted</div></body></html>

<div data-id="3-3.7-3.7.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.3 Contact Details</b> added/modified/deleted</div>

<html><head></head><body><div data-id="3-3.7-3.7.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.4 </b><b>Change o</b>f <u class="defined-term">Supplier</u> Ownership within Reporting Period</div></body></html>

<div data-id="3-3.7-3.7.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.5 Dat</b>a Providers sending Output Data</div>

<div data-id="3-3.7-3.7.6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.6 S<b>VA</b>A sending Annual <u class='defined-term'>GSP Group Take</u> Data</div>

<div data-id="3-3.7-3.7.7" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.7 S<b>VAA</b> Sending <u class='defined-term'>Consumption Data</u></div>

<div data-id="3-3.7-3.7.8" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.8 Ele<b>xo</b>n sending Funding Share data</div>

<div data-id="3-3.7-3.7.9" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.9 S<b>up</b>pliers sending Data Provider Information</div>

<html><head></head><body><div data-id="3-3.7-3.7.10" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.10 CRA</b> sending <u class="defined-term">BM Unit</u> registration data</div></body></html>

<div data-id="3-3.7-3.7.11" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.11 Cha<b>ng</b>es to <u class='defined-term'>Market Domain Data</u></div>

<div data-id="3-3.7-3.7.12" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.12 Queries/amen</b>dments raised by reviewers/approvers of reports generated by <u class='defined-term'>PARMS</u></div>

<div data-id="3-3.7-3.7.13" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7.13 Ap<b>pr</b>oval of Reports</div>

<div data-id="3-3.7-3.7.14" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.14 <u class='defined-term'>Serial</u> a</b>dded/modified/deleted</div>

<div data-id="3-3.7-3.7.15" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.15 Standar</b>d added/modified/deleted</div>

<div data-id="3-3.7-3.7.16" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.16 Arc</b>hiving</div>

<div data-id="3-3.7-3.7.17" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><b>3.7.17 Appl</b>ication of Force Majeure and Error Correction</div>

<div data-id="3-3.7" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.7 Business Events</div>

<div data-id="3" style="text-align:left">3 Business Description</div>

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

<div data-id="4-4.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">4.2 Non-Functional Requirements</div>

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

<div data-id="4" style="text-align:left">4 Requirements Catalogue</div>

<div data-id="5-5.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.1 Purpose and Scope</div>

<div data-id="5-5.2-5.2.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.1 Manage Standing Data</div>

<div data-id="5-5.2-5.2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.2 Produce PAA Output Data</div>

<div data-id="5-5.2-5.2.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.3 Manage Performance Data</div>

<div data-id="5-5.2-5.2.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.4 Generate Routine Reports</div>

<html><head></head><body><div data-id="5-5.2-5.2.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.5 <u class="defined-term">Supplier</u> Charges</div></body></html>

<div data-id="5-5.2-5.2.6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2.6 Issue Routine Reports</div>

<div data-id="5-5.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.2 Elementary Process Descriptions</div>

<div data-id="5-5.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">5.3 I/O Descriptions</div>

<div data-id="5" style="text-align:left">5 Data Process Model</div>

<div data-id="6-6.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.1 Purpose and Scope</div>

<div data-id="6-6.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.2 Reporting Periods and Adjustment Periods</div>

<div data-id="6-6.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.3 Logical Data Structure</div>

<div data-id="6-6.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.4 Entity Definitions</div>

<div data-id="6" style="text-align:left">6 Logical Data Model</div>

<div data-id="appendix-a--data-file-formats" style="text-align:left">Appendix A – Data File Formats</div>

<div data-id="appendix-b--data-processing-reports" style="text-align:left">Appendix B – Data Processing Reports</div>

CONTENTS

PARMS User Requirements Specification V12.0

Defined Terms

Cross-references