12.0

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

<div data-id="1-1.2-1.2.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2.1 LLF Methodology Submission and Review</div>

<div data-id="1-1.2-1.2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2.2 Approval of Methodology</div>

<div data-id="1-1.2-1.2.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2.3 LLF Submission and Calculation Audit</div>

<div data-id="1-1.2-1.2.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2.4 Approval of LLFs</div>

<html><head></head><body><div data-id="1-1.2-1.2.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2.5 Implementation of LLFs for use in <u class="defined-term">Settlement</u></div></body></html>

<div data-id="1-1.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.2 Main Users of the Procedure and their Responsibilities</div>

<div data-id="1-1.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.3 Key Milestones</div>

<html><head></head><body><div data-id="1-1.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.4 Balancing and <u class="defined-term">Settlement</u> <u class="defined-term">Code</u> Provision</div></body></html>

<div data-id="1-1.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.5 Associated <u class='defined-term'>BSC Procedure</u>s</div>

<div data-id="1-1.6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.6 Use of the Procedure</div>

<div data-id="1-1.7" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.7 Assistance with using the Procedure</div>

<div data-id="1-1.8-1.8.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.8.1 Acronyms</div>

<div data-id="1-1.8-1.8.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.8.2 Definitions</div>

<div data-id="1-1.8" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">1.8 Acronyms and Definitions</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 Methodology Review for Host <u class='defined-term'>LDSO</u>s and Embedded <u class='defined-term'>LDSO</u>s that do not Mirror</div>

<div data-id="2-2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.2 Methodology Review – Embedded <u class='defined-term'>LDSO</u>s that Mirror</div>

<div data-id="2-2.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.3 Annual Submission and Audit of <u class='defined-term'>Line Loss Factor</u>s (CVA and SVA) – Host <u class='defined-term'>LDSO</u>s and Embedded <u class='defined-term'>LDSO</u>s that do not Mirror</div>

<div data-id="2-2.4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.4 Annual Submission and Audit of LLFs – Embedded <u class='defined-term'>LDSO</u>s that Mirror</div>

<div data-id="2-2.5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">2.5 Mid-year submission of new and revised LLFs<a class="sdfootnoteanc" name="sdfootnote14anc" href="#sdfootnote14sym" data-footnote="Mid year submission of revised LLFs are subject to the criteria defined in the LLF Methodology Principles 14, 15 and 16, see Appendix 3.1 of this document."><sup>14</sup></a></div>

<div data-id="2" style="text-align:left">2. Interface and timetable information</div>

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

<div data-id="3-3.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.2 Guidelines for the approval of LLF Values</div>

<div data-id="3-3.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.3 Use of <u class='defined-term'>Default</u> Values</div>

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

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

<div data-id="3-3.6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">3.6 Appendices</div>

<div data-id="3" style="text-align:left">3. Supporting Information</div>

<div data-id="amendment-record--bscp128" style="text-align: center">AMENDMENT RECORD – BSCP128</div>

CONTENTS

BSCP128: Production, Submission, Audit & Approval of Line Loss Factors V12.0

Defined Terms

Cross-references