The Central Data Collection Agent is responsible for collecting, validating and aggregating data from metering systems registered by BSC Trading Parties. The purpose of this document is to provide a complete specification of the set of business requirements which the CDCA service must satisfy for all of its various user types. These range from the BSC Parties to BSCCo Ltd and its various agents, including the operators of the CDCA itself and the other BSC services.

19.0

<div data-id="1" style="margin-left: 1em">1 Management Summary</div>

<div data-id="2-2.1" style="margin-left: 2em">2.1 Amendment History</div>

<div data-id="2" style="margin-left: 1em">2 Introduction</div>

<div data-id="3" style="margin-left: 1em">3 Scope of Specification</div>

<div data-id="4-4.1" style="margin-left: 2em">4.1 Summary of Business Requirements</div>

<html><head></head><body><div data-id="4-4.2" style="margin-left: 2em">4.2 The <u class="defined-term"><u class="defined-term">Settlement</u> Calendar</u></div></body></html>

<div data-id="4-4.3" style="margin-left: 2em">4.3 Service Context</div>

<div data-id="4-4.4" style="margin-left: 2em">4.4 Requirements Summary</div>

<div data-id="4-4.5" style="margin-left: 2em">4.5 Numbering Scheme for Requirement Definitions</div>

<div data-id="4-4.6" style="margin-left: 2em">4.6 Attributes of Individual Requirements</div>

<html><head></head><body><div data-id="4" style="margin-left: 1em">4 Business and <u class="defined-term">System</u> Overview</div></body></html>

<div data-id="5-5.1" style="margin-left: 2em">5.1 <u class='defined-term'>CDCA</u>-F001: Validate meter technical details</div>

<div data-id="5-5.2" style="margin-left: 2em">5.2 <u class='defined-term'>CDCA</u>-F002: Validate aggregation rules</div>

<div data-id="5-5.3" style="margin-left: 2em">5.3 <u class='defined-term'>CDCA</u>-F003: Produce report of aggregation rules</div>

<div data-id="5-5.4" style="margin-left: 2em">5.4 <u class='defined-term'>CDCA</u>-F004: Undertake proving tests</div>

<div data-id="5-5.5" style="margin-left: 2em">5.5 <u class='defined-term'>CDCA</u>-F005: Collect metering system data</div>

<div data-id="5-5.6" style="margin-left: 2em">5.6 <u class='defined-term'>CDCA</u>-F006: Manually collect metering system data</div>

<div data-id="5-5.7" style="margin-left: 2em">5.7 <u class='defined-term'>CDCA</u>-F007: Validation of meter readings</div>

<div data-id="5-5.8" style="margin-left: 2em">5.8 <u class='defined-term'>CDCA</u>-F008: Report meter reading exceptions</div>

<html><head></head><body><div data-id="5-5.9" style="margin-left: 2em">5.9 <u class="defined-term">CDCA</u>-F009: <u class="defined-term">Meter</u> reading estimation</div></body></html>

<div data-id="5-5.10" style="margin-left: 2em">5.10 <u class='defined-term'>CDCA</u>-F010: Reporting of alternative methods of estimation</div>

<div data-id="5-5.11" style="margin-left: 2em">5.11 <u class='defined-term'>CDCA</u>-F011: Reporting of estimations</div>

<div data-id="5-5.12" style="margin-left: 2em">5.12 <u class='defined-term'>CDCA</u>-F011a: Estimation and Reporting of <u class='defined-term'>Demand Disconnection</u> Volumes</div>

<div data-id="5-5.13" style="margin-left: 2em">5.13 <u class='defined-term'>CDCA</u>-F012: Resolving metering system faults</div>

<html><head></head><body><div data-id="5-5.14" style="margin-left: 2em">5.14 <u class="defined-term">CDCA</u>-F013: Undertake <u class="defined-term"><u class="defined-term">Meter</u> Advance Reconciliation</u></div></body></html>

<div data-id="5-5.15" style="margin-left: 2em">5.15 <u class='defined-term'>CDCA</u>-F014: Investigate MAR discrepancies</div>

<div data-id="5-5.16" style="margin-left: 2em">5.16 <u class='defined-term'>CDCA</u>-F015: Inform BSCCo Ltd of MAR errors</div>

<html><head></head><body><div data-id="5-5.17" style="margin-left: 2em">5.17 <u class="defined-term">CDCA</u>-F016: Calculate <u class="defined-term">Credit Cover</u> BMU <u class="defined-term">Meter</u> Volume Data</div></body></html>

<html><head></head><body><div data-id="5-5.18" style="margin-left: 2em">5.18 <u class="defined-term">CDCA</u>-F017: Change of <u class="defined-term"><u class="defined-term">Meter</u></u> and <u class="defined-term">Outstation</u></div></body></html>

<div data-id="5-5.19" style="margin-left: 2em">5.19 <u class='defined-term'>CDCA</u>-F018: Validation of <u class='defined-term'>Line Loss Factor</u>s</div>

<div data-id="5-5.20" style="margin-left: 2em">5.20 <u class='defined-term'>CDCA</u>-F019: Application of <u class='defined-term'>Line Loss Factor</u>s to meter readings</div>

<div data-id="5-5.22" style="margin-left: 2em">5.22 <u class='defined-term'>CDCA</u>-F021: Time keeping</div>

<html><head></head><body><div data-id="5-5.23" style="margin-left: 2em">5.23 <u class="defined-term">CDCA</u>-F022: Report raw meter readings to BSC <u class="defined-term">Party</u></div></body></html>

<div data-id="5-5.24" style="margin-left: 2em">5.24 <u class='defined-term'>CDCA</u>-F023: Report raw meter readings to Distribution Businesses</div>

<div data-id="5-5.25" style="margin-left: 2em">5.25 <u class='defined-term'>CDCA</u>-F024: Report raw meter readings to <u class='defined-term'>NETSO</u></div>

<div data-id="5-5.26" style="margin-left: 2em">5.26 <u class='defined-term'>CDCA</u>-F025: Calculate aggregated <u class='defined-term'>Interconnector</u> meter flow volume</div>

<div data-id="5-5.27" style="margin-left: 2em">5.27 <u class='defined-term'>CDCA</u>-F026: Calculate aggregated BM unit meter volumes</div>

<div data-id="5-5.28" style="margin-left: 2em">5.28 <u class='defined-term'>CDCA</u>-F027: Calculate aggregated <u class='defined-term'>GSP Group Take</u> volumes</div>

<div data-id="5-5.29" style="margin-left: 2em">5.29 <u class='defined-term'>CDCA</u>-F028: Report aggregation exceptions</div>

<html><head></head><body><div data-id="5-5.30" style="margin-left: 2em">5.30 <u class="defined-term">CDCA</u>-F029: <u class="defined-term">Meter</u> communications management</div></body></html>

<div data-id="5-5.31" style="margin-left: 2em">5.31 <u class='defined-term'>CDCA</u>-F030: Performance reporting</div>

<div data-id="5-5.32" style="margin-left: 2em">5.32 <u class='defined-term'>CDCA</u>-F031: Receive settlement calendar</div>

<div data-id="5-5.33" style="margin-left: 2em">5.33 <u class='defined-term'>CDCA</u>-F032: <u class='defined-term'>CDCA</u> data to be archived</div>

<html><head></head><body><div data-id="5-5.34" style="margin-left: 2em">5.34 <u class="defined-term">CDCA</u>-F033: <u class="defined-term">Settlement</u> reporting</div></body></html>

<html><head></head><body><div data-id="5-5.35" style="margin-left: 2em">5.35 <u class="defined-term">CDCA</u>-F034: <u class="defined-term">Meter</u>ing protocols</div></body></html>

<div data-id="5-5.36" style="margin-left: 2em">5.36 <u class='defined-term'>CDCA</u>-F035: Transfer from <u class='defined-term'>SMRS</u></div>

<div data-id="5-5.37" style="margin-left: 2em">5.37 <u class='defined-term'>CDCA</u>-F036: Transfer to <u class='defined-term'>SMRS</u></div>

<div data-id="5-5.38" style="margin-left: 2em">5.38 <u class='defined-term'>CDCA</u>-F037: Registration Assistance</div>

<div data-id="5-5.39" style="margin-left: 2em">5.39 <u class='defined-term'>CDCA</u>-F038: Report Aggregated Volumes</div>

<div data-id="5-5.40" style="margin-left: 2em">5.40 <u class='defined-term'>CDCA</u>-F039: <u class='defined-term'>PARMS</u> reporting</div>

<div data-id="5" style="margin-left: 1em">5 Functional Requirements</div>

<div data-id="6-6.1" style="margin-left: 2em">6.1 Overview</div>

<div data-id="6" style="margin-left: 1em">6 Interface Requirements</div>

<div data-id="7" style="margin-left: 1em">7 Non-functional Requirements</div>

<div data-id="8-8.1" style="margin-left: 2em">8.1 <u class='defined-term'>CDCA</u>-S001: Volumetric Requirements</div>

<div data-id="8-8.2" style="margin-left: 2em">8.2 <u class='defined-term'>CDCA</u>-S002: Data Quality</div>

<div data-id="8" style="margin-left: 1em">8 Service Requirements</div>

<div data-id="9" style="margin-left: 1em">9 User Roles and Activities</div>

<div data-id="appendix-a-glossary" style="margin-left:0.79in;text-align:left;text-indent:-0.79in">Appendix A Glossary</div>

<div data-id="appendix-b-requirements-compliance-matrix" style="margin-left:0.79in;text-align:left;text-indent:-0.79in">Appendix B Requirements Compliance Matrix</div>

<div data-id="appendix-c-logical-data-model" style="margin-left:0.79in;text-align:left;text-indent:-0.79in">Appendix C Logical Data Model</div>

<div data-id="appendix-d-calculation-of-tolerances" style="margin-left:0.79in;text-align:left;text-indent:-0.79in">Appendix D Calculation of Tolerances</div>

CONTENTS

Central Data Collection Agent (CDCA) User Requirements Specification V19.0

Defined Terms

Cross-references