49.0

<div data-id="1-1.1-1.1.1" style="margin-left: 3em">1.1.1 Summary</div>

<div data-id="1-1.1" style="margin-left: 2em">1.1 Purpose</div>

<div data-id="1-1.2-1.2.1" style="margin-left: 3em">1.2.1 The Scope of this Document</div>

<div data-id="1-1.2-1.2.2" style="margin-left: 3em">1.2.2 Types of Interface</div>

<div data-id="1-1.2" style="margin-left: 2em">1.2 Scope</div>

<div data-id="1-1.3-1.3.1" style="margin-left: 3em">1.3.1 Introduction</div>

<div data-id="1-1.3-1.3.2" style="margin-left: 3em">1.3.2 The Business Process Level</div>

<div data-id="1-1.3-1.3.3" style="margin-left: 3em">1.3.3 Logical Message Definition</div>

<div data-id="1-1.3-1.3.4" style="margin-left: 3em">1.3.4 Physical Message Definition</div>

<div data-id="1-1.3-1.3.5" style="margin-left: 3em">1.3.5 Data Transfer Protocols</div>

<div data-id="1-1.3" style="margin-left: 2em">1.3 NETA Interface Overview</div>

<div data-id="1-1.4" style="margin-left: 2em">1.4 Summary</div>

<div data-id="1-1.5-1.5.1" style="margin-left: 3em">1.5.1 BSC Documents</div>

<div data-id="1-1.5" style="margin-left: 2em">1.5 References</div>

<div data-id="1-1.6" style="margin-left: 2em">1.6 Abbreviations</div>

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

<div data-id="2-2.1-2.1.1" style="margin-left: 3em">2.1.1 Manual</div>

<div data-id="2-2.1-2.1.2" style="margin-left: 3em">2.1.2 Electronic Data File Transfer</div>

<div data-id="2-2.1-2.1.3" style="margin-left: 3em">2.1.3 <u class='defined-term'>Meter</u> <u class='defined-term'>System</u> Interface</div>

<div data-id="2-2.1-2.1.4" style="margin-left: 3em">2.1.4 <u class='defined-term'>BMRA</u> Publishing Interface</div>

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

<div data-id="2-2.2-2.2.1" style="margin-left: 3em">2.2.1 File Header</div>

<div data-id="2-2.2-2.2.2" style="margin-left: 3em">2.2.2 File Footer</div>

<div data-id="2-2.2-2.2.3" style="margin-left: 3em">2.2.3 Record Formats</div>

<div data-id="2-2.2-2.2.4" style="margin-left: 3em">2.2.4 File Types, Record Types and Repeating Structure</div>

<div data-id="2-2.2-2.2.5" style="margin-left: 3em">2.2.5 File names</div>

<div data-id="2-2.2-2.2.6" style="margin-left: 3em">2.2.6 Unstructured File Format</div>

<div data-id="2-2.2-2.2.7" style="margin-left: 3em">2.2.7 Response Messages</div>

<div data-id="2-2.2-2.2.8" style="margin-left: 3em">2.2.8 Use of Sequence Numbers</div>

<div data-id="2-2.2-2.2.10" style="margin-left: 3em">2.2.10 The CRA Encryption Key</div>

<div data-id="2-2.2-2.2.11" style="margin-left: 3em">2.2.11 Valid Sets</div>

<div data-id="2-2.2-2.2.12" style="margin-left: 3em">2.2.12 Example File Formats</div>

<div data-id="2-2.2" style="margin-left: 2em">2.2 Data File Format</div>

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

<div data-id="3-3.1-3.1.1" style="margin-left: 3em">3.1.1 <u class='defined-term'>BMRA</u> Interfaces</div>

<div data-id="3-3.1-3.1.2" style="margin-left: 3em">3.1.2 <u class='defined-term'>CDCA</u> Interfaces</div>

<div data-id="3-3.1-3.1.3" style="margin-left: 3em">3.1.3 CRA Interfaces</div>

<div data-id="3-3.1-3.1.4" style="margin-left: 3em">3.1.4 <u class='defined-term'>ECVAA</u> Interfaces</div>

<div data-id="3-3.1-3.1.5" style="margin-left: 3em">3.1.5 SAA Interfaces</div>

<div data-id="3-3.1-3.1.6" style="margin-left: 3em">3.1.6 <u class='defined-term'>SVAA</u> Interfaces</div>

<div data-id="3-3.1" style="margin-left: 2em">3.1 Interfaces by <u class='defined-term'>BSC Agent</u></div>

<div data-id="3-3.2-3.2.1" style="margin-left: 3em">3.2.1 BSC <u class='defined-term'>Party</u> Interfaces</div>

<div data-id="3-3.2-3.2.2" style="margin-left: 3em">3.2.2 BSC <u class='defined-term'>Party Agent</u> Interfaces</div>

<div data-id="3-3.2-3.2.3" style="margin-left: 3em">3.2.3 <u class='defined-term'>Market Index Data Provider</u> Interfaces</div>

<div data-id="3-3.2" style="margin-left: 2em">3.2 Interfaces by Corresponding <u class='defined-term'>Party</u></div>

<div data-id="3" style="margin-left: 1em">3 External Interface Summary</div>

<div data-id="4-4.1-4.1.1" style="margin-left: 3em">4.1.1 <u class='defined-term'>Gate Closure</u> Data</div>

<div data-id="4-4.1-4.1.2" style="margin-left: 3em">4.1.2 <u class='defined-term'>Acceptance</u> and <u class='defined-term'>Balancing Services</u> Data</div>

<div data-id="4-4.1-4.1.3" style="margin-left: 3em">4.1.3 Declaration Data</div>

<div data-id="4-4.1" style="margin-left: 2em">4.1 <u class='defined-term'>BMRA</u>-I004: (output) Publish Balancing Mechanism Data</div>

<div data-id="4-4.2" style="margin-left: 2em">4.2 <u class='defined-term'>BMRA</u>-I005: (output) Publish <u class='defined-term'>System</u> Related Data</div>

<div data-id="4-4.3-4.3.1" style="margin-left: 3em">4.3.1 Indicative <u class='defined-term'>System</u> Price Stack Data</div>

<div data-id="4-4.3" style="margin-left: 2em">4.3 <u class='defined-term'>BMRA</u>-I006: (output) Publish Derived Data</div>

<div data-id="4-4.4" style="margin-left: 2em">4.4 <u class='defined-term'>BMRA</u>-I019: (output) Publish <u class='defined-term'>Credit Default</u> Notices</div>

<div data-id="4-4.5" style="margin-left: 2em">4.5 <u class='defined-term'>BMRA</u>-I010: (output) <u class='defined-term'>BMRA</u> Data Exception Reports</div>

<div data-id="4-4.6" style="margin-left: 2em">4.6 <u class='defined-term'>BMRA</u>-I015: (input) Receive <u class='defined-term'>Market Index Data</u></div>

<div data-id="4-4.7" style="margin-left: 2em">4.7 <u class='defined-term'>BMRA</u>-I028: (input) Receive <u class='defined-term'>REMIT</u> Data</div>

<div data-id="4-4.8" style="margin-left: 2em">4.8 <u class='defined-term'>BMRA</u>-I030: (output) Publish <u class='defined-term'>REMIT</u> Data</div>

<div data-id="4-4.9" style="margin-left: 2em">4.9 <u class='defined-term'>BMRA</u>-I031: (output) Publish <u class='defined-term'>Transparency Regulation Data</u></div>

<div data-id="4-4.10" style="margin-left: 2em">4.10 <u class='defined-term'>BMRA</u>-I035: (output) Publish <u class='defined-term'>Trading Unit</u> Data</div>

<div data-id="4-4.11" style="margin-left: 2em">4.11 <u class='defined-term'>BMRA</u>-I037: (output) Publish <u class='defined-term'>Replacement Reserve</u> Data</div>

<div data-id="4-4.12-4.12.1" style="margin-left: 3em">4.12.1 Message Types</div>

<div data-id="4-4.12-4.12.2" style="margin-left: 3em">4.12.2 Message Subject Naming</div>

<div data-id="4-4.12-4.12.3" style="margin-left: 3em">4.12.3 Message Formats</div>

<div data-id="4-4.12-4.12.4" style="margin-left: 3em">4.12.4 Field Type Definitions</div>

<div data-id="4-4.12-4.12.5" style="margin-left: 3em">4.12.5 Message Definitions</div>

<div data-id="4-4.12-4.12.6" style="margin-left: 3em">4.12.6 Format of Data within TIB Messages</div>

<div data-id="4-4.12-4.12.7" style="margin-left: 3em">4.12.7 Writing an Application that Subscribes to TIB Messages</div>

<div data-id="4-4.12" style="margin-left: 2em">4.12 <u class='defined-term'>BMRA</u> TIBCO Message Publishing - Data Formats</div>

<div data-id="4" style="margin-left: 1em">4 <u class='defined-term'>BMRA</u> External Inputs and Outputs</div>

<div data-id="5-5.1" style="margin-left: 2em">5.1 <u class='defined-term'>CDCA</u> Flow Overview</div>

<div data-id="5-5.2" style="margin-left: 2em">5.2 <u class='defined-term'>CDCA</u>-I001: (input) Aggregation rules</div>

<div data-id="5-5.3" style="margin-left: 2em">5.3 <u class='defined-term'>CDCA</u>-I003: (input) <u class='defined-term'>Meter</u> technical data</div>

<div data-id="5-5.4" style="margin-left: 2em">5.4 <u class='defined-term'>CDCA</u>-I004: (output) Notify New <u class='defined-term'>Meter</u> Protocol</div>

<div data-id="5-5.5" style="margin-left: 2em">5.5 <u class='defined-term'>CDCA</u>-I005: (input) Load New <u class='defined-term'>Meter</u> Protocol</div>

<div data-id="5-5.6" style="margin-left: 2em">5.6 <u class='defined-term'>CDCA</u>-I006: (output) <u class='defined-term'>Meter</u> Data for Proving Test</div>

<div data-id="5-5.7" style="margin-left: 2em">5.7 <u class='defined-term'>CDCA</u>-I007: (output) Proving Test Report/Exceptions</div>

<div data-id="5-5.8" style="margin-left: 2em">5.8 <u class='defined-term'>CDCA</u>-I008: (input) Obtain metered data from metering systems</div>

<div data-id="5-5.9" style="margin-left: 2em">5.9 <u class='defined-term'>CDCA</u>-I009: (input) <u class='defined-term'>Meter</u> Period Data Collected via Site Visit</div>

<div data-id="5-5.10" style="margin-left: 2em">5.10 <u class='defined-term'>CDCA</u>-I010: (output) Exception report for missing and invalid meter period data</div>

<div data-id="5-5.11" style="margin-left: 2em">5.11 <u class='defined-term'>CDCA</u>-I011: (input) Dial Readings from meter, for MAR</div>

<div data-id="5-5.12" style="margin-left: 2em">5.12 <u class='defined-term'>CDCA</u>-I012: (output) Report Raw meter Data</div>

<div data-id="5-5.13" style="margin-left: 2em">5.13 <u class='defined-term'>CDCA</u>-I013: (input) Response to Estimated data</div>

<div data-id="5-5.14" style="margin-left: 2em">5.14 <u class='defined-term'>CDCA</u>-I014: (output) Estimated Data Report</div>

<div data-id="5-5.15" style="margin-left: 2em">5.15 <u class='defined-term'>CDCA</u>-I015: (input) Reporting metering system faults</div>

<div data-id="5-5.16" style="margin-left: 2em">5.16 <u class='defined-term'>CDCA</u>-I017: (output) <u class='defined-term'>Meter</u> Reading Schedule for MAR</div>

<div data-id="5-5.17" style="margin-left: 2em">5.17 <u class='defined-term'>CDCA</u>-I018: (output) MAR Reconciliation Report</div>

<div data-id="5-5.18" style="margin-left: 2em">5.18 <u class='defined-term'>CDCA</u>-I019: (output) MAR Remedial Action Report</div>

<div data-id="5-5.19" style="margin-left: 2em">5.19 <u class='defined-term'>CDCA</u>-I021: (input) Notification of <u class='defined-term'>Metering Equipment</u> Work</div>

<div data-id="5-5.20" style="margin-left: 2em">5.20 <u class='defined-term'>CDCA</u>-I022: (input) Distribution <u class='defined-term'>Line Loss Factor</u>s</div>

<div data-id="5-5.21" style="margin-left: 2em">5.21 <u class='defined-term'>CDCA</u>-I023: (output) Missing <u class='defined-term'>Line Loss Factor</u>s</div>

<div data-id="5-5.22" style="margin-left: 2em">5.22 <u class='defined-term'>CDCA</u>-I025: (output) <u class='defined-term'>Aggregation Rules</u> Exceptions</div>

<div data-id="5-5.23" style="margin-left: 2em">5.23 <u class='defined-term'>CDCA</u>-I026: (output) Aggregated <u class='defined-term'>Meter</u> Volume Exceptions</div>

<div data-id="5-5.24" style="margin-left: 2em">5.24 <u class='defined-term'>CDCA</u>-I029: (output) Aggregated <u class='defined-term'>GSP Group Take</u> Volumes</div>

<div data-id="5-5.25" style="margin-left: 2em">5.25 <u class='defined-term'>CDCA</u>-I030: (output) <u class='defined-term'>Meter</u> Period Data for Distribution Area</div>

<div data-id="5-5.26" style="margin-left: 2em">5.26 <u class='defined-term'>CDCA</u>-I033: File Receipt Acknowledgement</div>

<div data-id="5-5.27" style="margin-left: 2em">5.27 <u class='defined-term'>CDCA</u>-I037: (output) Estimated Data Notification</div>

<div data-id="5-5.28" style="margin-left: 2em">5.28 <u class='defined-term'>CDCA</u>-I038: (output) Reporting metering system faults</div>

<div data-id="5-5.29" style="margin-left: 2em">5.29 <u class='defined-term'>CDCA</u>-I041: (output) <u class='defined-term'>Interconnector</u> Aggregation Report</div>

<div data-id="5-5.30" style="margin-left: 2em">5.30 <u class='defined-term'>CDCA</u>-I042: (output) <u class='defined-term'>BM Unit</u> Aggregation Report</div>

<div data-id="5-5.31" style="margin-left: 2em">5.31 <u class='defined-term'>CDCA</u>-I044: (input) <u class='defined-term'>Meter</u> <u class='defined-term'>System</u> Proving Validation</div>

<div data-id="5-5.32" style="margin-left: 2em">5.32 <u class='defined-term'>CDCA</u>-I045: (input) <u class='defined-term'>Meter</u> Data from routine work and <u class='defined-term'>Meter</u>ing Faults</div>

<div data-id="5-5.33" style="margin-left: 2em">5.33 <u class='defined-term'>CDCA</u>-I046: (output) Site Visit Inspection Report</div>

<div data-id="5-5.34" style="margin-left: 2em">5.34 <u class='defined-term'>CDCA</u>-I047: (output) Correspondence Receipt Acknowledgement</div>

<div data-id="5-5.35" style="margin-left: 2em">5.35 <u class='defined-term'>CDCA</u>-I048: (output) Report of <u class='defined-term'>Aggregation Rules</u></div>

<div data-id="5-5.36" style="margin-left: 2em">5.36 <u class='defined-term'>CDCA</u>-I051: (output) Report <u class='defined-term'>Meter Technical Details</u></div>

<div data-id="5-5.37" style="margin-left: 2em">5.37 <u class='defined-term'>CDCA</u>-I054:(output) <u class='defined-term'>Meter</u> Status Report</div>

<div data-id="5-5.38" style="margin-left: 2em">5.38 <u class='defined-term'>CDCA</u>-I055: (input) Transfer from <u class='defined-term'>SMRS</u> information</div>

<div data-id="5-5.39" style="margin-left: 2em">5.39 <u class='defined-term'>CDCA</u>-I057: (input) Transfer to <u class='defined-term'>SMRS</u> information</div>

<div data-id="5-5.40" style="margin-left: 2em">5.40 <u class='defined-term'>CDCA</u>-I059: (output) Initial <u class='defined-term'>Meter</u> Reading Report</div>

<div data-id="5-5.41" style="margin-left: 2em">5.41 <u class='defined-term'>CDCA</u>-I060: (input) SVA <u class='defined-term'>Party Agent</u> Details</div>

<div data-id="5-5.42" style="margin-left: 2em">5.42 <u class='defined-term'>CDCA</u>-I067: (input) Disconnected <u class='defined-term'>BM Unit</u>s</div>

<div data-id="5" style="margin-left: 1em">5 <u class='defined-term'>CDCA</u> External Inputs and Outputs</div>

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

<div data-id="6-6.2" style="margin-left: 2em">6.2 CRA-I001: (input) BSC <u class='defined-term'>Party Registration Data</u></div>

<div data-id="6-6.3" style="margin-left: 2em">6.3 CRA-I002: (input) <u class='defined-term'>Interconnector Administrator</u> Registration Data</div>

<div data-id="6-6.4" style="margin-left: 2em">6.4 CRA-I003: (input) BSC <u class='defined-term'>Party Agent</u> Registration Data</div>

<div data-id="6-6.5" style="margin-left: 2em">6.5 CRA-I005: (input) <u class='defined-term'>BM Unit</u> Registration Data</div>

<div data-id="6-6.6" style="margin-left: 2em">6.6 CRA-I006: (input) <u class='defined-term'>Trading Unit</u> Registration</div>

<div data-id="6-6.7" style="margin-left: 2em">6.7 CRA-I007: (input/output) <u class='defined-term'>Boundary Point</u> and <u class='defined-term'>System</u> Connection Point Data</div>

<div data-id="6-6.8" style="margin-left: 2em">6.8 CRA-I008: (input) <u class='defined-term'>Interconnector</u> Registration Details</div>

<div data-id="6-6.9" style="margin-left: 2em">6.9 CRA-I012: (output) CRA Encryption Key</div>

<div data-id="6-6.10" style="margin-left: 2em">6.10 CRA-I014: (output) Registration Report</div>

<div data-id="6-6.11" style="margin-left: 2em">6.11 CRA-I021: (output) Registered Service List</div>

<div data-id="6-6.12" style="margin-left: 2em">6.12 CRA-I024: (output) Certification and Accreditation Status Report</div>

<div data-id="6-6.13" style="margin-left: 2em">6.13 CRA-I025: Receive Acknowledgement</div>

<div data-id="6-6.14" style="margin-left: 2em">6.14 CRA-I026: Issue Acknowledgement</div>

<div data-id="6-6.15" style="margin-left: 2em">6.15 CRA-I027: (input) <u class='defined-term'>GSP Group</u> and GSP Registration</div>

<div data-id="6-6.16" style="margin-left: 2em">6.16 CRA-I031: (input) <u class='defined-term'>Metering System</u> Data</div>

<div data-id="6-6.17" style="margin-left: 2em">6.17 CRA-I034: (input) Flexible Reporting Request</div>

<div data-id="6-6.18" style="margin-left: 2em">6.18 CRA-I038: Transfer from <u class='defined-term'>SMRS</u> information</div>

<div data-id="6-6.19" style="margin-left: 2em">6.19 CRA-I040: Transfer to <u class='defined-term'>SMRS</u> information</div>

<div data-id="6-6.20" style="margin-left: 2em">6.20 CRA-I048: GC or <u class='defined-term'>DC Breach Notification</u></div>

<div data-id="6-6.21" style="margin-left: 2em">6.21 CRA-I049: GC or DC Breach Estimation Challenge</div>

<div data-id="6-6.22" style="margin-left: 2em">6.22 CRA-I051: Notification of Breach Challenge Data</div>

<div data-id="6" style="margin-left: 1em">6 CRA External Inputs and Outputs</div>

<div data-id="7-7.1" style="margin-left: 2em">7.1 <u class='defined-term'>ECVAA</u> Flow Overview</div>

<div data-id="7-7.2" style="margin-left: 2em">7.2 <u class='defined-term'>ECVAA</u>-I002: (input) <u class='defined-term'>ECVNA</u>A Data</div>

<div data-id="7-7.3" style="margin-left: 2em">7.3 <u class='defined-term'>ECVAA</u>-I003: (input) <u class='defined-term'>MVRNA</u>A Data</div>

<div data-id="7-7.4" style="margin-left: 2em">7.4 <u class='defined-term'>ECVAA</u>-I004: (input) ECVN</div>

<div data-id="7-7.5" style="margin-left: 2em">7.5 <u class='defined-term'>ECVAA</u>-I005: (input) MVRN</div>

<div data-id="7-7.6" style="margin-left: 2em">7.6 <u class='defined-term'>ECVAA</u>-I007: (output) <u class='defined-term'>ECVNA</u>A Feedback</div>

<div data-id="7-7.7" style="margin-left: 2em">7.7 <u class='defined-term'>ECVAA</u>-I008: (output) <u class='defined-term'>MVRNA</u>A Feedback</div>

<div data-id="7-7.8" style="margin-left: 2em">7.8 <u class='defined-term'>ECVAA</u>-I009: (output) ECVN Feedback (Rejection)</div>

<div data-id="7-7.9" style="margin-left: 2em">7.9 <u class='defined-term'>ECVAA</u>-I010: (output) MVRN Feedback (Rejection)</div>

<div data-id="7-7.10" style="margin-left: 2em">7.10 <u class='defined-term'>ECVAA</u>-I013: (output) Authorisation Report</div>

<div data-id="7-7.11" style="margin-left: 2em">7.11 <u class='defined-term'>ECVAA</u>-I014: (output) Notification Report</div>

<div data-id="7-7.12" style="margin-left: 2em">7.12 <u class='defined-term'>ECVAA</u>-I018: Receive Acknowledgement</div>

<div data-id="7-7.13" style="margin-left: 2em">7.13 <u class='defined-term'>ECVAA</u>-I019: Issue Acknowledgement</div>

<div data-id="7-7.14" style="margin-left: 2em">7.14 <u class='defined-term'>ECVAA</u>-I022: (output) Forward Contract Report</div>

<div data-id="7-7.15" style="margin-left: 2em">7.15 <u class='defined-term'>ECVAA</u>-I024: (input) <u class='defined-term'>Credit Cover</u> Minimum Eligible Amount Request</div>

<div data-id="7-7.16" style="margin-left: 2em">7.16 <u class='defined-term'>ECVAA</u>-I025: (output) <u class='defined-term'>Credit Cover</u> Minimum Eligible Amount Report</div>

<div data-id="7-7.17" style="margin-left: 2em">7.17 <u class='defined-term'>ECVAA</u>-I028: (output) ECVN <u class='defined-term'>Acceptance</u> Feedback</div>

<div data-id="7-7.18" style="margin-left: 2em">7.18 <u class='defined-term'>ECVAA</u>-I029: (output) MVRN <u class='defined-term'>Acceptance</u> Feedback</div>

<div data-id="7-7.19" style="margin-left: 2em">7.19 Forward Contract Report Start Period Override</div>

<div data-id="7-7.20" style="margin-left: 2em">7.20 <u class='defined-term'>ECVAA</u>-I021: (output) Credit Limit Warning</div>

<div data-id="7-7.21" style="margin-left: 2em">7.21 <u class='defined-term'>ECVAA</u>-I037: (input) Receive <u class='defined-term'>Volume Notification Nullification Request</u></div>

<div data-id="7-7.22" style="margin-left: 2em">7.22 <u class='defined-term'>ECVAA</u>-I038: (output) Issue <u class='defined-term'>Volume Notification Nullification Confirmation Report</u></div>

<div data-id="7-7.23" style="margin-left: 2em">7.23 <u class='defined-term'>ECVAA</u>-I039: (output) Issue Nullification Completion Report</div>

<div data-id="7-7.24-7.24.1" style="margin-left: 3em">7.24.1 Sign Convention</div>

<div data-id="7-7.24-7.24.2" style="margin-left: 3em">7.24.2 Notes on functionality</div>

<div data-id="7-7.24-7.24.3" style="margin-left: 3em">7.24.3 Notes on Notification Processing and Reporting</div>

<div data-id="7-7.24" style="margin-left: 2em">7.24 Additional Clarification on <u class='defined-term'>ECVAA</u> Interfaces</div>

<div data-id="7-7.25" style="margin-left: 2em">7.25 <u class='defined-term'>ECVAA</u>-I042: Banning/Unbannimg Individual User Access to the <u class='defined-term'>ECVAA</u> Web Service</div>

<div data-id="7-7.26" style="margin-left: 2em">7.26 <u class='defined-term'>ECVAA</u>-I043: <u class='defined-term'>ECVAA</u> Web Service – BSC <u class='defined-term'>Party</u> View ECVNs</div>

<div data-id="7-7.27" style="margin-left: 2em">7.27 <u class='defined-term'>ECVAA</u>-I044: <u class='defined-term'>ECVAA</u> Web Service – BSC <u class='defined-term'>Party</u> View MVRNs</div>

<div data-id="7-7.28" style="margin-left: 2em">7.28 7<u class='defined-term'>ECVAA</u>-I045: <u class='defined-term'>ECVAA</u> Web Service – <u class='defined-term'>ECVNA</u> View ECVNs.</div>

<div data-id="7-7.29" style="margin-left: 2em">7.29 <u class='defined-term'>ECVAA</u>-I046: <u class='defined-term'>ECVAA</u> Web Service – <u class='defined-term'>MVRNA</u> View MVRNs.</div>

<div data-id="7" style="margin-left: 1em">7 <u class='defined-term'>ECVAA</u> External Inputs and Outputs</div>

<div data-id="8-8.1" style="margin-left: 2em">8.1 SAA Flow Overview</div>

<div data-id="8-8.2" style="margin-left: 2em">8.2 SAA-I006: (input) <u class='defined-term'>BM Unit Metered Volume</u>s for <u class='defined-term'>Interconnector User</u>s</div>

<div data-id="8-8.3" style="margin-left: 2em">8.3 SAA-I012: (input) Dispute Notification</div>

<div data-id="8-8.4-8.4.1" style="margin-left: 3em">8.4.1 Aggregate <u class='defined-term'>Party</u> Day Charges</div>

<div data-id="8-8.4-8.4.2" style="margin-left: 3em">8.4.2 Aggregate VLP Day Charges</div>

<div data-id="8-8.4-8.4.3" style="margin-left: 3em">8.4.3 Aggregate <u class='defined-term'>Party</u> Period Charges</div>

<div data-id="8-8.4-8.4.4" style="margin-left: 3em">8.4.4 Aggregate VLP Period Charges</div>

<div data-id="8-8.4-8.4.5" style="margin-left: 3em">8.4.5 <u class='defined-term'>System</u> Period Data</div>

<div data-id="8-8.4-8.4.6" style="margin-left: 3em">8.4.6 VLP <u class='defined-term'>System</u> Period Data</div>

<div data-id="8-8.4-8.4.7" style="margin-left: 3em">8.4.7 <u class='defined-term'>System</u> <u class='defined-term'>Quarter Hour</u> Data (following the TERRE P344 Final Implementation Date)</div>

<div data-id="8-8.4-8.4.8" style="margin-left: 3em">8.4.8 Account Period Data</div>

<div data-id="8-8.4-8.4.9" style="margin-left: 3em">8.4.9 <u class='defined-term'>Virtual Balancing Account</u> Period Data</div>

<div data-id="8-8.4-8.4.10" style="margin-left: 3em">8.4.10 Account Period BMU Data</div>

<div data-id="8-8.4-8.4.11" style="margin-left: 3em">8.4.11 <u class='defined-term'>BM Unit</u> Period Data</div>

<div data-id="8-8.4-8.4.12" style="margin-left: 3em">8.4.12 <u class='defined-term'>Secondary BM Unit</u> Period Data</div>

<div data-id="8-8.4-8.4.13" style="margin-left: 3em">8.4.13 <u class='defined-term'>BM Unit</u> Period RR Data</div>

<div data-id="8-8.4-8.4.14" style="margin-left: 3em">8.4.14 <u class='defined-term'>BM Unit</u> <u class='defined-term'>Quarter Hour</u> RR Data</div>

<div data-id="8-8.4-8.4.15" style="margin-left: 3em">8.4.15 <u class='defined-term'>Replacement Reserve Bid</u></div>

<div data-id="8-8.4-8.4.16" style="margin-left: 3em">8.4.16 RR Auction Period</div>

<div data-id="8-8.4-8.4.17" style="margin-left: 3em">8.4.17 RR Auction Point</div>

<div data-id="8-8.4-8.4.18" style="margin-left: 3em">8.4.18 RR Activation</div>

<div data-id="8-8.4-8.4.19" style="margin-left: 3em">8.4.19 RR Activation Point</div>

<div data-id="8-8.4-8.4.20" style="margin-left: 3em">8.4.20 <u class='defined-term'>Bid-Offer Data</u></div>

<div data-id="8-8.4-8.4.22" style="margin-left: 3em">8.4.22 <u class='defined-term'>Market Index Data</u></div>

<div data-id="8-8.4-8.4.23" style="margin-left: 3em">8.4.23 <u class='defined-term'>Balancing Services Adjustment Action</u> Data</div>

<div data-id="8-8.4-8.4.24" style="margin-left: 3em">8.4.24 <u class='defined-term'>BM Unit</u> <u class='defined-term'>Bid-Offer Pair</u> <u class='defined-term'>Acceptance Volume</u> Data</div>

<div data-id="8-8.4" style="margin-left: 2em">8.4 SAA-I014: (output) Settlement Reports</div>

<div data-id="8-8.5" style="margin-left: 2em">8.5 SAA-I016: (output) <u class='defined-term'>Settlement Calendar</u></div>

<div data-id="8" style="margin-left: 1em">8 SAA External Inputs and Outputs</div>

CONTENTS

NETA Interface Definition and Design Document Part 1 – Interfaces with BSC Parties and their Agents V49.0