This Code of Practice states the practices that shall be employed, and the facilities that shall be provided for the measurement and recording of the quantities required for Settlement purposes. This Code of Practice specifically applies to Direct Connected Metering Equipment to be installed for the metering of energy imports via low voltage circuits fused at 100 AMPS or less per phase.

<div data-id="1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">1. </span>FOREWORD</div>

<div data-id="2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">2. </span>SCOPE</div>

<div data-id="3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">3. </span>REFERENCES</div>

<div data-id="4-4.1" style="text-align:left">4.1 <u class='defined-term'>Active Energy</u> *</div>

<div data-id="4-4.2" style="text-align:left">4.2 <u class='defined-term'>Active Power</u> *</div>

<div data-id="4-4.3" style="text-align:left">4.3 Demand Period ‡</div>

<div data-id="4-4.4" style="text-align:left">4.4 Demand Values ‡</div>

<div data-id="4-4.5" style="text-align:left">4.5 Electricity *</div>

<div data-id="4-4.6" style="text-align:left">4.6 Energy Storage Device ‡</div>

<div data-id="4-4.8" style="text-align:left">4.8 <u class='defined-term'>Import</u> †</div>

<div data-id="4-4.9" style="text-align:left">4.9 Interrogation Unit ‡</div>

<div data-id="4-4.10" style="text-align:left">4.10 Maximum Demand †</div>

<div data-id="4-4.11" style="text-align:left">4.11 <u class='defined-term'>Meter</u> *</div>

<div data-id="4-4.12" style="text-align:left">4.12 <u class='defined-term'>Metering Equipment</u> *</div>

<div data-id="4-4.13" style="text-align:left">4.13 <u class='defined-term'>Meter</u> Register ‡</div>

<div data-id="4-4.14" style="text-align:left">4.14 <u class='defined-term'>Outstation</u> ‡</div>

<div data-id="4-4.15" style="text-align:left">4.15 Password ‡</div>

<div data-id="4-4.16" style="text-align:left">4.16 <u class='defined-term'>Outstation</u> <u class='defined-term'>System</u> ‡</div>

<div data-id="4-4.18" style="text-align:left">4.18 Registrant *</div>

<div data-id="4-4.19" style="text-align:left">4.19 Settlement Instation ‡</div>

<div data-id="4-4.20" style="text-align:left">4.20 <u class='defined-term'>SVA Customer</u> †</div>

<div data-id="4" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">4. </span>DEFINITIONS AND INTERPRETATIONS</div>

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

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

<div data-id="5" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">5. </span>MEASUREMENT CRITERIA</div>

<div data-id="6-6.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.1 <u class='defined-term'>Meter</u>s</div>

<div data-id="6-6.2-6.2.1" style="text-align:left"><span lang="en-US">6.2.1 </span>Data Provision requirements</div>

<div data-id="6-6.2-6.2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">6.2.2 Time Keeping</span></div>

<div data-id="6-6.2-6.2.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">6.2.3 Monitoring Facilities - Broadcast Clocks</span></div>

<div data-id="6-6.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.2 <u class='defined-term'>Outstation</u></div>

<div data-id="6-6.3" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">6.3 Displays and Facilities</div>

<div data-id="6-6.4-6.4.1" style="text-align:left"><span lang="en-US">6.4.1 </span>Local Interrogation</div>

<div data-id="6-6.4-6.4.2" style="text-align:left"><span lang="en-US">6.4.2 </span>Remote Interrogation</div>

<div data-id="6-6.4-6.4.3" style="text-align:left"><span lang="en-US">6.4.3 </span>Standard Protocol</div>

<div data-id="6-6.4" style="text-align:left">6.4 <u class='defined-term'>Communication</u>s</div>

<div data-id="6-6.5" style="text-align:left">6.5 Security Requirements</div>

<div data-id="6-6.6" style="text-align:left">6.6 Sealing</div>

<div data-id="6" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">6. METERING EQUIPMENT CRITERIA</span></div>

<div data-id="7-7.1" style="text-align:left">7.1 Interrogation Unit</div>

<div data-id="7-7.2" style="text-align:left">7.2 Additional Features</div>

<div data-id="7" style="margin-left:0in;text-align:left;text-indent:0in"><span lang="en-US">7. </span>ASSOCIATED FACILITIES</div>

<div data-id="8" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">8. </span>ACCESS TO DATA</div>

<div data-id="9-9.1" style="text-align:left">9.1 Appendix 1a: Outline Data Structure</div>

<div data-id="9-9.2-9.2.1" style="margin-left:0.79in;text-align:left;text-indent:-0.79in"><span lang="en-US">9.2.1 </span>"TAG" Data Header Block</div>

<div data-id="9-9.2-9.2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">9.2.2 </span>Daily Header Block</div>

<div data-id="9-9.2-9.2.3" style="text-align:left"><span lang="en-US">9.2.3 </span>Data Block</div>

<div data-id="9-9.2-9.2.4" style="text-align:left"><span lang="en-US">9.2.4 Data Authenticator</span></div>

<div data-id="9-9.2" style="text-align:left">9.2 Appendix 1b: Data Structure and Formats</div>

<div data-id="9" style="margin-left:0.59in;text-indent:-0.59in;text-align: justify"><span lang="en-US">9. </span>Appendix 1: Outline Data Structure and Formats</div>

<div data-id="10-10.1-10.1.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">10.1.1 </span>General Definition</div>

<div data-id="10-10.1-10.1.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">10.1.2 </span>Data Definition</div>

<div data-id="10-10.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">10.1 Data Block</div>

<div data-id="10-10.2-10.2.1" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">10.2.1 </span>General Definition</div>

<div data-id="10-10.2-10.2.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">10.2.2 Data Definition</div>

<div data-id="10-10.2-10.2.3" style="text-align:left"><span lang="en-US">10.2.3 </span>Data Definition</div>

<div data-id="10-10.2" style="margin-left:0.59in;text-align:left;text-indent:-0.59in">10.2 <u class='defined-term'>Meter</u> <u class='defined-term'>Identifier</u> - MID</div>

<div data-id="10-10.3-10.3.1" style="text-align:left"><span lang="en-US">10.3.1 </span>General Definition</div>

<div data-id="10-10.3-10.3.2" style="text-align:left"><span lang="en-US">10.3.2 </span>Data Definition</div>

<div data-id="10-10.3" style="text-align:left">10.3 Date and Time of Reading <u class='defined-term'>Meter</u></div>

<div data-id="10-10.4-10.4.1" style="text-align:left"><span lang="en-US">10.4.1 </span>General Definition</div>

<div data-id="10-10.4-10.4.2" style="text-align:left"><span lang="en-US">10.4.2 </span>Data Definition</div>

<div data-id="10-10.4" style="text-align:left">10.4 kWh Cumulative Reading</div>

<div data-id="10-10.5-10.5.1" style="text-align:left"><span lang="en-US">10.5.1 </span>General Definition</div>

<div data-id="10-10.5-10.5.2" style="text-align:left"><span lang="en-US">10.5.2 </span>Data Definition</div>

<div data-id="10-10.5" style="text-align:left">10.5 Current kW Maximum Demand</div>

<div data-id="10-10.6-10.6.1" style="text-align:left"><span lang="en-US">10.6.1 </span>General Definition</div>

<div data-id="10-10.6-10.6.2" style="text-align:left"><span lang="en-US">10.6.2 </span>Data Definition</div>

<div data-id="10-10.6" style="text-align:left">10.6 Previous kW Maximum Demand</div>

<div data-id="10-10.7-10.7.1" style="text-align:left"><span lang="en-US">10.7.1 </span>General Definition</div>

<div data-id="10-10.7-10.7.2" style="text-align:left"><span lang="en-US">10.7.2 </span>Data Definition</div>

<div data-id="10-10.7" style="text-align:left">10.7 Cumulative Maximum Demand</div>

<div data-id="10-10.8-10.8.1" style="text-align:left"><span lang="en-US">10.8.1 </span>General Definition</div>

<div data-id="10-10.8-10.8.2" style="text-align:left"><span lang="en-US">10.8.2 </span>Data Definition</div>

<div data-id="10-10.8" style="text-align:left">10.8 Date Of Last MD Reset</div>

<div data-id="10-10.9-10.9.1" style="text-align:left"><span lang="en-US">10.9.1 </span>General Definition</div>

<div data-id="10-10.9-10.9.2" style="text-align:left"><span lang="en-US">10.9.2 </span>Data Definition</div>

<div data-id="10-10.9" style="text-align:left">10.9 Number Of Maximum Demand Resets</div>

<div data-id="10-10.10-10.10.1" style="text-align:left"><span lang="en-US">10.10.1 General Definition</span></div>

<div data-id="10-10.10-10.10.2" style="text-align:left"><span lang="en-US">10.1</span>0.<span lang="en-US">2 Data</span> Definition</div>

<div data-id="10-10.10" style="text-align:left">10.10 Multi-rate Energy Registers</div>

<div data-id="10-10.11-10.11.1" style="text-align:left"><span lang="en-US">10.11.1 </span>General Definition</div>

<div data-id="10-10.11-10.11.2" style="text-align:left"><span lang="en-US">10.11.2 </span>Data Definition</div>

<div data-id="10-10.11" style="text-align:left">10.11 Number of Days Data in Message</div>

<div data-id="10-10.12-10.12.1" style="text-align:left"><span lang="en-US">10.12.1 </span>General Definition</div>

<div data-id="10-10.12-10.12.2" style="text-align:left"><span lang="en-US">10.12.2 </span>Data Definition</div>

<div data-id="10-10.12" style="text-align:left">10.12 <u class='defined-term'>Profile</u> Data</div>

<div data-id="10-10.13-10.13.1" style="text-align:left"><span lang="en-US">10.13.1 </span>General Definition</div>

<div data-id="10-10.13-10.13.2" style="text-align:left"><span lang="en-US">10.13.2 </span>Data Definition</div>

<div data-id="10-10.13" style="text-align:left">10.13 Authenticator</div>

<div data-id="10-10.14-10.14.1" style="text-align:left"><span lang="en-US">10.14.1 </span>General Definition</div>

<div data-id="10-10.14-10.14.2" style="text-align:left"><span lang="en-US">10.14.2 </span>Data Definition</div>

<div data-id="10-10.14" style="text-align:left">10.14 Authentication Key</div>

<div data-id="10-10.15-10.15.1" style="text-align:left"><span lang="en-US">10.15.1 </span>General Definition</div>

<div data-id="10-10.15-10.15.2" style="text-align:left"><span lang="en-US">10.15.2 </span>Data Definition</div>

<div data-id="10-10.15" style="text-align:left">10.15 Password</div>

<div data-id="10-10.16-10.16.1" style="text-align:left"><span lang="en-US">10.16.1 </span>General Definition</div>

<div data-id="10-10.16-10.16.2" style="text-align:left"><span lang="en-US">10.16.2 </span>Data Definition</div>

<div data-id="10-10.17-10.17.1" style="text-align:left"><span lang="en-US">10.17.1 </span>General Definition</div>

<div data-id="10-10.17-10.17.2" style="text-align:left"><span lang="en-US">10.17.2 </span>Data Definition</div>

<div data-id="10-10.17" style="text-align:left">10.17 Time Adjust</div>

<div data-id="10-10.18-10.18.1" style="text-align:left"><span lang="en-US">10.18.1 </span>General Definition</div>

<div data-id="10-10.18-10.18.2" style="text-align:left"><span lang="en-US">10.18.2 </span>Data Definition</div>

<div data-id="10-10.18" style="text-align:left">10.18 Maximum Demand Reset</div>

<div data-id="10-10.19-10.19.1" style="text-align:left"><span lang="en-US">10.19.1 </span>General Definition</div>

<div data-id="10-10.19-10.19.2" style="text-align:left"><span lang="en-US">10.19.2 </span>Data Definition</div>

<div data-id="10-10.19" style="text-align:left">10.19 Free Format Field of <u class='defined-term'>Meter</u> ID</div>

<div data-id="10-10.20-10.20.1" style="text-align:left"><span lang="en-US">10.20.1 </span>General Definition</div>

<div data-id="10-10.20-10.20.2" style="text-align:left"><span lang="en-US">10.20.2 </span>Data Definition</div>

<div data-id="10-10.20" style="text-align:left">10.20 <u class='defined-term'>Code of Practice</u> Six <u class='defined-term'>Identifier</u></div>

<div data-id="10" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">10. </span>Appendix 2a: Data Definitions and Descriptions</div>

<div data-id="11-11.1" style="text-align:left">11.1 Introduction</div>

<div data-id="11-11.2-11.2.1" style="text-align:left"><span lang="en-US">11.2.1 </span>Read Selected <u class='defined-term'>Meter</u>s</div>

<div data-id="11-11.2-11.2.2" style="text-align:left"><span lang="en-US">11.2.2 </span>Password Security</div>

<div data-id="11-11.2-11.2.4" style="text-align:left"><span lang="en-US">11.2.4 </span>Writes</div>

<div data-id="11-11.3" style="text-align:left">11.3 Read Data Block</div>

<div data-id="11-11.4" style="text-align:left">11.4 Authenticator</div>

<div data-id="11-11.5" style="text-align:left">11.5 Authentication Key</div>

<div data-id="11-11.6" style="text-align:left">11.6 Set Password</div>

<div data-id="11-11.8" style="text-align:left">11.8 Time Adjust</div>

<div data-id="11-11.9" style="text-align:left">11.9 Reset MD</div>

<div data-id="11-11.10" style="text-align:left">11.10 Free Format Field of <u class='defined-term'>Meter</u> ID (ppp)</div>

<div data-id="11-11.11" style="text-align:left">11.11 <u class='defined-term'>Code of Practice</u> Six <u class='defined-term'>Identifier</u></div>

<div data-id="11" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">11. </span>Appendix 2b: Transport Protocol and Examples</div>

<div data-id="12-12.1" style="text-align:left">12.1 Authentication Overview</div>

<div data-id="12-12.2" style="text-align:left">12.2 Authentication Process</div>

<div data-id="12" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">12. </span>Appendix 3: Authentication</div>

<div data-id="13" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">13. </span>Appendix 4: Authenticator Calculation</div>

<div data-id="14" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">14. </span>Appendix 5: Multi-rate Register Switching Regime</div>

<div data-id="15" style="margin-left:0.59in;text-align:left;text-indent:-0.59in"><span lang="en-US">15. </span>Annex: Use of <u class='defined-term'>Code of Practice</u> Six in CVA Settlements</div>

CONTENTS

Code of Practice 6: The Metering of Energy Imports via Low Voltage Circuits Fused at 100 AMPS or Less per Phase for Settlement Purposes V9.0

Defined Terms

Cross-references