MDD Circular
To / Market Participants
No. / Market Domain Data Circular 0421
Purpose / For Review
From / MDD Co-ordinator
Date / 10 February 2010

Market Domain Data Circular 0421

MDD Change Requests for Impact Assessment

Please find attached 59 Change Requests that require an impact assessment by your organisation.

MDD CR Number / Party Raised By / Details of Change Request
M1173 / SWEB / Addition of new Line Loss Factor Classes (LLFCs) and Valid MTC LLFC Combinations, Effective From Date 01 April 2010.
M1174 / RWED / De-registration of RWED Additional BM Unit in South Eastern area, Effective To Date 17 March 2010.
M1175 / SEEB / Addition of Average Fraction of Yearly Consumption Set (AFYC Set), Average Fraction of Yearly Consumption (AFYC), GSP Group Profile Class Average EAC, Standard Settlement Configuration (SSC), Valid Measurement Requirement Profile Class and Valid Settlement Configuration Profile Class for use in the South Eastern area, Effective From Date 17 March 2010.
M1176 / YELG / Addition of new Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1177 / NEEB / Addition of new Line Loss Factor Classes, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1178 / NORW / End dating of Line Loss Factor Classes, Valid MTC LLFC Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective To Date 16 April 2010.
M1179 / HYDE / Change of Line Loss Factor Class descriptions.
M1180 / SOUT / Change of Line Loss Factor Class descriptions.
M1181 / EMEB / Change of Line Loss Factor Class descriptions.
M1182 / SEEB / End dating of Line Loss Factor Classes and Valid MTC LLFC Combinations, Effective To Date 31 March 2010.
M1183 / LENG / Change of Line Loss Factor Class descriptions.
M1184 / LENG / Addition of new Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1185 / LENG / End dating of Valid MTC LLFC and Valid MTC LLFC SSC PC Combinations, Effective To Date 17 March 2010.
M1186 / LOND / End dating of Line Loss Factor Classes and Valid MTC LLFC Combinations, Effective From Date 31 March 2010.
M1187 / ELEXON / Authorisation for SVAA to load the SVAA calendar.
M1188 / IPNL / End dating of Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective To Date 31 March 2010.
M1189 / ELEXON / Authorisation to SVAA to load Regression and DPPC data.
M1190 / SWAE / Addition of new Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1191 / NORW / Change of Line Loss Factor Class descriptions.
M1192 / SPOW / End dating of Line Loss Factor Classes, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective To Date 31 March 2010.
M1193 / SPOW / Change of Line Loss Factor Class descriptions.
M1194 / SPOW / Addition of new Line Loss Factor Classes, Meter Timeswitch Class for Distributor, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1195 / MANW / Addition of new Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1196 / ONST / End dating of ONST MPID as role code M (Meter Operator), Effective To Date 17 March 2010.
M1197 / MANW / Change of Line Loss Factor Class descriptions.
M1198 / IPNL / Addition of Line Loss Factor Classes, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1199 / HYDE / Addition of new Line Loss Factor Classes, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1200 / SOUT / Addition of new Line Loss Factor Classes, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1201 / NORW / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the North Western Area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1202 / SPOW / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for South Scotland, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1203 / MANW / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Merseyside and North Wales area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1204 / EMEB / End dating of Line Loss Factor Classes and Valid MTC LLFC Combinations, Effective To Date 31 March 2010.
M1205 / LOND / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the London area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1206 / GUCL / Addition of new Line Loss Factor Classes, Valid MTC LLFC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 01 April 2010.
M1207 / SEEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Eastern area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1208 / EELC / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Eastern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1209 / LOND / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the London area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1210 / EELC / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Eastern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1211 / SEEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Eastern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1212 / SWAE / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Wales area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1213 / SWEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Western area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1214 / SWEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Western area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1215 / GUCL / End dating of Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective To Date 17 March 2010.
M1216 / HYDE / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the North Scotland area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1217 / HYDE / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the North Scotland area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1218 / SOUT / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Southern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1219 / SOUT / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Southern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1220 / SPOW / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Scotland area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1221 / MANW / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Merseyside and North Wales area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1222 / SWAE / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the South Wales area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1223 / NEEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Northern area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1224 / NEEB / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Northern area, Meter Timeswitch Class for Distributor, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1225 / YELG / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Yorkshire area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1226 / YELG / Addition of AFYC Set, AFYC, GSP Group Profile Class Average EAC for the Yorkshire area, Valid MTC SSC, Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.
M1227 / NORW / Name change for the NORW MPID.
M1228 / GUCL / Change of Line Loss Factor Class descriptions.
M1229 / SEEB / Addition of new Line Loss Factor Classes and Valid MTC LLFC Combinations, Effective From Date 01 April 2010.
M1230 / NORW / End dating of Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective To Date 17 March 2010.
M1231 / NEEB / Addition of new Valid MTC LLFC SSC and Valid MTC LLFC SSC PC Combinations, Effective From Date 17 March 2010.

Analysis of these Change Requests is currently being carried out by both ELEXON and the SVA Agent.

Please note that the above changes will be submitted to the Supplier Volume Allocation Group (SVG) for approval.

I would be grateful if you could return any comments you may have on the attached form by 5.00pm on Wednesday, 17February 2010.

Please note that if no response is received, I will assume that you are in agreement with the proposed changes.

Providing there are no adverse comments, it is planned to incorporate these changes into MDD Version 164. You will be advised formally of this publication, by another MDD Circular, in the usual manner nearer the time.

If you have any queries please call the BSC Service Desk on 0870 010 6950 or email

Kind Regards

Paul Reeves

ELEXON, Service Delivery

PLEASE RETURN BY 5.00pm on Wednesday, 17February 2010.

To:Paul Reeves

4th Floor, 350 Euston Road

LONDON NW1 3AW

Tel: 0870 010 6950 (BSC Service Desk)

Fax: 020 7380 4058

Email:

MDD Circular

MDD Change Requests for Impact Assessment

•I agree/disagree* with the changes proposed in M1173

•I agree/disagree* with the changes proposed inM1174

•I agree/disagree* with the changes proposed in M1175

•I agree/disagree* with the changes proposed in M1176

•I agree/disagree* with the changes proposed in M1177

•I agree/disagree* with the changes proposed in M1178

•I agree/disagree* with the changes proposed in M1179

•I agree/disagree* with the changes proposed in M1180

•I agree/disagree* with the changes proposed in M1181

•I agree/disagree* with the changes proposed in M1182

  • I agree/disagree* with the changes proposed in M1183
  • I agree/disagree* with the changes proposed in M1184
  • I agree/disagree* with the changes proposed in M1185
  • I agree/disagree* with the changes proposed in M1186
  • I agree/disagree* with the changes proposed in M1187
  • I agree/disagree* with the changes proposed in M1188
  • I agree/disagree* with the changes proposed in M1189
  • I agree/disagree* with the changes proposed in M1190
  • I agree/disagree* with the changes proposed in M1191
  • I agree/disagree* with the changes proposed in M1192
  • I agree/disagree* with the changes proposed in M1193
  • I agree/disagree* with the changes proposed in M1194
  • I agree/disagree* with the changes proposed in M1195
  • I agree/disagree* with the changes proposed in M1196
  • I agree/disagree* with the changes proposed in M1197
  • I agree/disagree* with the changes proposed in M1198
  • I agree/disagree* with the changes proposed in M1199
  • I agree/disagree* with the changes proposed in M1200
  • I agree/disagree* with the changes proposed in M1201
  • I agree/disagree* with the changes proposed in M1202
  • I agree/disagree* with the changes proposed in M1203
  • I agree/disagree* with the changes proposed in M1204
  • I agree/disagree* with the changes proposed in M1205
  • I agree/disagree* with the changes proposed in M1206
  • I agree/disagree* with the changes proposed in M1207
  • I agree/disagree* with the changes proposed in M1208
  • I agree/disagree* with the changes proposed in M1209
  • I agree/disagree* with the changes proposed in M1210
  • I agree/disagree* with the changes proposed in M1211
  • I agree/disagree* with the changes proposed in M1212
  • I agree/disagree* with the changes proposed in M1213
  • I agree/disagree* with the changes proposed in M1214
  • I agree/disagree* with the changes proposed in M1215
  • I agree/disagree* with the changes proposed in M1216
  • I agree/disagree* with the changes proposed in M1217
  • I agree/disagree* with the changes proposed in M1218
  • I agree/disagree* with the changes proposed in M1219
  • I agree/disagree* with the changes proposed in M1220
  • I agree/disagree* with the changes proposed in M1221
  • I agree/disagree* with the changes proposed in M1222
  • I agree/disagree* with the changes proposed in M1223
  • I agree/disagree* with the changes proposed in M1224
  • I agree/disagree* with the changes proposed in M1225
  • I agree/disagree* with the changes proposed in M1226
  • I agree/disagree* with the changes proposed in M1227
  • I agree/disagree* with the changes proposed in M1228
  • I agree/disagree* with the changes proposed in M1229
  • I agree/disagree* with the changes proposed in M1230
  • I agree/disagree* with the changes proposed in M1231

*Please delete as appropriate

If you disagree with any of the changes proposed, please give details below:

Name…………………………………………….…

Organisation………………………………………

Market Domain Data Circular 0421 / v.1.0
10 February 2010 / Page 1 of 7 / © ELEXON Limited 2010