Code change proposals completed – Sep 16 FEB MAR APR MAY JUN JUL AUG WRC018 – CSD 0207 Jan/Feb 16 WRC020, 025, 028-029, 033 CSD 0301 update WRC021 -024, 26-27, 031 - 032 CSD 0301 update WRC036 CSD 0301 Data Formats (Assessment) WRC035 De minimis & Interest payments (Recommendation WRC039 Self Supply Licence (Assess) WRC046 CSD 0301 Decimal place WRC019 Housekeeping changes WRC028 CSD 0405 update WRC030 Developer Services WRC037 Settlement Updates (Assessment) WRC036 CSD 0301 Data Formats (Recommendation) WRC041 CSD 0301 – New Data items (Assess) WRC047 (assessment) CSD 0301 Error Codes WRC012 – Password & Acct Mgt WRC029 CSD 0206/207 update WRC035 De minimis & Interest payments (Assessment) WRC037 Settlement Updates (Recommendation) WRC044 Ops Terms – cosmetic changes (Assess) WRC041 (recommendation) CSD 0301 – New Data items WRC038 CSD 0301 Error Codes update WRC045 TE Notifications (Assess) MAC005 Data Protection MAC updates

Plan for Code change proposals – Sep 16 SEP (1) SEP (2) OCT NOV DEC JAN WRC046 CSD 0301 Decimal place WRC039 (Assess) Self Supply Licence WRC044 Ops Terms – cosmetic changes WRC045 TE Notifications MAC005 Data Protection MAC updates WRC039 Self Supply Licence WRC0xx Charging change proposal (tbc) WRC047 (Recommendation) CSD 0301 Error Codes WRC051 (Assess) CSD 0002 updates WRC048 CSD 0301 - Tariff Table update WRC054 CSD 0400 series updates WRC059 TE updates WRC051 CSD 0002 updates WRC049 House keeping Changes WRC053 (Assess) CSD 0101 update WRC057 TE updates WRC055 TE updates WRC053 CSD 0101 update WRC052 CSD0302 updates WRC058 CSD 0301 – Meter Serial No. WRC056 TE updates

ICP Forward Plan for Policy changes – Sep 16 APR MAY JUN JUL AUG AUG (2) AUG (3) Draft Interim Supply WRC034 Apr 16 Customer Protection – draft discussion Jun 16 WRC003 Exit Regs Jun 16 WRC043 Draft Credit & Payment Terms Jul 16 WRC034 Final Interim Supply Jul 16 WRC042 Customer Protection Jun 16 WRC042 Customer Protection Jun 16 WRC040 GSS Jun 16 WRC042 Customer Protection Jun 16 Small Companies / NAV’s (Info) Jul 16 WRC042 Customer Protection Jun 16 WRC003 Exit Regs Jun 16 MAC006 MO appointment Aug16 WRC043 Final Credit & Payment Terms (Update) Aug 16 MAC008 Escrow account Aug16

ICP Forward Plan for Policy changes – Sep 16 SEP (1) SEP (2) OCT NOV DEC JAN WRC040 GSS Sep 16 WRC040 GSS Sep 16 WRC050 Direction to Supply Jul /Aug 16 Combined Supplies Aug/Sep 16 Charging Rules (Assess) WRC010 Aug/Sep 16 Charging Rules WRC010 Aug/Sep 16 MAC007 Transitional charging period Sep 16 Small Companies / NAVs Sep 16 WRC043 Final Credit & Payment Terms (Consultation) Sep16 WRC043 Final Credit & Payment Terms (Recommend) Sep16 WRC060 Data Sharing Sep 16 WRC050 (Assess) Direction to Supply Jul /Aug 16 MAC009 Credit & Payment Sep 16 WRC004 Licensing Jul 16