1. Baseline Reconsultation Timeline 14-08-07

2. Timeline (1) Aug SepOctNov Dec 14/8 Workshop 1: History & Timeline 17/8 Workshop 2: Methodology Brainstorm 12/9 Workshop 3: Review Options (baselines & substitutions) high level interaction with charging / IECR / T&T 19/9 Summary report on workshop outputs 04/10 Workshop 1: Enduring T&T 11/10 Workshop 2: Enduring T&T 18/10 Workshop 3: Enduring T&T 6/11 Enduring T&T Mod raised [16/11] Ofgem consultation [if appropriate with indicative charges] 23/11 Mod raised to delay AMSEC 29/11 T&T MS Consultation

3. Timeline (2) Nov Dec JanFebMar [16/11] Ofgem consultation 23/11 Mod raised to delay AMSEC 29/11 T&T MS Consultation [21/12] Mod approved to delay AMSEC 27/12 T&T MS Consultation closes [28/12] Ofgem consultation closes [07/01] T&T Mod approved 6/11 Enduring T&T Mod raised 16/01 T&T MS Sent to Ofgem 14/02 IECR / Sub MS / [pricing] workshop 1 [07/02] Section 23 issued [14/02] T&T MS approved 21/02 IECR / Sub MS / [pricing] workshop 2 28/02 IECR / Sub MS / [pricing] consultation [06/03] Section 23 consultation closes 14/02 GCM01 Conditional Prices Published

4. Timeline (3) Mar Apr MayJunJul [06/03] Section 23 consultation closes [13/03] Section 23 consented to and directed 27/03 IECR / Sub MS / [pricing] consultation closes 10/04 Revised IECR / Sub MS / [charging proposal] sent to Ofgem [17/04] AMSEC auction [1/05] New GCM01 prices effective [10/06] IECR / Sub MS / [Charging Proposal] approved by Ofgem [1/07] September QSEC prices issued