Exhibit A-4: Capacity Process Schedule Task Entity Date Publishes Draft Study Manual ISO October Stakeholder Meeting ISO/All October November – Publishes Study Manual ISO End of November 1st Week December – Base Case Development PTO December Receive Base PTO/ISO 1st Week January Publish Base Cases ISO Mid-January Comments on Base Cases All Late January Complete Study ISO 1st Week March Stakeholder Meeting Draft ISO/All 2nd Week March Study Results Propose New Operating All Late Procedures Review and Validate New ISO Early April Operating Procedures and Publish Revised Study Stakeholder Meeting on ISO/All 2nd Week in April Revised Study Receive Comments on Study All 3rd Week in April Publish Final Study Report ISO 1st Week in May; No than end of June Draft LSE Local Allocations LSEs (sum of next year’s TAC local resource needs / sum of current year’s TAC local resource needs) x current year LSEs local allocation for its load in that TAC Updated CEC load forecast CEC No later than end of June Final local allocations ISO/LRA 2nd-3rd week of July Final procurement showing LSEs The last business day of October
Exhibit A-4: Capacity Process Schedule Task Entity Date Publishes Draft Study Manual ISO October Stakeholder Meeting ISO/All October – November Publishes Study Manual ISO End of November – 1st Week December Base Case Development PTO December Receive Base PTO/ISO 1st Week January Publish Base Cases ISO Mid-January Comments on Base Cases All Late January Complete Study ISO 1st Week March Stakeholder Meeting Draft Study Results ISO/All 2nd Week March Propose New Operating Procedures All Late Review and Validate New Operating Procedures and Publish Revised Study ISO Early April Stakeholder Meeting on Revised Study ISO/All 2nd Week in April Receive Comments on Study All 3rd Week in April Publish Final Study Report ISO 1st Week in May; No than end of June Draft LSE Local Allocations LSEs (sum of next year’s TAC local resource needs / sum of current year’s TAC local resource needs) x current year LSEs local allocation for its load in that TAC Updated CEC load forecast CEC No later than end of June Final local allocations ISO/LRA 2nd-3rd week of July Final procurement showing LSEs The last business day of October