Through this initiative, the California ISO will review and update the methodology used to calculate the Maximum Import Capability to make year-by-year fluctuations more stable, and propose to change the assignment process under Tariff section 40.4.6.1 from a year-by-year to a multi-year allocation process to allow for long-term contracting with resources outside the ISO Balancing Authority Area.
Governance classification: Board only
Outcome: Effective June 1, 2021, the ISO implemented an updated methodology to calculate the maximum import capability in order to make year-by-year fluctuations more stable, and provided a way to receive multi-year reservations of maximum import capability at the branch group where New Use Import Commitments are scheduled; therefore, facilitating long-term contracting with resources outside the ISO Balancing Authority Area.
| Proposal Development | Decision | Implementation | Completed/Closed |
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Feb 09, 2021 Revised draft tariff language posted
Jul 14, 2020 Draft final proposal posted |
Apr 23, 2021 FERC approval (ER21-1469)
Mar 18, 2021 Tariff amendment filing (ER21-1469) Oct 01, 2020 Board of Governors approval |
Jun 01, 2021 Effective
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Completed |
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http://www.caiso.com/Documents/May28-2021-OrderAcceptingMaximumImportCapability-ER21-1469.pdf
May 28, 2021 Order Accepting Maximum Import Capability (ER21-1469) 06/01/2021
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http://www.caiso.com/Documents/Apr23-2021-Answer-MaximumImportCapability-ER21-1469.pdf
Apr 23, 2021 - Answer - Maximum Import Capability (ER21-1469) 04/26/2021
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http://www.caiso.com/Documents/Mar18-2021-Tariff-Amendment-MaximumImportCapability-ER21-1469.pdf
Mar 18, 2021 Tariff Amendment - Maximum Import Capability (ER21-1469) 03/22/2021
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Web meeting |
https://youtu.be/RkgQng6MTsI
Video - Maximum Import Capability Stabilization and Multi-year Allocation - Feb 18, 2021 02/22/2021
Revised Draft Tariff Language - Maximum Import Capability Stabilization and Multi-Year Allocation 02/08/2021
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View comments |
Web meeting |
https://youtu.be/HLBvhndire4
Video - Maximum Import Capability Stabilization and Multi-year Allocation - Nov 30, 2020 12/03/2020
Draft Tariff Language - Maximum Import Capability Stabilization and Multi-Year Allocation 11/13/2020
Appendix A Tariff Definitions - Maximum Import Capability Stabilization and Multi-Year Allocation 11/13/2020
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View comments |
Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/CommentsTemplate-MaximumImportCapabilityStabilization-Multi-YearAllocation-DraftFinalProposal.doc
Comments Template - Maximum Import Capability Stabilization and Multi-year Allocation - Draft Final Proposal 07/21/2020
Video - Maximum Import Capability Stabilization and Multi-year Allocation - Jul 21, 2020 07/27/2020
Presentation - Maximum Import Capability Stabilization and Multi-year Allocation - Jul 21, 2020 07/21/2020
Draft Final Proposal - Maximum Import Capability Stabilization and Multi-year Allocation 07/14/2020
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilization-Multi-YearAllocation-May28-2020.pdf
Presentation - Maximum Import Capability Stabilization and Multi-Year Allocation - May 28, 2020 05/26/2020
Second Revised Straw Proposal - Maximum Import Capability Stabilization and Multi-year Allocation 05/21/2020
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilizationandMulti-YearAllocation-Mar192020.pdf
Presentation - Maximum Import Capability Stabilization and Multi-Year Allocation - Mar 19, 2020 03/17/2020
Revised Straw Proposal - Maximum Import Capability Stabilization and Multi-Year Allocation 03/12/2020
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In-person meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilization-Multi-YearAllocation-Jan29-2020.pdf
Presentation - Maximum Import Capability Stabilization and Multi-Year Allocation - Jan 29, 2020 01/27/2020
Straw Proposal - Maximum Import Capability Stabilization and Multi-Year Allocation 01/22/2020
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Web meeting |
https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilization-Multi-YearAllocation-Dec10-2019.pdf
Presentation - Maximum Import Capability Stabilization and Multi-Year Allocation - Dec 10, 2019 12/05/2019
Issue Paper - Maximum Import Capability Stabilization and Multi-Year Allocation 12/02/2019
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