INITIATIVE:
Maximum import capability stabilization and multi-year allocation

Started: Dec 03, 2019

Leads
Catalin Micsa

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. 

Status

Proposal Development Decision Implementation Completed/Closed
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
Completed

Activities


http://www.caiso.com/Documents/May28-2021-OrderAcceptingMaximumImportCapability-ER21-1469.pdf


http://www.caiso.com/Documents/Apr23-2021-Answer-MaximumImportCapability-ER21-1469.pdf


http://www.caiso.com/Documents/Mar18-2021-Tariff-Amendment-MaximumImportCapability-ER21-1469.pdf

Web meeting


https://youtu.be/RkgQng6MTsI https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedDraftTariffLanguage-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Revised Draft Tariff Language - Maximum Import Capability Stabilization and Multi-Year Allocation

https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedDraftBusinessPracticeManualLanguage-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Revised Draft Business Practice Manual Language - Maximum Import Capability Stabilization and Multi-Year Allocation

https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedAppendixATariffDefinitions-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Revised Appendix A Tariff Definitions - Maximum Import Capability Stabilization and Multi-Year Allocation

View comments

Web meeting


https://youtu.be/HLBvhndire4 https://stakeholdercenter.caiso.com/InitiativeDocuments/ISOResponsestoComments-MaximumImportCapabilityStabilizationandMultiYearAllocation-DraftTariffLanguage.pdf

ISO Responses to Comments - Maximum Import Capability Stabilization and Multi-Year Allocation - Draft Tariff Language

https://stakeholdercenter.caiso.com/InitiativeDocuments/DraftTariffLanguage-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Draft Tariff Language - Maximum Import Capability Stabilization and Multi-Year Allocation

https://stakeholdercenter.caiso.com/InitiativeDocuments/AppendixATariffDefinitions-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Appendix A Tariff Definitions - Maximum Import Capability Stabilization and Multi-Year Allocation

https://stakeholdercenter.caiso.com/InitiativeDocuments/DraftBusinessPracticeManualLanguage-MaximumImportCapabilityStabilization-Multi-YearAllocation.docx

Draft Business Practice Manual Language - Maximum Import Capability Stabilization and Multi-Year Allocation

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
Comments due to regionaltransmission@caiso.com by August 4

https://youtu.be/LT6iP6BDsec https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilizationandMulti-YearAllocation-July21-2020.pdf

Presentation - Maximum Import Capability Stabilization and Multi-year Allocation - Jul 21, 2020

https://stakeholdercenter.caiso.com/InitiativeDocuments/DraftFinalProposal-MaximumImportCapabilityStabilizationandMultiYearAllocation.pdf

Draft Final Proposal - Maximum Import Capability Stabilization and Multi-year Allocation

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

https://stakeholdercenter.caiso.com/InitiativeDocuments/SecondRevisedStrawProposal-MaximumImportCapabilityStabilizationandMultiYearAllocation.pdf

Second Revised Straw Proposal - Maximum Import Capability Stabilization and Multi-year Allocation

Web meeting


https://stakeholdercenter.caiso.com/InitiativeDocuments/Presentation-MaximumImportCapabilityStabilizationandMulti-YearAllocation-Mar192020.pdf

Presentation - Maximum Import Capability Stabilization and Multi-Year Allocation - Mar 19, 2020

https://stakeholdercenter.caiso.com/InitiativeDocuments/RevisedStrawProposal-MaximumImportCapabilityStabilization-Multi-YearAllocation.pdf

Revised Straw Proposal - Maximum Import Capability Stabilization and Multi-Year Allocation

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

https://stakeholdercenter.caiso.com/InitiativeDocuments/StrawProposal-MaximumImportCapabilityStabilization-Multi-YearAllocation.pdf

Straw Proposal - Maximum Import Capability Stabilization and Multi-Year Allocation

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

https://stakeholdercenter.caiso.com/InitiativeDocuments/IssuePaper-MaximumImportCapabilityStabilization-Multi-YearAllocation.pdf

Issue Paper - Maximum Import Capability Stabilization and Multi-Year Allocation