Notice library

These notices are intended to inform stakeholders about ISO operations, markets, and other activities. For notices distributed prior to May 1, 2024, visit notice archive in the document library.

149 of 149 results
Title Topic Posted
WEIM Governing Body, Joint, ISO Board of Governors, DMM Oversight Committee and Audit Committee: 7/16/24 - 7/18/24 meetings; final agendas posted Markets, Governance and committees 07/12/2024, 12:00 AM
Notification of revised ISO operating procedure 2540 Operations 07/12/2024, 12:00 AM
Tariff Clarifications Filing 2024: Comment deadline for clarifications matrix and draft tariff language extended to 7/17/24 Legal and regulatory, Planning 07/11/2024, 12:00 AM
Storage Bid Cost Recovery and Default Energy Bids Enhancements: Workshop comments extended to 7/18/24; Second workshop to be held 7/22/24 Markets 07/11/2024, 12:00 AM
FERC Order No. 881 - Managing Transmission Line Ratings Phase 2: Data submission working group on 7/23/24 Markets 07/11/2024, 12:00 AM
Notification of revised RC West operating procedure RC0420 Operations 07/11/2024, 12:00 AM
Previous CAISO website will be decommissioned 7/15/24 Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 07/11/2024, 12:00 AM
Notice of new market participant as of 7/11/24 Markets 07/11/2024, 12:00 AM
Section 43A.6.3 Report of Non-Resource Adequacy Capacity for June 2024 Legal and regulatory, Markets 07/10/2024, 12:00 AM
Update: Virtual-only Greenhouse Gas Coordination working group on 7/15/24 moved to 7/29/24 Markets 07/10/2024, 12:00 AM
West-Wide Governance Pathways - Step 1 Initiative: Stakeholder Call on 7/23/24; Reminder: Comments due 7/10/24 regarding Step 1 Recommendation Legal and regulatory, Markets, Governance and committees 07/10/2024, 12:00 AM
2025 Import Capability Assignment Process Steps 6 and 7 Legal and regulatory, Markets, Planning 07/09/2024, 12:00 AM
WEIM Governing Body, Joint, ISO Board of Governors, DMM Oversight Committee and Audit Committee: 7/16/24 - 7/18/24 meetings; draft agendas; updated meeting schedule Markets, Governance and committees 07/09/2024, 12:00 AM
Notification of revised ISO operating procedures 3140A and 4110A Operations 07/08/2024, 12:00 AM
Interconnection Process Enhancements 2023: Track 3A revised straw proposal and track 3B straw proposal posted, workshop on 7/15/24 Markets, Planning 07/08/2024, 12:00 AM
Price Formation Enhancements Rules for Bidding Above the Soft Offer Cap: Pre-Market simulation webinar training session on 7/11/24 Legal and regulatory, Markets 07/03/2024, 12:00 AM
Notice of new market participant as of 7/3/24 Markets 07/03/2024, 12:00 AM
BPM change management: Proposed revision requests and updated BPMs posted as of 7/2/24 Legal and regulatory 07/02/2024, 12:00 AM
Tariff Clarifications 2024: Clarifications matrix and draft tariff language posted, call on 7/10/24 Legal and regulatory, Planning 07/01/2024, 10:53 AM
Notification of revised ISO Operating Procedures 2210D, 2510, 2510A, 2510B, 4410D, and 4420 Operations 07/01/2024, 12:00 AM
2025 Import Capability Assignment Process Step 1 Legal and regulatory, Markets, Planning 07/01/2024, 12:00 AM
Resource Sufficiency Evaluation Enhancements Phase 2 Track 2 activation effective today 7/1/24 Markets, Information Technology 07/01/2024, 12:00 AM
New initiative: Storage Bid Cost Recovery and Default Energy Bids Enhancements workshop, call on 7/8/24 Markets 07/01/2024, 12:00 AM
2024 FERC Billing Rate Adjustment and 2023 FERC Fees Supplemental Billing Markets 06/28/2024, 12:00 AM
Resource Sufficiency Evaluation Enhancements Phase 2 Track 2 Activation Effective 7/1/24 Markets, Information Technology 06/28/2024, 12:00 AM
Decommissioning Date for Previous CAISO Website has been Extended to 7/15/24 Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 06/27/2024, 12:00 AM
2024-2025 Transmission Planning Process: Final Study Plan Posted Planning 06/27/2024, 12:00 AM
Notification of revised ISO Operating Procedure 4420 Draft Version Posted for Awareness Operations 06/26/2024, 12:00 AM
Interconnection Process Enhancements 2023: Track 2 Draft Tariff Language Posted, Call on 7/11/24 Legal and regulatory, Markets, Planning 06/26/2024, 12:00 AM
Updated Wheeling Access Charge Rates Effective 1/1/24 Markets 06/26/2024, 12:00 AM
Notice of WESTLYQNTO Intertie Name Change effective 7/1/24 Markets, Operations 06/26/2024, 12:00 AM
Updated Wheeling Access Charge Rates Effective 7/1/24 Markets 06/26/2024, 12:00 AM
Registration Now Open for the 2024 ISO Stakeholder Symposium; Sponsorship Opportunities Available Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 06/25/2024, 12:00 AM
Save the Date - Resource Interconnection Standards Fair on 9/17/24 Legal and regulatory, Markets, Planning 06/25/2024, 12:00 AM
2022-2023 Transmission Planning Process: Competitive Solicitation Validation, Qualification and Sponsor Selection Costs for the North Gila - Imperial Valley 500 kV Line Project posted Legal and regulatory, Markets, Planning 06/24/2024, 12:00 AM
Great Basin Transmission, LLC Submits New Participating Transmission Owner Application to California ISO Legal and regulatory, Markets, Operations, Planning 06/24/2024, 12:00 AM
Extended Day-Ahead Market ISO Balancing Authority Area Participation Rules Track A: Business Requirements Specifications Posted Legal and regulatory, Markets, Information Technology 06/21/2024, 12:00 AM
Market Performance and Planning Forum, Hybrid Meeting on 6/27/24 Markets, Information Technology 06/20/2024, 12:00 AM
Notification of Revised ISO Operating Procedure 3140A Posted for Review and Comment Operations 06/20/2024, 12:00 AM
2023-2024 Transmission Planning Process, Phase 3 Competitive Solicitation: Bid window open and informational call Planning 06/19/2024, 12:00 AM
Deliverability Assessment Dispatch Methodology update for solar and wind, call on 6/26/24 Planning 06/19/2024, 12:00 AM
Cancelled: Customer Partnership Group for Congestion Revenue Rights upgrade project call on 6/27/24 Operations, Information Technology 06/19/2024, 12:00 AM
Annual Policy Initiatives Roadmap Process 2024: Reminder Draft Discretionary Policy Initiatives Catalog Survey due 6/26/24 Markets, Operations, Information Technology 06/19/2024, 12:00 AM
Business Practice Manual Change Management Call on 6/25/24 Legal and regulatory, Markets 06/18/2024, 12:00 AM
Reminder for previous CAISO website will be decommissioned effective July 1, 2024 Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 06/17/2024, 12:00 AM
Notification of Revised RC West Operating Procedures RC0320 and RC0410 Operations 06/14/2024, 12:00 AM
Update: Greenhouse Gas Coordination Working Group on 6/26/24 Moved to 7/15/24 and Virtual-Only Format Markets 06/14/2024, 12:00 AM
2024 Transmission Plan Deliverability Allocation Report Legal and regulatory, Markets, Planning 06/14/2024, 12:00 AM
Interregional Transmission Coordination Call on 6/21/24 Planning 06/14/2024, 12:00 AM
Registration Reminder: Market Performance and Planning Forum Hybrid Meeting on 6/27/24 Markets, Operations, Information Technology 06/13/2024, 12:00 AM
2023-2024 Transmission Planning Process: Competitive Solicitation Key Selection Factors Posted Planning 06/13/2024, 12:00 AM
Notice of New Market Participants as of 6/13/24 Markets 06/13/2024, 12:00 AM
Notification of Revised ISO Operating Procedures 2210Z, 2510A, 2510B and 4410D Operations 06/12/2024, 12:00 AM
Updated Wheeling Access Charge Rates Effective 6/12/24 Markets 06/12/2024, 12:00 AM
Western Energy Imbalance Market Regional Issues Forum on 6/20/24, Final Agenda Posted; Registration Requested Markets, Governance and committees 06/12/2024, 12:00 AM
2023-2024 Transmission Planning Process, Call on 6/17/24 Planning 06/10/2024, 12:00 AM
Notice of New Market Participant as of 6/10/24 Markets 06/10/2024, 12:00 AM
Section 43A.6.3 Report of Non-Resource Adequacy Capacity for May 2024 Legal and regulatory, Markets 06/10/2024, 12:00 AM
Greenhouse Gas Coordination Hybrid Working Group on 6/26/24 Markets 06/07/2024, 12:00 AM
West-Wide Governance Pathways Initiative - Step 1: Recommendation posted; Call on 6/18/24 Markets, Governance and committees 06/07/2024, 12:00 AM
Notice of New Intertie DELANEY500, Effective 6/12/24 Markets, Operations 06/07/2024, 12:00 AM
Resource Adequacy Modeling and Program Design Hybrid Working Group on 6/18/24 Markets 06/07/2024, 12:00 AM
Notice of New Market Participant as of 6/6/24 Markets 06/06/2024, 12:00 AM
2023-2024 Transmission Planning Process: Board Approved Transmission Plan Posted Planning 06/06/2024, 12:00 AM
Interconnection Process Enhancements 2023: Final Revised Addendum to Final Proposal Posted Planning 06/06/2024, 12:00 AM
WEIM Governing Body Hybrid Meeting on 6/20/24; Revised Final Agenda posted; Registration requested but Not Required Markets, Governance and committees 06/05/2024, 12:00 AM
Annual Policy Initiatives Roadmap Process 2024: Draft Discretionary Policy Initiatives Catalog, Call on 6/12/24 Markets, Information Technology 06/05/2024, 12:00 AM
500kV Lines Rating Reinstatement for Pacific Gas and Electric, Effective 6/5/24 Markets, Operations 06/05/2024, 12:00 AM
Activation for Import Allocations Automation Process implementation on 6/5/24 Markets, Planning, Information Technology 06/05/2024, 12:00 AM
Advisory Shut-Down Bid Cost Recovery Webinar Training Session on 06/11/24 Markets 06/04/2024, 12:00 AM
2024 Stochastic Production Cost Simulation Model Posted Planning 06/03/2024, 12:00 AM
April 2024 Eclipse Post Analysis Report Posted Markets 06/03/2024, 12:00 AM
2023 NERC/WECC Metered Demand Calculations for Assessment Year 2025 Markets 06/03/2024, 12:00 AM
2022-2023 Transmission Planning Process: North of SONGS - Serrano 500kV Line Project Report Planning 05/31/2024, 12:00 AM
WEIM Governing Body Hybrid Meeting on 6/20/24; Final Agenda Posted; Registration Requested Markets, Governance and committees 05/31/2024, 12:00 AM
Maximum Import Bid Price: Comment Template for White Paper Posted, Comments Due 6/11/24 Markets 05/30/2024, 12:00 PM
ISO Board of Governors General Session Meeting on 6/12/24, Final Agenda Posted Markets, Governance and committees 05/30/2024, 12:00 AM
Annual Policy Initiatives Roadmap Process 2024: Working Group on 6/12/24 Markets, Operations, Information Technology 05/30/2024, 12:00 AM
Notification of Revised ISO Operating Procedure 2210Z Operations 05/30/2024, 12:00 AM
BPM change management: Proposed revision requests and updated BPMs posted as of 5/30/24 Legal and regulatory 05/30/2024, 12:00 AM
Notification of Revised RC West Operating Procedures RC0120A, RC0330, RC0460 and RC0460F Operations 05/30/2024, 12:00 AM
No Content Posted to CAISO.com, No Daily Briefing on May 29, Due to New Website Launch Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 05/28/2024, 12:00 AM
Penalty Enhancements Demand Response Investigation and Tolling: Revised Straw Proposal Posted, Call on 6/3/24 Markets 05/25/2024, 12:00 AM
Greenhouse Gas Coordination: Working Group on 5/29/24 Moved to Virtual-Only Format Markets 05/24/2024, 12:00 AM
Transmission Service and Market Scheduling Priorities Phase 2 Available For Daily Wheeling Through Priority Effective Operating Date 6/1/24; Request Window Opens 5/25/24 Markets, Planning, Information Technology 05/24/2024, 12:00 AM
Updated Wheeling Access Charge Rates Effective 1/1/24 Markets 05/24/2024, 12:00 AM
Western Energy Imbalance Market Regional Issues Forum on 6/20/24, Draft Agenda Posted; Registration Requested Markets, Governance and committees 05/23/2024, 12:00 AM
ISO website Maintenance on Stakeholder Initiative Webpages Tonight, 5/23/24 Information Technology 05/23/2024, 12:00 AM
Registration Reminder: Greenhouse Gas Coordination Working Group on 5/29/24 Markets 05/23/2024, 12:00 AM
Customer Partnership Group for Congestion Revenue Rights Upgrade Project Call on 5/30/24 Markets, Information Technology 05/23/2024, 12:00 AM
2025 Import Capability Allocation and Transfer Registration Process Legal and regulatory, Markets, Planning 05/22/2024, 12:00 AM
CPUC Annual Resource Adequacy Subpoena Issued Legal and regulatory, Markets 05/22/2024, 12:00 AM
Price Formation Enhancements - Rules for Bidding Above the Soft Offer Cap: Revised Draft Tariff Language Posted, Comments Extended to 5/27/24 Legal and regulatory, Markets 05/21/2024, 12:00 AM
Maximum Import Bid Price Analysis Workshop to Discuss Hourly Shaping Factor, Call on 5/28/24 Markets 05/21/2024, 12:00 AM
Gas Resource Management: Discussion Paper Posted; Comments Due 6/5/24 Markets 05/21/2024, 12:00 AM
2022-2023 Transmission Planning Process Approved Project Sponsor for the North of SONGS - Serrano 500kV Transmission Line Project Planning 05/20/2024, 12:00 AM
Price Formation Enhancements: Final Proposal for Rules for Bidding Above the Soft Offer Cap posted Markets 05/17/2024, 11:00 AM
Interconnection Process Enhancements 2023: Revised addendum to final proposal posted Markets, Operations, Planning 05/17/2024, 11:00 AM
WEIM Governing Body, Joint, ISO Board of Governors, DMM Oversight Committee and Audit Committee: 5/21/24 - 5/23/24 meetings; final agendas posted; 2024-2025 meeting schedule Markets, Governance and committees 05/17/2024, 11:00 AM
Release of April 2024 Renewables Performance Report Markets 05/17/2024, 11:00 AM
Capacity Procurement Mechanism Enhancements Track 2: CPM Soft Offer Cap effective date 6/1/24 Markets 05/17/2024, 11:00 AM
Notification of revised ISO operating procedures 4510, 4510B and 4510F Operations 05/16/2024, 10:15 AM
Notice of new market participants as of 5/16/24 Markets 05/16/2024, 10:15 AM
Business Practice Manual Change Management Call on 5/21/24 Legal and regulatory, Markets 05/15/2024, 12:00 AM
WEIM Governing Body, Joint, ISO Board of Governors, DMM Oversight Committee and Audit Committee: 5/21/24 - 5/23/24 Meetings; Draft Agendas Posted Markets, Governance and committees 05/14/2024, 9:40 AM
Price Formation Enhancements - Rules for Bidding Above the Soft Offer Cap Draft Tariff Language Posted, Comments due 5/24/24 Markets 05/14/2024, 9:40 AM
Notice of New Market Participants as of 5/13/24 Markets 05/13/2024, 8:54 AM
Full Network Model Schedule for 2025 posted Markets, Operations 05/10/2024, 11:00 AM
Market Surveillance Committee meeting on 5/15/24, final agenda posted; Draft Opinion to be posted Markets, Governance and committees 05/10/2024, 11:00 AM
Section 43A.6.3 Report of Non-Resource Adequacy Capacity for April 2024 Legal and regulatory, Markets 05/10/2024, 11:00 AM
2022-2023 Transmission Planning Process: Imperial Valley - North of SONGs 500kV Substation and Line Project Report Legal and regulatory, Markets 05/09/2024, 3:00 PM
Revised - Updated meeting schedule for ISO Board of Governors: Board to receive Briefing on Interconnection Process Enhancements Track 2 Final Proposal at 5/23/24 meeting; special session for Board Decision on 6/12/24 Markets, Governance and committees 05/09/2024, 11:00 AM
Updated calendar link: Day-Ahead Sufficiency: Straw proposal posted, call on 5/13/24 Legal and regulatory, Markets 05/09/2024, 11:00 AM
Interconnection Process Enhancements 2023: Addendum to final proposal, technical workshop on 5/16/24 Markets, Operations, Planning 05/09/2024, 11:00 AM
2024 California ISO Summer Loads and Resources Assessment posted Markets, Operations 05/08/2024, 3:15 PM
Registration Reminder: Greenhouse Gas Coordination working group on 5/29/24 Markets 05/08/2024, 12:30 PM
Annual Policy Initiatives Roadmap Process 2024 working group on 5/15/24 Markets 05/08/2024, 12:30 PM
Price Formation Enhancements: Draft Final Proposal for Rules for Bidding Above the Soft Offer Cap to be reposted with clarifications, Comments due 5/8/24 Markets 05/07/2024, 12:00 PM
New interactive Resource Owner/Operator Desk Reference Guide now available Markets, Operations 05/07/2024, 12:00 PM
Day-Ahead Sufficiency: Straw proposal posted, call on 5/13/24 Legal and regulatory, Markets 05/06/2024, 11:00 AM
Notification of revised ISO operating procedure 1210 Operations 05/06/2024, 11:00 AM
Western Energy Imbalance Market Regional Issues Forum on 6/20/24; registration requested Markets, Governance and committees 05/06/2024, 11:00 AM
Webinar Training Sessions for the New CAISO Website on 5/23/24 and 5/29/24 Legal and regulatory, Markets, Operations, Planning, Information Technology, Governance and committees 05/06/2024, 11:00 AM
Regional Issues Forum Roundtable Summary posted Markets, Governance and committees 05/03/2024, 10:00 AM
Updated Wheeling Access Charge Rates effective 1/1/24 Markets 05/03/2024, 10:00 AM
Notification of revised ISO operating procedures 2330 and 2390 Operations 05/02/2024, 11:00 AM
Draft tariff language relating to intertie import tagging rules, call on 5/9/24 Legal and regulatory, Markets 05/02/2024, 11:00 AM
Notification of revised RC West operating procedures RC0410 and RC0410A Operations 05/02/2024, 11:00 AM
Price Formation Enhancements: Comment template posted for Draft Final Proposal - Rules for Bidding Above the Soft Offer Cap, Comments due 5/8/24 Markets 05/02/2024, 11:00 AM
Price Formation Enhancements: Draft Final Proposal for Rules for Bidding Above the Soft Offer Cap posted with comments due 5/8/24, working group on 5/2/24 Markets 05/01/2024, 10:36 AM
RC West Oversight Committee meeting on 5/15/24, agenda posted Governance and committees 05/01/2024, 10:36 AM
Interconnection Process Enhancements 2023: Track 2 draft final proposal meeting on 2/15/24 Markets, Operations, Planning 01/25/2024, 1:00 PM
Notification of revised ISO operating procedures 2330 and 2720 Operations 01/25/2024, 1:00 AM
SunZia Transmission, LLC submits new Participating Transmission Owner application to California ISO Legal and regulatory, Markets, Operations, Planning 01/24/2024, 1:00 PM
RC West has revised and posted operating procedure RC0610 for visibility prior to 4/1/24 effective date Operations 01/24/2024, 1:00 PM
Gas Resource Management working group call on 1/25/24 Markets 01/17/2024, 1:00 PM
Reliability Demand Response Resource Minimum On Time final proposal, call on 1/24/24 Markets 01/17/2024, 1:00 PM
Notification of revised ISO Available Transfer Capability Implementation Document and Transmission Reliability Margin Implementation Document Operations 01/17/2024, 1:00 PM
Customer Partnership Group for Congestion Revenue Rights upgrade project call on 1/25/24 Markets 01/17/2024, 1:00 PM
Price Formation Enhancement working group meeting 1/24/24 changed from hybrid to virtual-only format, memo posted Planning 01/17/2024, 1:00 PM
Automated Dispatch System changes to Partial Acceptance functionality and User Interface implementation on 11/15/23 Markets, Information Technology 11/14/2023, 12:45 AM
Automated Dispatch System changes to Partial Acceptance functionality and User Interface Markets, Information Technology 11/01/2023, 1:45 AM
New Initiative: Capacity Procurement Mechanism Enhancements: Track 1 straw proposal posted, call on 8/4/22 Planning 07/28/2022, 12:00 AM
Notification of revised ISO operating procedures 5360 and 5510 Operations 07/28/2022, 12:00 AM
2023 Annual Import Allocation Process: Step 10 Remaining Import Capability Operations 07/26/2022, 12:00 AM
Summer Market Performance Report for June 2022, call on 7/29/22 Markets 07/22/2022, 12:00 AM
Business Practice Manual change management call on 6/28/22 Legal and regulatory 06/21/2022, 12:00 AM
2021-2022 Transmission Planning Process, Call 11/18/21 Planning 11/11/2021, 1:30 PM
Annual Policy Initiatives Roadmap Process 2024 working group on 5/8/24 Markets, Operations, Information Technology
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