Filter by:
| Description | Forum | Category | Date | |
|---|---|---|---|---|
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CEAs Protest of 206 Complaint Against Transmission Competition in MISO/SPP (EL26-58) | FERC | MISO, SPP, Transmission | May 28, 2026 |
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CEOs Protest of SPP's Demand Response and Peak Demand Assessment Filing (ER26-2249) | FERC | Demand Response, Resource Adequacy, SPP | May 28, 2026 |
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PIO Comments to WestConnect on Draft Order 1920 Tariff | WestConnect | FERC, Transmission, West | April 28, 2026 |
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Opening brief challenging FERC's approval of MISO's Expedited Resource Addition Study | D.C. Circuit | Interconnection, Litigation, MISO | April 17, 2026 |
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Public Interest Organizations' Protest to FERC of PJM's Expedited Interconnection Track | FERC | FERC, Interconnection, PJM | March 20, 2026 |
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NRDC Protest to FERC of PJM's Expedited Interconnection Track | FERC | FERC, Interconnection, PJM | March 20, 2026 |
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Environmental Sector Feedback on PJM 5-year Strategy | PJM | Interconnection, Markets, PJM, Resource Adequacy, Transmission | March 3, 2026 |
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Reply Brief of PIOs and Invenergy Petitioners on Order 1920 | Court of Appeals - Fourth Circuit | Transmission | February 25, 2026 |
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Comments of Public Interest Organizations on Surplus Interconnection Service in ISO-NE | ISO-NE | Interconnection, ISO-NE, Transmission | February 6, 2026 |
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Order 1920 Respondent-Intervenor - Brief Case No. 24-1650(L) | Court of Appeals - Fourth Circuit | FERC | February 6, 2026 |
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PIO Response to CPP Deficiency Letter (ER26-414) | FERC | Interconnection, SPP, Transmission | January 26, 2026 |
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PIO Limited Protest of PJM’s Order 1920 Compliance Filing | FERC | FERC, PJM, Transmission | January 21, 2026 |
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PIOs Comments in Support of CAISO's Order No. 1920 Compliance Filing | FERC | CAISO, FERC, Transmission | January 20, 2026 |
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PIOs Campbell DOE 202c Opening Brief | DC Circuit - Court of Appeals | DOE, Litigation | December 19, 2025 |
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Protest to PJM Market Monitor’s complaint regarding connection of data centers (EL26-30) | FERC | Large Loads, PJM, Resource Adequacy | December 15, 2025 |
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PIOs Comments in Support of SPP's Consolidated Planning Process Filing (ER26-414) | FERC | FERC, Interconnection, Planning, SPP, Transmission | November 24, 2025 |
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PIOs Answer to SPP's Answer in Priority Process Expanded Eligibility Amendment Filing (ER26-153) | FERC | FERC, Interconnection, SPP | November 24, 2025 |
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PIOs Answer to SPP's Answer in Priority Process Queue Prioritization Amendment Filing (ER26-156) | FERC | FERC, Interconnection, SPP | November 24, 2025 |
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PIOs Protest of SPP’s Priority Process Queue Prioritization Amendment (ER26-156) | FERC | FERC, Interconnection, SPP | November 24, 2025 |
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PIOs Protest of SPP’s Priority Process Expanded Eligibility Amendment (ER26-153) | FERC | FERC, Interconnection, SPP | November 24, 2025 |
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Public Interest Organizations Comments to DOE Advance Notice of Proposed Rulemaking on Large Load Interconnections (RM26-4) | FERC | November 21, 2025 | |
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PIOs Response to DOE Speed to Power Request for Information 11-21-25 | DOE | DOE, Transmission | November 21, 2025 |
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NRDC, Clean Wisconsin and Sierra Club Petition for Review of FERC Acceptance of MISO’s ERAS Filing | DC Circuit - Court of Appeals | Interconnection, MISO | November 18, 2025 |
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NRDC and Sierra Club Petition for Review of FERC Acceptance of SPP's Accreditation Filings | DC Circuit - Court of Appeals | Resource Adequacy, SPP | November 18, 2025 |
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Limited protest of penalty provisions in PJM’s second Order 2023 compliance filing (ER24-2045) | FERC | FERC, Interconnection, PJM | November 13, 2025 |
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Letter in Support of SPP's 2025 Integrated Transmission Plan | SPP | SPP, Transmission | October 31, 2025 |
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Answer to Concerned Commissioners' Complaint re: MISO LRTP Tranche 2.1 (EL25-109) | FERC | MISO, Transmission | October 24, 2025 |
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Public Interest Org's CP2 LNG Opening Brief | DC Circuit - Court of Appeals | Climate Change, Gas, Litigation, LNG | October 14, 2025 |
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PIOs' Protest of MISO Compliance Filing re: Campbell Cost Allocation (ER25-3425 & EL25-90) | FERC | DOE, MISO, Resource Adequacy | October 6, 2025 |
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Request for Rehearing of Order Reissuing CPCN for Northeast Supply Enhancement Project (Case 20-E-0197) | New York Energy Policy Planning Advisory Council | NYISO, Planning, States, Transmission | September 29, 2025 |
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Request for Rehearing of Order Reissuing CPCN for Northeast Supply Enhancement Project (CP17-101 & CP20-49) | FERC | FERC, Gas, Pipelines | September 29, 2025 |
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PIOs Second Motion to Intervene and Request for Rehearing on DOE's 2nd Eddystone Order | DOE | DOE | September 26, 2025 |
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PIOs Petition to the DC Circuit Court of Appeals to Review DOE's 2nd Eddystone Order | DC Circuit - Court of Appeals | DOE | September 26, 2025 |
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ER25-2653 Request for Rehearing of Cost Allocation for Eddystone 202c Order | FERC | DOE, PJM, Resource Adequacy | September 15, 2025 |
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PIOs' Request for Rehearing of FERC Order Approving Campbell 202c Cost Allocation, EL25-90 | FERC | DOE, MISO, Resource Adequacy | September 15, 2025 |
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Answer of PIOs Opposing Georgia Public Service Commission Motion for Time Extension (RM21-17) | FERC | September 10, 2025 | |
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Protest Supporting MISO Long Range Transmission Plan Tranche 2.1 (EL25-109) | FERC | MISO, Transmission | September 9, 2025 |
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PIO’s Second Motion to Stay Construction (USCA Case #24-1291) | DC Circuit - Court of Appeals | Climate Change, Gas, Litigation, LNG | September 5, 2025 |
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Brief of Public Interest Organizations Challenging Specific Aspects of Order 1920 | Court of Appeals - Fourth Circuit | FERC, Transmission | August 29, 2025 |
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Request for rehearing of PJM’s extended Order 2023 interconnection timelines (Docket ER24-2045) | FERC | FERC, Interconnection, PJM | August 22, 2025 |
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PIOs file Request for Rehearing of SPP’s Consolidated Accreditation Filings (ER24-1317 and ER24-2953) | SPP | FERC, Resource Adequacy, SPP | August 20, 2025 |
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PIOs file Request for Rehearing of SPP’s Expedited Resource Adequacy Study Process (ER25-2296) | SPP | FERC, Interconnection, Resource Adequacy, SPP | August 20, 2025 |
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PIOs Request Rehearing of FERC’s Order accepting MISO’s ERAS Proposal (ER25-2452) | FERC | FERC, Interconnection, MISO, Resource Adequacy | August 20, 2025 |
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NRDC et al Request for Rehearing of DOE Resource Adequacy Report | DOE | DOE, Reliability and Resilience, Resource Adequacy | August 6, 2025 |
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PIOs comments on SPP’s new large load proposal (RR 696) | SPP | Large Loads, SPP | July 22, 2025 |
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NRDC comments regarding treatment of PURPA Qualifying Facilities co-located with large loads | FERC | Distributed Energy Resources, PJM, Planning, Renewable Resources, Transmission | July 18, 2025 |
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NRDC comments urging equal treatment for large loads co-located with generation (EL25-49) | FERC | Distributed Energy Resources, PJM, Planning, Resource Adequacy | July 18, 2025 |
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PIOs Submit Response to SPP’s Answer on Proposed Expedited Resource Adequacy Study (ER25-2296) | SPP | FERC, Interconnection, Resource Adequacy, SPP | July 16, 2025 |
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PIOs Submit a Response to MISO’s Answer on ERAS Proposal (ER25-2452) | FERC | FERC, Interconnection, MISO, Resource Adequacy | July 7, 2025 |
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PIOs Protest re Eddystone 202(c) Cost Allocation (Docket ER25-2653) | FERC | DOE, PJM, Resource Adequacy | July 7, 2025 |
| File |
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|---|---|
| Description | CEAs Protest of 206 Complaint Against Transmission Competition in MISO/SPP (EL26-58) |
| Forum | FERC |
| Category | MISO, SPP, Transmission |
| Date | May 28, 2026 |
| File |
|
|---|---|
| Description | CEOs Protest of SPP's Demand Response and Peak Demand Assessment Filing (ER26-2249) |
| Forum | FERC |
| Category | Demand Response, Resource Adequacy, SPP |
| Date | May 28, 2026 |
| File |
|
|---|---|
| Description | PIO Comments to WestConnect on Draft Order 1920 Tariff |
| Forum | WestConnect |
| Category | FERC, Transmission, West |
| Date | April 28, 2026 |
| File |
|
|---|---|
| Description | Opening brief challenging FERC's approval of MISO's Expedited Resource Addition Study |
| Forum | D.C. Circuit |
| Category | Interconnection, Litigation, MISO |
| Date | April 17, 2026 |
| File |
|
|---|---|
| Description | Public Interest Organizations' Protest to FERC of PJM's Expedited Interconnection Track |
| Forum | FERC |
| Category | FERC, Interconnection, PJM |
| Date | March 20, 2026 |
| File |
|
|---|---|
| Description | NRDC Protest to FERC of PJM's Expedited Interconnection Track |
| Forum | FERC |
| Category | FERC, Interconnection, PJM |
| Date | March 20, 2026 |
| File |
|
|---|---|
| Description | Environmental Sector Feedback on PJM 5-year Strategy |
| Forum | PJM |
| Category | Interconnection, Markets, PJM, Resource Adequacy, Transmission |
| Date | March 3, 2026 |
| File |
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|---|---|
| Description | Reply Brief of PIOs and Invenergy Petitioners on Order 1920 |
| Forum | Court of Appeals - Fourth Circuit |
| Category | Transmission |
| Date | February 25, 2026 |
| File |
|
|---|---|
| Description | Comments of Public Interest Organizations on Surplus Interconnection Service in ISO-NE |
| Forum | ISO-NE |
| Category | Interconnection, ISO-NE, Transmission |
| Date | February 6, 2026 |
| File |
|
|---|---|
| Description | Order 1920 Respondent-Intervenor - Brief Case No. 24-1650(L) |
| Forum | Court of Appeals - Fourth Circuit |
| Category | FERC |
| Date | February 6, 2026 |
| File |
|
|---|---|
| Description | PIO Response to CPP Deficiency Letter (ER26-414) |
| Forum | FERC |
| Category | Interconnection, SPP, Transmission |
| Date | January 26, 2026 |
| File |
|
|---|---|
| Description | PIO Limited Protest of PJM’s Order 1920 Compliance Filing |
| Forum | FERC |
| Category | FERC, PJM, Transmission |
| Date | January 21, 2026 |
| File |
|
|---|---|
| Description | PIOs Comments in Support of CAISO's Order No. 1920 Compliance Filing |
| Forum | FERC |
| Category | CAISO, FERC, Transmission |
| Date | January 20, 2026 |
| File |
|
|---|---|
| Description | PIOs Campbell DOE 202c Opening Brief |
| Forum | DC Circuit - Court of Appeals |
| Category | DOE, Litigation |
| Date | December 19, 2025 |
| File |
|
|---|---|
| Description | Protest to PJM Market Monitor’s complaint regarding connection of data centers (EL26-30) |
| Forum | FERC |
| Category | Large Loads, PJM, Resource Adequacy |
| Date | December 15, 2025 |
| File |
|
|---|---|
| Description | PIOs Comments in Support of SPP's Consolidated Planning Process Filing (ER26-414) |
| Forum | FERC |
| Category | FERC, Interconnection, Planning, SPP, Transmission |
| Date | November 24, 2025 |
| File |
|
|---|---|
| Description | PIOs Answer to SPP's Answer in Priority Process Expanded Eligibility Amendment Filing (ER26-153) |
| Forum | FERC |
| Category | FERC, Interconnection, SPP |
| Date | November 24, 2025 |
| File |
|
|---|---|
| Description | PIOs Answer to SPP's Answer in Priority Process Queue Prioritization Amendment Filing (ER26-156) |
| Forum | FERC |
| Category | FERC, Interconnection, SPP |
| Date | November 24, 2025 |
| File |
|
|---|---|
| Description | PIOs Protest of SPP’s Priority Process Queue Prioritization Amendment (ER26-156) |
| Forum | FERC |
| Category | FERC, Interconnection, SPP |
| Date | November 24, 2025 |
| File |
|
|---|---|
| Description | PIOs Protest of SPP’s Priority Process Expanded Eligibility Amendment (ER26-153) |
| Forum | FERC |
| Category | FERC, Interconnection, SPP |
| Date | November 24, 2025 |
| File |
|
|---|---|
| Description | Public Interest Organizations Comments to DOE Advance Notice of Proposed Rulemaking on Large Load Interconnections (RM26-4) |
| Forum | FERC |
| Category | |
| Date | November 21, 2025 |
| File |
|
|---|---|
| Description | PIOs Response to DOE Speed to Power Request for Information 11-21-25 |
| Forum | DOE |
| Category | DOE, Transmission |
| Date | November 21, 2025 |
| File |
|
|---|---|
| Description | NRDC, Clean Wisconsin and Sierra Club Petition for Review of FERC Acceptance of MISO’s ERAS Filing |
| Forum | DC Circuit - Court of Appeals |
| Category | Interconnection, MISO |
| Date | November 18, 2025 |
| File |
|
|---|---|
| Description | NRDC and Sierra Club Petition for Review of FERC Acceptance of SPP's Accreditation Filings |
| Forum | DC Circuit - Court of Appeals |
| Category | Resource Adequacy, SPP |
| Date | November 18, 2025 |
| File |
|
|---|---|
| Description | Limited protest of penalty provisions in PJM’s second Order 2023 compliance filing (ER24-2045) |
| Forum | FERC |
| Category | FERC, Interconnection, PJM |
| Date | November 13, 2025 |
| File |
|
|---|---|
| Description | Letter in Support of SPP's 2025 Integrated Transmission Plan |
| Forum | SPP |
| Category | SPP, Transmission |
| Date | October 31, 2025 |
| File |
|
|---|---|
| Description | Answer to Concerned Commissioners' Complaint re: MISO LRTP Tranche 2.1 (EL25-109) |
| Forum | FERC |
| Category | MISO, Transmission |
| Date | October 24, 2025 |
| File |
|
|---|---|
| Description | Public Interest Org's CP2 LNG Opening Brief |
| Forum | DC Circuit - Court of Appeals |
| Category | Climate Change, Gas, Litigation, LNG |
| Date | October 14, 2025 |
| File |
|
|---|---|
| Description | PIOs' Protest of MISO Compliance Filing re: Campbell Cost Allocation (ER25-3425 & EL25-90) |
| Forum | FERC |
| Category | DOE, MISO, Resource Adequacy |
| Date | October 6, 2025 |
| File |
|
|---|---|
| Description | Request for Rehearing of Order Reissuing CPCN for Northeast Supply Enhancement Project (Case 20-E-0197) |
| Forum | New York Energy Policy Planning Advisory Council |
| Category | NYISO, Planning, States, Transmission |
| Date | September 29, 2025 |
| File |
|
|---|---|
| Description | Request for Rehearing of Order Reissuing CPCN for Northeast Supply Enhancement Project (CP17-101 & CP20-49) |
| Forum | FERC |
| Category | FERC, Gas, Pipelines |
| Date | September 29, 2025 |
| File |
|
|---|---|
| Description | PIOs Second Motion to Intervene and Request for Rehearing on DOE's 2nd Eddystone Order |
| Forum | DOE |
| Category | DOE |
| Date | September 26, 2025 |
| File |
|
|---|---|
| Description | PIOs Petition to the DC Circuit Court of Appeals to Review DOE's 2nd Eddystone Order |
| Forum | DC Circuit - Court of Appeals |
| Category | DOE |
| Date | September 26, 2025 |
| File |
|
|---|---|
| Description | ER25-2653 Request for Rehearing of Cost Allocation for Eddystone 202c Order |
| Forum | FERC |
| Category | DOE, PJM, Resource Adequacy |
| Date | September 15, 2025 |
| File |
|
|---|---|
| Description | PIOs' Request for Rehearing of FERC Order Approving Campbell 202c Cost Allocation, EL25-90 |
| Forum | FERC |
| Category | DOE, MISO, Resource Adequacy |
| Date | September 15, 2025 |
| File |
|
|---|---|
| Description | Answer of PIOs Opposing Georgia Public Service Commission Motion for Time Extension (RM21-17) |
| Forum | FERC |
| Category | |
| Date | September 10, 2025 |
| File |
|
|---|---|
| Description | Protest Supporting MISO Long Range Transmission Plan Tranche 2.1 (EL25-109) |
| Forum | FERC |
| Category | MISO, Transmission |
| Date | September 9, 2025 |
| File |
|
|---|---|
| Description | PIO’s Second Motion to Stay Construction (USCA Case #24-1291) |
| Forum | DC Circuit - Court of Appeals |
| Category | Climate Change, Gas, Litigation, LNG |
| Date | September 5, 2025 |
| File |
|
|---|---|
| Description | Brief of Public Interest Organizations Challenging Specific Aspects of Order 1920 |
| Forum | Court of Appeals - Fourth Circuit |
| Category | FERC, Transmission |
| Date | August 29, 2025 |
| File |
|
|---|---|
| Description | Request for rehearing of PJM’s extended Order 2023 interconnection timelines (Docket ER24-2045) |
| Forum | FERC |
| Category | FERC, Interconnection, PJM |
| Date | August 22, 2025 |
| File |
|
|---|---|
| Description | PIOs file Request for Rehearing of SPP’s Consolidated Accreditation Filings (ER24-1317 and ER24-2953) |
| Forum | SPP |
| Category | FERC, Resource Adequacy, SPP |
| Date | August 20, 2025 |
| File |
|
|---|---|
| Description | PIOs file Request for Rehearing of SPP’s Expedited Resource Adequacy Study Process (ER25-2296) |
| Forum | SPP |
| Category | FERC, Interconnection, Resource Adequacy, SPP |
| Date | August 20, 2025 |
| File |
|
|---|---|
| Description | PIOs Request Rehearing of FERC’s Order accepting MISO’s ERAS Proposal (ER25-2452) |
| Forum | FERC |
| Category | FERC, Interconnection, MISO, Resource Adequacy |
| Date | August 20, 2025 |
| File |
|
|---|---|
| Description | NRDC et al Request for Rehearing of DOE Resource Adequacy Report |
| Forum | DOE |
| Category | DOE, Reliability and Resilience, Resource Adequacy |
| Date | August 6, 2025 |
| File |
|
|---|---|
| Description | PIOs comments on SPP’s new large load proposal (RR 696) |
| Forum | SPP |
| Category | Large Loads, SPP |
| Date | July 22, 2025 |
| File |
|
|---|---|
| Description | NRDC comments regarding treatment of PURPA Qualifying Facilities co-located with large loads |
| Forum | FERC |
| Category | Distributed Energy Resources, PJM, Planning, Renewable Resources, Transmission |
| Date | July 18, 2025 |
| File |
|
|---|---|
| Description | NRDC comments urging equal treatment for large loads co-located with generation (EL25-49) |
| Forum | FERC |
| Category | Distributed Energy Resources, PJM, Planning, Resource Adequacy |
| Date | July 18, 2025 |
| File |
|
|---|---|
| Description | PIOs Submit Response to SPP’s Answer on Proposed Expedited Resource Adequacy Study (ER25-2296) |
| Forum | SPP |
| Category | FERC, Interconnection, Resource Adequacy, SPP |
| Date | July 16, 2025 |
| File |
|
|---|---|
| Description | PIOs Submit a Response to MISO’s Answer on ERAS Proposal (ER25-2452) |
| Forum | FERC |
| Category | FERC, Interconnection, MISO, Resource Adequacy |
| Date | July 7, 2025 |
| File |
|
|---|---|
| Description | PIOs Protest re Eddystone 202(c) Cost Allocation (Docket ER25-2653) |
| Forum | FERC |
| Category | DOE, PJM, Resource Adequacy |
| Date | July 7, 2025 |