MIS Report Issues 2026-10-01T23:39:21Z 2026-10-01T23:39:21Z

<strong>When:</strong> Wednesday September 30, 2026 3:50 PM<br/><p>ISO New England has made revisions to the MIS report descriptions for the following reports impacted by the FCM PFP change (<strong>Pending FERC Approval</strong>), with the first release expected no sooner than November 1st, 2026. The link will display the report&#39;s description and change summary, including details of the report&rsquo;s modifications.</p> <p>&nbsp;</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymt2.pdf">SD_FCMPFPRESPYMT2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymtsub2.pdf">SD_FCMPFPRESPYMTSUB2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpcpsbt.pdf">SD_FCMPFPCPSBT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfprespymt.pdf">SD_FCMPFPRESPYMT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2022/09/sd_fcmpfprespymtsub.pdf">SD_FCMPFPRESPYMTSUB</a>: Retired, effective 10/01/2026</p> <p>&nbsp;</p> <p><strong>Modifications for clarification; no report columns added or removed:</strong></p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacp.pdf">SD_FCMPFPACP</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacpprelim.pdf">SD_FCMPFPACPPRELIM</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscore.pdf">SD_FCMPFPSCORE</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscoreprelim.pdf">SD_FCMPFPSCOREPRELIM</a>: Modified, effective 10/01/2026</p> <p>&nbsp;</p> <p>ISO New England has also made revisions to the MIS report description for the following reports of OATT Schedule 16 &ndash; BlackStart (no changes to Tariff;&nbsp;only new settlement for Lump Sum Payment is built to complete). The link will display the report&#39;s description and change summary, including details of the reports&rsquo; modifications.</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmt.pdf">SD_BSLUMPSUMPMT</a>: New, effective 11/01/2026</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmtsub.pdf">SD_BSLUMPSUMPMTSUB</a>: New, effective 11/01/2026</p> <p>&nbsp;</p> <p>Complete details can be found on the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a>&nbsp;web page. The most recent version of each MIS report distributed by the ISO is available in the&nbsp;<a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a>&nbsp;document, the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a>&nbsp;file, and the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a>&nbsp;file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a>.</p>

2026-10-01T23:39:21Z 2026-10-01T23:37:54Z 2026-10-01T23:37:54Z

<strong>When:</strong> Wednesday September 30, 2026 4:00 PM<br/><p>ISO New England has made revisions to the MIS report descriptions for the following reports impacted by the <a href="/static-assets/documents/100040/er26-3379-000.pdf">FCM PFP change</a>, with the first release expected no sooner than November 1st, 2026. The links will display the report&nbsp;description and change summary, including details of the reports&rsquo; modifications.</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymt2.pdf">SD_FCMPFPRESPYMT2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymtsub2.pdf">SD_FCMPFPRESPYMTSUB2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpcpsbt.pdf">SD_FCMPFPCPSBT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfprespymt.pdf">SD_FCMPFPRESPYMT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2022/09/sd_fcmpfprespymtsub.pdf">SD_FCMPFPRESPYMTSUB</a>: Retired, effective 10/01/2026</p> <p>&nbsp;</p> <p><strong>Modifications for clarification; no report columns added or removed:</strong></p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacp.pdf">SD_FCMPFPACP</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacpprelim.pdf">SD_FCMPFPACPPRELIM</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscore.pdf">SD_FCMPFPSCORE</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscoreprelim.pdf">SD_FCMPFPSCOREPRELIM</a>: Modified, effective 10/01/2026</p> <p>&nbsp;</p> <p>ISO New England has also made revisions to the MIS report descriptions for the following reports of OATT Schedule 16 &ndash; BlackStart (no changes to Tariff;&nbsp;only new settlement for Lump Sum Payment is built to complete). The link will display the report&#39;s description and change summary, including details of the reports&rsquo; modifications.</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmt.pdf">SD_BSLUMPSUMPMT</a>: New, effective 11/01/2026</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmtsub.pdf">SD_BSLUMPSUMPMTSUB</a>: New, effective 11/01/2026</p> <p>&nbsp;</p> <p>Complete details can be found on the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a>&nbsp;web page. The most recent version of each MIS report distributed by the ISO is available in the&nbsp;<a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a>&nbsp;document, the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a>&nbsp;file and the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a>&nbsp;file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a></p>

2026-10-01T23:37:54Z 2026-09-30T23:50:06Z 2026-09-30T23:50:06Z

<strong>When:</strong> Wednesday September 30, 2026 3:50 PM<br/><p>ISO New England has made revisions to the MIS report descriptions for the following reports impacted by the FCM PFP change (<strong>Pending FERC Approval</strong>), with the first release expected no sooner than November 1st, 2026. The link will display the report&#39;s description and change summary, including details of the report&rsquo;s modifications.</p> <p>&nbsp;</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymt2.pdf">SD_FCMPFPRESPYMT2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/100039/sd_fcmpfprespymtsub2.pdf">SD_FCMPFPRESPYMTSUB2</a>: New, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpcpsbt.pdf">SD_FCMPFPCPSBT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfprespymt.pdf">SD_FCMPFPRESPYMT</a>: Retired, effective 10/01/2026</p> <p><a href="/static-assets/documents/2022/09/sd_fcmpfprespymtsub.pdf">SD_FCMPFPRESPYMTSUB</a>: Retired, effective 10/01/2026</p> <p>&nbsp;</p> <p><strong>Modifications for clarification; no report columns added or removed:</strong></p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacp.pdf">SD_FCMPFPACP</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacpprelim.pdf">SD_FCMPFPACPPRELIM</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscore.pdf">SD_FCMPFPSCORE</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscoreprelim.pdf">SD_FCMPFPSCOREPRELIM</a>: Modified, effective 10/01/2026</p> <p>&nbsp;</p> <p>ISO New England has also made revisions to the MIS report description for the following reports of OATT Schedule 16 &ndash; BlackStart (no changes to Tariff;&nbsp;only new settlement for Lump Sum Payment is built to complete). The link will display the report&#39;s description and change summary, including details of the reports&rsquo; modifications.</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmt.pdf">SD_BSLUMPSUMPMT</a>: New, effective 11/01/2026</p> <p><a href="/static-assets/documents/100039/sd_bslumpsumpmtsub.pdf">SD_BSLUMPSUMPMTSUB</a>: New, effective 11/01/2026</p> <p>&nbsp;</p> <p>Complete details can be found on the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a>&nbsp;web page. The most recent version of each MIS report distributed by the ISO is available in the&nbsp;<a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a>&nbsp;document, the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a>&nbsp;file, and the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a>&nbsp;file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a>.</p>

2026-09-30T23:50:06Z 2026-09-04T19:29:27Z 2026-09-04T19:29:27Z

<strong>When:</strong> Friday September 4, 2026 11:30 AM<br/><p>ISO New England has made revisions to the MIS report descriptions for the following reports impacted by the FCM PFP change (<strong>Pending FERC Approval</strong>), with the first release expected no sooner than October 7, 2026. The link will display the report&#39;s description and change summary, including details of the reports&rsquo; modifications.</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacp.pdf">SD_FCMPFPACP</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpacpprelim.pdf">SD_FCMPFPACPPRELIM</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscore.pdf">SD_FCMPFPSCORE</a>: Modified, effective 10/01/2026</p> <p><a href="/static-assets/documents/2018/03/sd_fcmpfpscoreprelim.pdf">SD_FCMPFPSCOREPRELIM</a>: Modified, effective 10/01/2026</p> <p>Complete details can be found on the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a>&nbsp;web page. The most recent version of each MIS report distributed by the ISO is available in the&nbsp;<a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a>&nbsp;document, the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a>&nbsp;file and the&nbsp;<a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a>&nbsp;file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the&nbsp;<a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a>.</p>

2026-09-04T19:29:27Z 2025-08-08T19:31:52Z 2025-08-08T19:31:52Z

<strong>When:</strong> Friday August 8, 2025 11:30 AM<br/><p>We have resolved the connectivity issues impacting the ISO New England&rsquo;s Market Information Server (MIS) Secure FTP system. Full functionality has been restored, and our technical teams are monitoring the system. Thank you for your patience as we worked to resolve this issue.</p> <p><strong>Affected Services Now Restored</strong></p> <ul> <li><strong>MIS SFTP:</strong> Full functionality and access to the MIS SFTP accounts has been restored.</li> </ul> <p>If you have questions regarding this message, please contact the Participant Support and Solutions Team by submitting a case via&nbsp;<a href="https://askiso.iso-ne.com/s/contactsupport" target="_blank">Ask ISO</a>, emailing&nbsp;<a href="mailto:AskISO@iso-ne.com" target="_blank">AskISO@iso-ne.com</a>&nbsp;or by phone at (413) 540-4220.</p>

2025-08-08T19:31:52Z 2025-08-08T19:16:24Z 2025-08-08T19:16:24Z

<strong>When:</strong> Friday August 8, 2025 10:23 AM<br/><p>We are actively investigating connectivity issues impacting the ISO New England&rsquo;s Market Information Server (MIS) Secure FTP system.</p> <p><strong>Affected Services</strong></p> <ul> <li><strong>MIS SFTP:</strong> Users are unable to connect to their MIS SFTP accounts.</li> </ul> <p><strong>Current Status</strong></p> <p>Our technical teams are diligently working to pinpoint the root cause and restore full functionality as quickly as possible.</p> <p><strong>Next Steps</strong></p> <ul> <li>We will provide an update by <strong>11:30 AM EDT</strong> or sooner if the issue is resolved.</li> <li>If you have questions regarding this message, please contact the Participant Support and Solutions Team by submitting a case via&nbsp;<a href="https://askiso.iso-ne.com/s/contactsupport">Ask ISO</a>, emailing&nbsp;<a href="mailto:AskISO@iso-ne.com">AskISO@iso-ne.com</a>&nbsp;or by phone at (413) 540-4220.</li> </ul> <p>We sincerely apologize for the inconvenience caused and appreciate your patience as we work to resolve this issue.</p>

2025-08-08T19:16:24Z 2025-08-08T18:25:52Z 2025-08-08T18:25:52Z

<strong>When:</strong> Friday August 8, 2025 10:23 AM<br/><p>We are actively investigating connectivity issues impacting the ISO New England&rsquo;s Market Information Server (MIS) Secure FTP system.</p> <p><strong>Affected Services</strong></p> <ul> <li><strong>MIS SFTP:</strong> Users are unable to connect to their MIS SFTP accounts.</li> </ul> <p><strong>Current Status</strong></p> <p>Our technical teams are diligently working to pinpoint the root cause and restore full functionality as quickly as possible.</p> <p><strong>Next Steps</strong></p> <ul> <li>We will provide an update by <strong>11:30 AM EDT</strong> or sooner if the issue is resolved.</li> <li>If you have questions regarding this message, please contact the Participant Support and Solutions Team by submitting a case via&nbsp;<a href="https://askiso.iso-ne.com/s/contactsupport">Ask ISO</a>, emailing&nbsp;<a href="mailto:AskISO@iso-ne.com">AskISO@iso-ne.com</a>&nbsp;or by phone at (413) 540-4220.</li> </ul> <p>We sincerely apologize for the inconvenience caused and appreciate your patience as we work to resolve this issue.</p>

2025-08-08T18:25:52Z 2023-07-12T20:04:15Z 2023-07-12T20:04:15Z

<strong>When:</strong> Wednesday July 12, 2023 11:50 AM<br/><p>ISO New England has made revisions to the MIS report description for the following report(s) with the first release expected no sooner than August 14th, 2023. The link will display the report&#39;s description and change summary, including details of the report&#39;s modifications.</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/oi_lossesmd.pdf">OI_LOSSESMD</a>: Modified, effective 8/14/2023</p> <p>Complete details can be found on the <a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a> web page. The most recent version of each MIS report distributed by the ISO is available in the<a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf"> All Reports pdf</a> document, the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a> file and the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP </a>file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the <a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a></p>

2023-07-12T20:04:15Z 2023-06-28T21:35:15Z 2023-06-28T21:35:15Z

<strong>When:</strong> Wednesday June 28, 2023 1:00 PM<br/><p>ISO New England has&nbsp;made revisions to the Standard Settlement template file with the addition of Subaccount columns for the following reports. Please note that the sample files will not change. The first release of the updated template is expected no sooner than July 28th, 2023. The link will display the report&#39;s description and change summary, including details of the report&#39;s modifications.</p> <p><a href="/static-assets/documents/2023/06/ss_costualloc.pdf">SS_FCMNCCTFA</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_giscost.pdf">SS_GISCOST</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_hvvar.pdf">SS_HVVAR</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/2016/10/ss_ncpcdfa.pdf">SS_NCPCDFA</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_parexp.pdf">SS_PAREXP</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_rteepeet.pdf">SS_RTEEPEET</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_rteetca.pdf">SS_RTEETCA</a>: Modified, effective 06/01/2023</p> <p><a href="/static-assets/documents/support/tech/rpt_descriptions/pdfs/ss_rtesep.pdf">SS_RTESEP</a>: Modified, effective 06/01/2023</p> <p>Complete details can be found on the <a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a> web page. The most recent version of each MIS report distributed by the ISO is available in the <a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a> document, the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a> file and the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a> file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the <a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a></p> <p>&nbsp;</p>

2023-06-28T21:35:15Z 2023-06-28T21:34:00Z 2023-06-28T21:34:00Z

<strong>When:</strong> Wednesday June 28, 2023 1:00 PM<br/><p>ISO New England has made revisions to the MIS report description for the following report&nbsp;impacted by the Mystic Cost of Service True-Up settlement with the first release expected no sooner than July 28th, 2023. The link will display the report&#39;s description and change summary, including details of the report&#39;s modifications.</p> <p><a href="/static-assets/documents/2023/06/ss_costualloc.pdf">SS_COSTUALLOC</a>: New, effective 6/1/2023</p> <p>Complete details can be found on the <a href="/markets-operations/settlements/understand-bill/reports-descriptions/">MIS Report Descriptions, Templates and Samples</a> web page. The most recent version of each MIS report distributed by the ISO is available in the <a href="/static-assets/documents/support/tech/rpt_descriptions/report_descriptions.pdf">All Reports pdf</a> document, the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_templates.zip">all templates ZIP</a> file and the <a href="http://www.iso-ne.com/static-assets/documents/support/tech/rpt_descriptions/all_samples.zip">all samples ZIP</a> file. The formatting of MIS csv files into their corresponding Excel templates can be performed by installing and enabling the <a href="/markets-operations/settlements/understand-bill/reports-descriptions#mis-report-format">MIS Report Format Macro-Enabled Add-In for Excel 2016</a></p>

2023-06-28T21:34:00Z