NOTE 1: The public feedback period for this application is closed. The deadline to submit written comments was August 10, 2026. For more information, view the Notice of Hearing here.
NOTE 2: While this application does not include a request for a rate adjustment, if approved, it may result in rate changes requested through a General Rate Application at a later date.
UE20742 – Supplemental Capital Budget Request for MECL’s On-Island Capacity for Security of Supply Project
- Notice of Public Hearing – On-Island Capacity for Security of Supply Project- July 24, 2025
- Order UE26-03 – Updated Confidentiality Request – May 13, 2026
- Order UE25-07A – Varied On-Island Capacity Confidentiality Decision- March 10, 2026
- Order UE25-07 – Request for Confidentiality -Supplemental Capital Budget Request for On-Island Capacity for Security of Supply Project- December 5, 2025
- Order UE25-03 – Requests for Intervention – May 1, 2025
- Notice of Application – Supplemental Capital Budget Request for On-Island Capacity for Security of Supply Project – March 13, 2025 (Version française)
MECL Exhibits
- Exhibit M-1 – Supplemental Capital Budget Request for On-Island Capacity for Security of Supply Project- December 18, 2024
- Exhibit M-1(a) – Appendices E & F – December 18, 2025 (CONFIDENTIAL)
- Exhibit M-2 – MECL Response to Intervener applications – April 14, 2025
- Exhibit M-3 – MECL Letter to Commission Re. Capacity Update – April 23, 2025
- Exhibit M-4 – MECL Response to Public Questions from Energy Storage Canada – April 25, 2025
- Exhibit M-5 – MECL Response to Public Questions from Stephen Chandler – April 25, 2025
- Exhibit M-6 – Response to Interrogatories of Synapse Energy – May 16, 2025
- Exhibit M-6(a) – IR-2(d) – Confidential Attachment 1 (CONFIDENTIAL)
- Exhibit M-6(b) – IR-2(e) – Confidential Attachment 1 (CONFIDENTIAL)
- Exhibit M-6(c) – IR-4, IR-5, IR-19
- Exhibit M-7 – Letter to Commission Requesting Confidentiality for Certain Filings – May 16, 2025
- Exhibit M-8 – Update to Confidentiality Request – May 28, 2025
- Exhibit M-9 – On-Island Capacity – Request to enter into Negotiated Settlement – June 3, 2025
- Exhibit M-10 – Letter to Commission re: response to Confidentiality – June 13, 2025
- Exhibit M-11 – Letter to IRAC Responding to PEIEC’s Letter Re. Negotiated Settlement (Redacted) – August 5, 2025
- Exhibit M-12 – Supplemental Filing Re. On-Island Capacity for Security of Supply Project (Redacted) – August 14, 2025
- Exhibit M-12(a) – Appendices B-F (CONFIDENTIAL)
- Exhibit M-13 – MECL’s Supplemental Request for Confidentiality – September 16, 2025
- Exhibit M-14 – Letter to Commission – Technical Session Follow Up – October 16, 2025
- Exhibit M-15 – Response to Additional Interrogatories from Synapse Energy – November 12, 2025
- Exhibit M-16 – Letter to IRAC – Response to Confidentiality Order – December 17, 2025
- Exhibit M-16(a) – Dispatchable General Application – Supplemental Filing (Redacted) – December 17, 2025
- Exhibit M-16(b) – Confidential Appendix E- Net Present Value Inputs and Calculations (redacted) – December 17, 2025
- Exhibit M-16(c) – Confidential Appendix F – Impact of Rate Base, Revenue Requirement, and Customer Rates Calculation (redacted) – December 17, 2025
- Exhibit M-17 – Amended Application to Vary Order UE25-07 – January 12, 2026
- Exhibit M-18 – MECL Responses to Commission Interrogatories – January 15, 2026
- Exhibit M-19 – Request for Extension to File Responses to PEIEC Interrogatories – January 23, 2026
- Exhibit M-20 – Responses to Additional Interrogatories from Commission – January 28, 2026
- Exhibit M-21 – Responses to Interrogatories from PEIEC – January 28, 2026
- Exhibit M-22 – Letter to Commission re: Response to Interrogatories from PEIEC – February 17, 2026
- Exhibit M-23 – Further Amended Application to Vary Order UE25-07 – February 19, 2026
- Exhibit M-24 – Letter to Commission re: Copy of Letter to Standing Committee – February 23, 2026
- Exhibit M-25 – Dispatchable Generation Application – Supplemental Filing – March 13, 2026
- Exhibit M-26 – Letter to Commission re: Update on ProEnergy Opportunity – March 20, 2026
- Exhibit M-27 – Letter to Commission re: Written Submission from Peter Bevan-Baker – March 24, 2026
- Exhibit M-28 – Letter to Commission re: On-Island Capacity Project- Capacity Pricing Update – April 17, 2026
- Exhibit M-28(a) – MECL Request for Confidentiality re: Capacity Pricing Update – April 17, 2026
- Exhibit M-28(b) – Confidential Attachment 1 – Redacted Version – April 17, 2026
- Exhibit M-28(c) – MECL ProEnergy EPC Budgetary Proposal – Redacted Version – April 17, 2026
- Exhibit M-28(d) – Confidential Appendix D- Slot Reservation Agreement – Redacted Version – April 17, 2026
- Exhibit M-28(e) SRA Exhibit D- Gas Turbine Equipment Purchase and Sale Agreement- CONFIDENTIAL
- Exhibit M-29 – Response to Additional Interrogatories from Commission Staff – June 10, 2026
- Exhibit M-30 – Response from MECL to Additional Interrogatories from Commission Staff – July 24, 2026
- Exhibit M-30(a) – Confidential Responses to Interrogatories from Commission Staff – July 24, 2026 – (Pending Confidentiality Decision)
- Exhibit M-31 – Response from MECL re: Report from Synapse Energy Economics – August 5, 2026
- Exhibit M-30(a) – Confidential Responses to Interrogatories from Commission Staff – August 5, 2026 – (Pending Confidentiality Decision)
- Exhibit M-32 – Final Pre-Hearing Brief – August 6, 2026
- Exhibit M-33 – Response to Additional Interrogatories from Commission Staff – August 17, 2026
- Exhibit M-34 – Responses to Additional Interrogatories from Synapse Energy Economics – August 17, 2026
- Exhibit M-34(a) – IR – 2B – Table
- Exhibit M-34(b) – IR – 2D – Portfolio Analysis
- Exhibit M-34(c) – IR – 3B –See drop down menu below.
- Exhibit M-34(d) – IR – 3E –See drop down menu below.
- Exhibit M-34(e) – IR – 4A – Hourly Loads WY
- Exhibit M-34(f) – IR – 4C – Hourly BTM Adjusted Loads
- Exhibit M-34(g) – IR – 4DEF- Wind
- Exhibit M-34(h) – IR – 4I – Solar
- Exhibit M-34(i) – IR – 4J – See drop down menu below.
- Exhibit M-34(j) – IR – 5A – Dispatch Data
- Exhibit M-34(k) – IR – 8A – Solar and Wind ELCC
- Exhibit M-35 – Acknowledgement of Expert’s Duty – Arne Olson – August 5, 2026
- Exhibit M-36 – Acknowledgement of Expert’s Duty- Terrence Coyne – August 4, 2026
- Exhibit M-37 – Acknowledgement of Expert’s Duty – Pedro de Vasconcellos Oporto – August 10, 2026
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Commission Staff Exhibits
- Exhibit C-1 – Letter to MECL re. Information Session On-Island Capacity Application – December 17, 2024
- Exhibit C-2 – Information Session – January 22, 2025 (Pending Confidentiality Decision)
- Exhibit C-3 – Letter from Commission Staff to MECL – May 1, 2025
- Exhibit C-4 – Interrogatories from Commission Expert – Synapse – May 1, 2025
- Exhibit C-5 – Correspondence from Commission Staff to MECL Requesting Additional Information – May 26, 2025
- Exhibit C-6 – Letter to all Parties re: MECL’s Request for Confidentiality – June 2, 2025
- Exhibit C-7 – Letter to Ecology Action Centre re: Request for Intervener Status – June 6, 2025
- Exhibit C-8 – Letter to all Parties re: MECL’s Request for Negotiated Settlement – June 25, 2025
- Exhibit C-9 – Letter to Energy Corp re: Extension Request – July 4, 2025
- Exhibit C-10 – Letter to Energy Corp re: Second Extension Request – July 18, 2025
- Exhibit C-11 – Letter to Parties Re. Technical Session – September 5, 2025
- Exhibit C-12 – Audio of MECL Technical Briefing to Commission – September 11, 2025
- Exhibit C-12(a) – Technical Session – Confidential Portion – September 11, 2025 – CONFIDENTIAL
- Exhibit C-13 – Letter to Parties re: Requests for Confidentiality (Amended Application) – September 12, 2025
- Exhibit C-14 – Additional Interrogatories from Commission Expert (Synapse) – October 29, 2025
- Exhibit C-15 – Staff Interrogatories re: On-Island Capacity Project – December 18, 2025
- Exhibit C-16 – Letter to MECL re: Response to Confidentiality Order UE25-07 – December 23, 2025
- Exhibit C-17 – Letter to MECL re: Request to Amend or Vary Commission Order UE25-07- January 8, 2026
- Exhibit C-18 – Additional Interrogatories from Commission to MECL Re: Application to Vary Order UE25-07 – January 21, 2026
- Exhibit C-19 – Letter to MECL Responding to MECL’s Request for Extension – January 26, 2026
- Exhibit C-20 – Staff Interrogatories to PEIEC re: On-Island Capacity Project – February 13, 2026
- Exhibit C-21 – Letter to PEIEC Responding to Request for Extension – March 9, 2026
- Exhibit C-22- Letter to PEIEC Responding to PEIEC’s Request for Extension – March 26, 2026
- Exhibit C-23 – Synapse Report – Examination of MECL Application for On-Island Capacity – April 9, 2026
- Exhibit C-23(a) – Appendix A- Net Present Cost – April 9, 2026
- Exhibit C-23(b) – Appendix B, Attachment 1- ESIG Grid Forming Battery Energy Storage Systems – April 9, 2026
- Exhibit C-23(c) – Appendix B, Attachment 2- White Paper: Grid Forming Functional Specifications for BPS-Connected Battery Energy Storage Systems – April 9, 2026
- Exhibit 23(d) – Resume for Sabine Chavin, Senior Associate at Synapse – April 9, 2026
- Exhibit 23(e) – Resume for Robert Fagan, Senior Vice-President at Synapse – April 9, 2026
- Exhibit 23(f) – Resume for Ida Weiss, Associate II at Synapse – April 9, 2026
- Exhibit 23(g) – Acknowledgement of Expert’s Duty – April 15, 2026
- Exhibit C-24- Commission Interrogatories to Synapse – May 13, 2026
- Exhibit C-25 – Commission Interrogatories to MECL – May 29, 2026
- Exhibit C-26 – Synapse Response to C-24: Staff Interrogatories to Synapse – May 28, 2026
- Exhibit C-27 – Letter to Parties re: Procedural Timelines – June 30, 2026
- Exhibit C-28 – Additional Staff Interrogatories to MECL – July 10, 2026
- Exhibit C-29 – Additional Staff Interrogatories to PEI Energy Corporation – July 10, 2026
- Exhibit C-30 – Letter to MECL re: Procedural Clarification – July 10, 2026
- Exhibit C-31 – Additional Interrogatories from Commission Staff to MECL – August 7, 2026
- Exhibit C-32 – Additional Interrogatories from Commission Staff to PEIEC – August 7, 2026
- Exhibit C-33 – Additional Interrogatories from Synapse to MECL – August 7, 2026
PEI Energy Corporation Exhibits
- Exhibit EC-1 – Application Requesting Intervener Status – April 4, 2025
- Exhibit EC-2 – PEIEC Response to MECL Request for Confidentiality – June 9, 2025
- Exhibit EC-3 – PEIEC’s Request for Extension re: Settlement Negotiations – July 3, 2025
- Exhibit EC-4 – PEIEC’s Second Request for Extension re: Settlement Negotiations – July 17, 2025
- Exhibit EC-5 – PEIEC’s Submission re: MECL’s Request to Enter into Negotiated Settlement Process – July 22, 2025
- Exhibit EC-6 – PEIEC’s Supplemental Response to MECL’s Confidentiality Request – September 18, 2025
- Exhibit EC-7 – PEIEC’s Submission Re. MECL’s Deferral Account Request – September 23, 2025
- Exhibit EC-8 – PEIEC’s Request for Extension on Submissions re: Deferral Account – December 19, 2025
- Exhibit EC-9 – PEIEC’s Request for Interrogatories of MECL – January 8, 2026
- Exhibit EC-10 – PEIEC Request for Extension to Respond to Interrogatories from Commission – March 5, 2026
- Exhibit EC-11 – PEIEC Response to IRAC Interrogatories – March 13, 2026
- Exhibit EC-12 – PEIEC Request for Extension on WIP Deferral Account Submissions – March 20, 2026
- Exhibit EC-13 – PEIEC Submission Re. WIP Deferral Account – April 2, 2026
- Exhibit EC-14 – PEIEC Response to Additional Interrogatories from Commission Staff – July 24, 2026
- Exhibit EC-15 – PEIEC Response to Additional Interrogatories from Commission Staff – August 17, 2027
Peter Bevan-Baker Exhibits
- Exhibit PB-1 – Application Requesting Intervener Status – April 4, 2025
- Exhibit PB-2 – Response to MECL Request for Confidentiality – June 9, 2025
- Exhibit PB-3 – Response to MECL’s Supplemental Request for Confidentiality – September 18, 2025
- Exhibit PB-4 – Submission Re. MECL’s Deferral Account Request – September 23, 2025
- Exhibit PB-5 – Submission to IRAC on Maritime Electric’s Supplemental Application – March 23, 2026
- Exhibit PB-6 – Written Submission – July 31, 2026
Energy Democracy Now Exhibits
- Exhibit DN-1 – Application Requesting Intervener Status – April 4, 2025
- Exhibit DN-2 -Response to MECL’s Request for Confidentiality – June 9, 2025
- Exhibit DN-3 – Response to MECL’s updated Request for Confidentiality – September 16, 2025
- Exhibit DN-4 – Submission Re. MECL’s Deferral Account Request – September 23, 2025
- Exhibit DN-5 – Reports Cover Letter to IRAC – Written Submission – January 13, 2026
- Exhibit DN-5(a) – Critical Analysis of MECL’s On-Island Capacity Filing – January 13, 2026
- Exhibit DN-5(b) – Levelized Cost of Capacity Analysis – January 13, 2026
- Exhibit DN-5(c) – Supply Chain Analysis – January 13, 2026
- Exhibit DN-5(d) – Petition Rejecting MECL’s Fossil Fuel Proposal – January 13, 2026
- Exhibit DN-6 – Energy Democracy Now Reply to IRAC re: Deferral Account – March 20, 2026
- Exhibit DN-7 – Energy Democracy Now Reply to Maritime Electric’s Letter to Peter Bevan-Baker April 8, 2026
- Exhibit DN-8 – Preliminary Written Submission for Public Hearing – July 31, 2026
Ecology Action Centre Exhibits
Public Exhibits
- Exhibit P-1 – Interrogatories from Energy Storage Canada Re. 2024 Subsequent Capital Budget Request Capacity/Generation – April 4, 2025
- Exhibit P-2 – Interrogatories from Stephen Chandler Re. 2024 Subsequent Capital Budget Request Capacity/Generation – April 4, 2025
- Exhibit P-3 – Written comments Re. On Island Capacity application from Roger King – May 4, 2025
- Exhibit P-4 – Written comments Re. On Island Capacity application from Brian Tredenick – May 6, 2025
- Exhibit P-5 – Written comments Re. On Island Capacity application from Energy Storage Canada – May 9, 2025
- Exhibit P-6 – Written Comments from Roger King – September 20, 2025
- Exhibit P-7 – Written Comments from John te Raa- January 10, 2026
- Exhibit P-8 – Written Comments from Christian Hansen – February 12, 2026
- Exhibit P-9 – Written Comments from Christopher Kelly – March 23, 2026
- Exhibit P-10 – Written Comments from Vaughn Horton – July 31, 2026
- Exhibit P-11 – Written Comments from Noah Reid – August 1, 2026
- Exhibit P-12 – Written Comments from Roger King – August 3, 2026
- Exhibit P-13 – Written Comments from Andrew Lush – August 3, 2026
- Exhibit P-14 – Written Comments from Mary Cowper-Smith – August 4, 2026
- Exhibit P-15 – Written Comments from Brittany Jukubiec – August 4, 2026
- Exhibit P-16 – Written Comments from Tim McCullough – August 6, 2026
- Exhibit P-17 – Written Comments from Grant Johnson – August 6, 2026
- Exhibit P-18 – Written Comments from Gordon Porter – July 29, 2026
- Exhibit P-19 – Written Comments from Doug and Gloria Bateson – August 9, 2026
- Exhibit P-20 – Written Comments from F Horne – August 9, 2026
- Exhibit P-21 – Written Comments from Jordan Bober – August 9, 2026
- Exhibit P-22 – Written Comments from Tony Reddin – August 10, 2026
- Exhibit P-23 – Written Comments from Bernard Callaghan – August 10, 2026
- Exhibit P-24 – Written Comments from Rene Kardol – August 10, 2026
- Exhibit P-25 – Written Comments from Marion Copleston – August 10, 2026
- Exhibit P-26 – Written Comments from Adrienne Montgomery – August 10, 2026
- Exhibit P-27 – Written Comments from Al Kelly – August 10, 2026
- Exhibit P-28 – Written Comments from Doug Crossman – August 10, 2026
- Exhibit P-29 – Written Comments from Various Island Residents – August 10, 2026
- Exhibit P-30 – Written Comments from Ramona Pal-Kovacs – August 10, 2026
- Exhibit P-31 – Written Comments from Energy Storage Canada – August 10, 2026
- Exhibit P-32 – Written Comments from Jan Rudd – August 10, 2026
- Exhibit P-33 – Written Comments from Jason Peter G – August 12, 2026
- Exhibit P-34 – Written Comments from Quentin Bevan – August 13, 2026