Hydro Ottawa Limited's distribution rates and services are regulated by the Ontario Energy Board, an independent provincial government agency. At any time, Hydro Ottawa Limited may have one or more applications before the OEB, and may be participating in other OEB-sponsored proceedings.
2026-2030 Custom Incentive Regulation (CIR) - EB-2024-0115
EB-2024-0115: Hydro Ottawa Limited filed an application with the Ontario Energy Board on April 15, 2025, under section 78 of the Ontario Energy Board Act, 1998, S.O. 1998, c.15 Sched. B, seeking approval to change the rates that Hydro Ottawa charges for electricity distribution and other charges, to be effective January 1, 2026, and set a rate framework for January 1, 2027 to December 31, 2030.
Proposed residential distribution rate changes summary
Residential customers are charged a monthly fixed distribution charge, which covers Hydro Ottawa’s costs to safely and reliably deliver electricity to homes in Ottawa and Casselman.
Hydro Ottawa’s current monthly fixed distribution charge for residential customers is $34.51 per month. Hydro Ottawa is proposing to increase the monthly charge to $40.59 per month in 2026, representing an increase of $6.08 per month.
NOTICE OF HEARING:
APPLICATION SUMMARY DOCUMENTS:
- Customer Summary (PDF, 3.6MB)
- Application Summary (PDF, 272KB)
- Hydro Ottawa Limited Business Plan 2026-2030 (PDF, 2MB)
- Distribution System Plan Overview (PDF, 17.9MB)
UPDATED APPLICATION AND EVIDENCE Filed April 28, 2025
- Hydro Ottawa Cover Letter - April 29, 2025 Update
- Exhibit 1 - Application Overview and Administration Documents (PDF, 21.8MB)
- Exhibit 2 - Distribution System Plan - Part 1 (PDF, 22.1 MB)
- Exhibit 6 - Revenue Requirement and Revenue Deficiency or Surplus (PDF, 6.1 MB)
- Exhibit 9 - Deferral and Variance Accounts (PDF, 1.6 MB)
ORIGINAL APPLICATION AND EVIDENCE
- Exhibit 1 - Application Overview and Administration Documents (PDF, 54.8MB)
- Exhibit 2 - Rate Base and Capital (PDF, 82.3 MB)
- Exhibit 3 - Operating Revenue (PDF, 1.9 MB)
- Exhibit 4 - Operating Expenses (PDF, 6.2 MB)
- Exhibit 5 - Cost of Capital and Capital Structure (PDF, 11.5 MB)
- Exhibit 6 - Revenue Requirement and Revenue Deficiency or Surplus (PDF, 6.0 MB)
- Exhibit 7 - Cost Allocation (PDF, 1.6 MB)
- Exhibit 8 - Rate Design (PDF, 10.2 MB)
- Exhibit 9 - Deferral and Variance Accounts (PDF, 1.6 MB)
More information and participation
There are various ways to participate in an OEB hearing. To learn more, file a letter of comment, become an intervenor, or access any document related to this case, visit oeb.ca/participate and use file number EB-2024-0115 to:
- Review the application.
- File an online form with your comments;
- Apply online to become an intervenor.
Important Date
You must engage with the OEB on or before May 26, 2025, to:
- Provide input on the hearing type (oral, electronic or written)
- Apply to be an intervenor
Customers can also phone the OEB’s Consumer Relations Centre at 1-877-632-2727 with any questions.
For live versions of Excel files submitted as part of EB-2024-0115, refer to Hydro Ottawa’s application on the OEB’s Advanced Regulatory Document Search