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The OEB has issued a letter that sets out a preliminary schedule of cost of service filers for the 2027 to 2030 rate years and establishes important filing and notification deadlines.

The OEB has issued a Notice of Final Amendments to the Distribution System Code, along with a letter that outlines the changes to the Distributed Energy Resources Connection Procedures. Effective May 1, 2026, these changes aim to lower connection barriers, reduce costs, improve timelines, broaden customer choice and enhance transparency, consistency and efficiency. They align with objectives of Ontario’s Integrated Energy Plan, released in June 2025.

The OEB has released an updated variance settlement factor that is to be used by electricity distributors to calculate a one-time credit or charge for consumers who choose to stop purchasing electricity through the Regulated Price Plan. This factor is called the "Final RPP Variance Settlement Factor" and is updated on the OEB website monthly.

The OEB has issued a letter from CEO Carolyn Calwell outlining early thinking in response to the Protect Ontario by Securing Affordable Energy for Generations Act, 2025, including initial steps to implement its new economic growth objective to align our policy work with Ontario’s economic potential.

The OEB has issued a Staff Discussion Paper on Gas-Electric Co-ordination Information Sharing, inviting feedback on the design of a gas-electric information sharing framework. The paper also outlines the OEB’s plans to establish a co-ordination forum to discuss the framework’s design as part of broader efforts to strengthen energy planning, making it more responsive to economic growth and supportive of affordability.

The OEB has issued a letter to rate-regulated natural gas distributors outlining proposed amendments to the filing requirements for certain natural gas applications. These changes aim to align regulatory processes with the objectives of Ontario's Integrated Energy Plan, released in June 2025.  Comments from gas distributors are due by January 27, 2026. 

The OEB has released updated Filing Requirements for 2027 electricity distribution rate applications (Chapters 1, 2, and 5), and transmission leave-to-construct (LTC) applications (Chapter 4), as well as an updated transmission LTC leave-to-construct issues list. The electricity distribution rates Filing Requirements reflect updates to small distributor process eligibility, retail transmission service rates, vulnerability assessments and system hardening and new expectations for multiple demand scenario analysis required by the Integrated Energy Plan. Both distribution rates and transmission LTC filing requirement updates reflect expectations regarding the OEB’s new objective of regulating the electricity sector in a manner that supports economic growth, consistent with the policies of the Government of Ontario.

The OEB has issued a letter providing an update on the implementation of three key initiatives identified in its 10-Point Action Plan – Item #1 (Limiting the scope and number of intervenors in priority facility projects), Item #4 (Exploring options to minimize duplication in interrogatories) and Item #8 (Continuing to actively adjudicate). Together, these updates aim to improve regulatory efficiency and ensure meaningful stakeholder involvement in OEB proceedings.

The OEB has published the 2026 Quarter 1 prescribed accounting interest rates applicable to the carrying charges of deferral, variance and construction work in progress (CWIP) accounts of natural gas utilities, electricity distributors and other rate-regulated entities.

The OEB is launching a consultation to set a framework to facilitate the sharing of natural gas and electricity planning information to support energy planning processes. This work will strengthen energy planning, making it more responsive to economic growth and supportive of affordability.