Electricity | Ontario Energy Board

Non-Wires Solutions Guidelines for Electricity Distributors (formerly CDM Guidelines for Electricity Distributors)

Read more about Non-Wires Solutions Guidelines for Electricity Distributors (formerly CDM Guidelines for Electricity Distributors)

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2024 NWS Guidelines

Authorized Electronic Business Transaction Standards (EBT)

Read more about Authorized Electronic Business Transaction Standards (EBT)

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This page contains current documentation. Historical documentation, including Working Group documents, Implementation Guides and Schemas, can be accessed at the OEB EBT Standards consultation webpage.

Affiliate Relationships Code for Electricity Distributors and Transmitters

Read more about Affiliate Relationships Code for Electricity Distributors and Transmitters

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Archived Material

2005 Distribution Rate Adjustment

Read more about 2005 Distribution Rate Adjustment

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Handbook for Utility Rate Applications (electricity and natural gas)

Read more about Handbook for Utility Rate Applications (electricity and natural gas)

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Cover Letter (pdf) (October 13, 2016)

Cost of Capital Parameter Updates

Read more about Cost of Capital Parameter Updates

Rates effective	Return on equity (ROE)	Deemed long-term debt rate	Deemed short-term debt rate	Weighted average cost of capital (WACC)*	Letter (issuance date)
Jan 1, 2025	9.25%	4.66%	5.04%	6.51%

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