Category: ⚡ Markets & Operations
Complexity Level: ●○○○○ (Level 1–2 – Introductory)
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Electricity settlements are the financial processes used to calculate and distribute payments between participants in the electricity market.
When electricity is produced and consumed, market transactions occur between generators, consumers, and other market participants. Settlements ensure that these transactions are calculated accurately and that participants are paid or charged the appropriate amounts.
In Ontario, electricity settlements are administered by the Independent Electricity System Operator (IESO).
⚡ Electricity settlements determine who pays and who gets paid in the electricity market.
They translate electricity market activity into financial transactions between market participants.
Electricity Settlements
Electricity settlements are the financial processes used to calculate payments and charges for electricity produced, consumed, or traded in the electricity market.
Electricity markets involve many participants producing and consuming electricity at different times.
For example:
Settlements track these activities and calculate the payments owed by or to each participant.
The Independent Electricity System Operator (IESO) is responsible for managing electricity settlements in Ontario.
Its responsibilities include:
These processes ensure that the electricity market operates fairly and transparently.
Related topic:
Independent Electricity System Operator (IESO)
Electricity settlements typically account for several types of transactions, including:
These calculations determine the financial obligations of each market participant.
Consider a situation where a generator produces electricity during a period of high demand.
These financial transactions are recorded and processed through the electricity settlement system.
➡ Next Topic:
Ontario Energy Board (OEB)
This topic explains the role of the regulator responsible for overseeing Ontario’s electricity sector.
Last Updated: 2026-03-27