Non-residential - for electricity used above 750 kWh/month 11.8¢/kWh Residential and small business customers paying TOU prices can choose to switch to tiered pricing, and those who do can switch back to TOU prices at any time. Customers wishing to stay on TOU pricing do not need to do anything. The Ontario Energy Board has a webpage and a bill calculator to help those who are considering a switch in pricing plans. More information is available at oeb.ca/choice.