The Survey of TOU Rates in the United States
Deployment
Historically, TOU rates have been offered to residential customers on an
opt-in basis
However, with the deployment of smart metering, there has been a
gradual shift toward default or mandatory TOU offerings.
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SMUD: Transition begun in the fall of 2019
California IOUS: Transition to begin in 2020
Fort Collins, Colorado: Mandatory TOU rates deployed fall of 2019
Ontario, Canada: Province-wide rollout of default TOU was initiated for all utilities in
2012
Ireland: TOU variable charges will be a required feature of competitive retail suppliers
following the deployment of smart metering by 2020
Italy: Default TOU with modest price differential has been in place for many years
Other: Spain offers real time pricing as the default tariff
Maryland: Peak time rebates offered to all customers on a default basis
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Prepared at the Request of Counsel
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