A controversial $1.2 million project allowing power companies to install electric car chargers on their poles will go ahead despite widespread opposition.

Up to 100 chargers will be built on Victorian power poles under the plan approved by the Australian Energy Regulator on Thursday, almost 10 months after CitiPower, Powercor and United Energy applied for a legal waiver.

But the companies will need to comply with nine conditions from the regulator, including ensuring some chargers feed power back into the electricity network using vehicle-to-grid technology.

The plan's approval comes despite opposition from several firms during consultation, including Tesla, Origin Energy, AGL, NRMA and Engie.

The waiver will allow the three power providers to install 22 kilowatt electric car chargers

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