Originally Posted by
FlyinHawaiian
In my experience, for PHEV they only look at the petrol/gas amount and not the charge of the battery.
Ended up with a very good rental at Rekyavik Airport Hertz-- an almost-new Volkswagen Golf Hybrid. Very good gas mileage which was fantastic in Iceland where gas was over $8/gallon. No issues with the return, only gas is looked at for hybrids.
Thanks for the replies.