NSW toll rebate labelled band-aid solution

A rebate plan will give drivers who spend more than $375 a year on tolls a 40 per cent discount. (Bianca De Marchi/AAP PHOTOS) (AAP)

A transport expert says the NSW government's new toll relief package is a temporary fix and private contracts for major roadways in Sydney will eventually need to be torn up.

The government unveiled a new toll relief package on Tuesday, giving 500,000 drivers access to up to $750 in refunds on road tolls.