The price of a litre of petrol reached 2 euro for the first time yesterday, as Russia's invasion of Ukraine intensifies.
AA Ireland predicted the milestone before the conflict began.
It says every 10 cent rise in the cost of petrol or diesel adds 120 euro to the annual cost of running a car.
Maxol's M3 outlet in Mulhuddart in Dublin was charging €2 for premium petrol yesterday.
The Organisation of Petroleum Exporting Countries met last night but decided not to increase supplies, while the Russia-Ukraine conflict is also having a huge impact.
David Horgan, Managing Director of Petrel Resources, says taxes must be reduced to ensure public access to fuel.