If you were thinking about racing down to the petrol station to stockpile fuel before prices jump up on Saturday, you might want to think twice.

It can not only be dangerous, you could be breaking the law.

The Government has been subsidising the cost of fuel by 25 cents a litre since March last year, but it all comes to an end this weekend.

Simon Douglas, Chief Policy & Advocacy Officer for the AA, spoke to Perlina Lau.