The Office of Fair Trading says it doesn't have any evidence of petrol suppliers profiteering on the Island.
This week in the House of Keys, Officer of Fair Trading Chairman Tim Glover was quizzed about prices at the pump.
He said the OFT monitors prices and issues a monthly report.
And he added recently the Island's diesel and petrol prices had compared favourably to those in the UK:
New laws for young workers come into force today
Manx Care extends mental health service to more surgeries
Bus Vannin confirms normal services to run over Easter
Steam Packet's new Northern Irish route launches today
Creamery reassures milk buyers over price rise
April fool - did you get caught this morning?!
Tea room shuts its doors for good
Milk up more than 5p a pint from today