A Fine Gael TD says the proceeds of fuel laundering could be making their way into Irish politics.
Patrick O'Donovan says there is no clarity around how some parties on the island are able to raise their money.
A joint report from TDs and British MPs has found that cross-border fuel smuggling has risen because of cuts to policing services.
Deputy O'Donovan says that could be linked to how some parties in Ireland are able to fund their operations:
