The International Transport Workers’ Federation (ITF) has drawn parallels between flags of convenience (FOC) and the current hot media topic of offshore tax havens.

Responding to the huge leak of documents from Panamanian law firm Mossack Fonseca, referred to as the Panama Papers, the union said:  "Registering a ship under a FOC, where a vessel is owned in one country and flagged in another, is also a system of tax avoidance.

“And