Tehran insists it can levy fees on shipping while Washington claims no country may charge for passage through an international waterway The US and Iran have clashed over Tehran’s move to levy a toll on ships transiting the Strait of Hormuz. Washington has insisted that Tehran cannot impose transit fees, while Iran argues it can levy charges for services provided. Iran intends to introduce a system of maritime fees in the strait, after the 60-day negotiation period triggered by the signing of