The Wall Street Journal cited officials saying that Iran estimates countries could make $40 billion a year charging security, safety and environmental fees in the waterway. Iran's chief negotiator in Oman: 'Management of the Strait will never return to the way it was before'

Iran and Oman are discussing maritime service fees for the Strait of Hormuz, asserting sovereign rights while committing to toll-free passage. Learn more.

Iran and Oman said Tuesday they would examine charges for what they called maritime service fees in the Strait of Hormuz through a joint working group, pressing ahead with…