* Only nuclear sanctions on Iran to be lifted on Implementation Day * Terrorism and human rights sanctions will stay in effect * US trade embargo will also remain, barring transactions in US dollars * Export restrictions on US tech may be challenging for oil and gas firms * US Treasury to issue further guidance on how to navigate sanctions Implementation Day, with the heralded lifting of US and EU sanctions on Iran’s oil sector under the Joint Comprehensive Plan of Action, may soon be around the corner. But even as western oil companies have beat a steady path to Tehran over the past year in anticipation of the country opening up, confusion still reigns over what activities will be permissible for those looking to do business in Iran. Article continues below… Does the global outlook for crude oil affect your business? Get the latest insights at Platt London […]