Iran and Venezuela have dominated the oil market discourse for a while and will continue to do so in the coming months. Fears of supply shortages amid a tighter market have stoked an oil price rally that saw Brent Crude hitting $80 a barrel last week. But an upcoming regulation that analysts have called “the biggest change in oil market history” and the “the most disruptive change in the refining industry” is lurking just around the corner, and experts say that it will drive oil prices higher as it will fundamentally shift the demand pattern for fuels. The regulation concerns significantly limiting the sulfur content in the fuel that ships use, in a bid to curb emissions from the shipping industry. The International Maritime Organization (IMO) has set January 1, 2020, as the starting date from which only low-sulfur fuel oil will be allowed to be used for ships. […]