The decision comes two decades after a similar proposal was dropped following widespread criticism that it would break the state's monopoly on producing and exporting hydrocarbons.

Two Iranian entities, the Bonyad Mostazafin&Janbazan (foundation for the deprived and war-wounded) and Iranian Investment Company, have been given the go-ahead to trade in crude as part of a drive to boost the private sector, said Deputy Oil Minister for planning Akbar Torkan.

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