The licence reversal was attributed to President Nicolas Maduro's lack of progress on electoral reforms and migrant returns.

US President Donald Trump’s plan to revoke Chevron Corp.’s operating license in Venezuela threatens to force the nation’s oil sector back into the shadows, paving the way for corruption and huge discounts in the Asian market.

A permit issued by the United States government allowing energy giant Chevron Corp. to pump and export Venezuelan oil will be terminated this week.