By Jeff John Roberts
Fortune

Bitcoin speculators aren’t the only ones who stand to cash in from the crypto-currency boom. Uncle Sam is now set to collect back taxes from thousands of customers of a digital currency exchange who failed to report bitcoin transactions.

In a ruling on Tuesday, a federal court judge ordered San Francisco-based Coinbase to comply with a summons that requires it to identify 14,355 accounts, which have accounted for nearly 9 million transactions.

The order, which covers transactions between 2013 and 2015, comes after a prolonged court fight that began when the IRS demanded that Coinbase provide detailed personal information for more than a million customer accounts…

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