Allegations of electricity theft have reportedly led to the arrest of bitcoin miners and equipment seizures in two Chinese cities.
Cryptocurrency mining firms in New York State could face higher electricity bills after a ruling from the public utilities regulator.
Cryptocurrency mining is perfectly legal in Europe and only subject to standard electricity rules, according to an EU commissioner.
The Central Washington region of the U.S. has reported surging demand from bitcoin miners for its cheap hydropower as price gains continue.