The question originates from the thread The legal definition of bitcoins
(translated from Russian), where they're trying to determine the legal definition of bitcoins.
The same topic has been discussed in English in multiple threads, including one titled Money Transfer Regulations
I'm not a lawyer, but to the best of my knowledge, from a general legal perspective, bitcoins are digital goods, электронные товары
. But if a business is trading large amounts of money in and out, they would still need to follow financial regulations, including but not limited to KYC (Know Your Customer) regulations, to discourage money laundering.