Mt. Gox, as of June 26, 2013, has registered with FinCen. Here's their
registration data:
The information provided is scant, but here it is:
MSB Registration Number: 31000029348132
Registration Type: Initial Registration
Legal Name:
MtGox IncStreet Address: 615 S Dupont Hwy
City: Dover
State: DELAWARE
Zip: 19901
MSB Activities: Money transmitter, Other
The address given is just a registered agent, "National Corporate Research, Ltd.". Mt. Gox is now responsible for acting on legal papers sent to that address.
Now that Mt. Gox has a legal presence in the United States, it can be sued in the United States. For small claims, Delaware has a
Justice of the Peace Court, with jurisdiction over debt and contract disputes up to $15,000. The
Justice of the Peace Court #7 is in Dover, so they have jurisdiction over Mt. Gox. Hours: 24 hours a day, 7 days a week. Phone 302-739-4554.
The court has a convenient
how-to guide.
In other words, if Mt. Gox owes you money and you're in the US, there's now something you can do about it.