Homemade Trailer Cabinets What Do I Need To Do To Register A Homemade Trailer In Massachusetts?

What do I need to do to register a homemade trailer in massachusetts? - homemade trailer cabinets

XI construction only 13 "to 6" wheel house. What do I do that? Someone said that they need a bill or something of that nature. If you need that is not specified, it should be? It would be nice to be hit by taxes. Thanks for the help.