Every state wants to tax vessels which ply its waters for an extended period of time. Consequently, they require that vessels which fit within certain categories must be registered with the state. What this really means is that the king wants his money in the form of taxes. In addition to being registered with the state a vessel may be "documented".
Annapolis admiralty lawyer Todd D. Lochner dissects UCOTVA to give boats an idea of what it aims to accomplish and what it can mean to the business of boating.