In order to avoid any misunderstanding with respect to the regulations which may respectively constitute a British Vessel, or a Vessel of the said United Provinces, it is hereby agreed, that all Vessels built in the Dominions of His Britannic Majesty, and owned, navigated and registered according to the Laws of Great Britain, shall he considered as British Vessels, and that all Vessels built in the Territories of the said United Provinces, properly registered and owned by the Citizens thereof, or any of them, and whereof the Master and three-fourths of the Mariners at least, are citizens of the said United Provinces, shall be considered as Vessels of the said United provinces.