tunnage การใช้

These included immunity for Hanseatic franchises from the Tunnage and Poundage levy, which had been guaranteed by the Utrecht Treaty of 1437.
Indeed, between 1371 and 1376, these were established as grants under the names Tunnage and Poundage, older dues being left intact.
Under the Tudors, port duties-the subsidies on wool, hides and leather, plus tunnage at 3s ., and poundage at 5 %-were granted to each sovereign for life.
However, between 1628 and 1640, all customs revenue was raised by the use of the prerogative only, an avenue that was finally closed by The Tunnage and Poundage Act 1641 which made such extra-parliamentary customs illegal.