1753, Dec. 12.  New York:  5 oz. and 10 oz. plate Duty Act.

“An Act for granting to His Majesty the several Duties and Impositions, on Goods, Wares and Merchandizes imported into this Colony, therein mentioned.”  Annually continued until 1767, or perhaps until 1774. Laws of New York, 1752-62, p. 21, ch. xxvii.; Doc. rel.  Col.  Hist.  New York, VII. 907; VIII. 452.

1754, February.  Virginia:  Additional Five per cent Duty Act.

“An Act for the encouragement and protection of the settlers upon the waters of the Mississippi.”  For three years; continued in 1755 and 1763; revived in 1772, and continued until 1778.  Hening, Statutes, VI. 417, 468; VII. 639; VIII. 530.

1754, July 25.  Maryland:  Additional 10s.  Duty Act.

“An Act for his Majesty’s Service.”  Bacon, Laws, 1754, ch. ix.

1755, May.  Virginia:  Additional Ten per cent Duty Act.

“An act to explain an act, intituled, An act for raising the sum of twenty thousand pounds, for the protection of his majesty’s subjects, against the insults and encroachments of the French; and for other purposes therein mentioned.”

Sec. 10. " ... from and after the passing of this act, there shall be levied and paid to our sovereign lord the king, his heirs and successors, for all slaves imported, or brought into this colony and dominion for sale, either by land or water, from any part [port] or place whatsoever, by the buyer, or purchaser, after the rate of ten per centum, on the amount of each respective purchase, over and above the several duties already laid on slaves, imported as aforesaid, by an act or acts of Assembly, now subsisting, and also over and above the duty laid by” the Act of 1754.  Repealed by Act of May, 1760, Sec. 11, " ... inasmuch as the same prevents the importation of slaves, and thereby lessens the fund arising from the duties upon slaves.”  Hening, Statutes, VI. 461; VII. 363.  Cf. Dinwiddie Papers, II. 86.

1756, March 22.  Maryland:  Additional 20s.  Duty Act.

“An Act for granting a Supply of Forty Thousand Pounds, for his Majesty’s Service,” etc.  For five years.  Bacon, Laws, 1756, ch. v.

1757, April.  Virginia:  Additional Ten per cent Duty Act.

“An Act for granting an aid to his majesty for the better protection of this colony, and for other purposes therein mentioned.”

Sec. 22. " ... from and after the ninth day of July, one thousand seven hundred and fifty-eight, during the term of seven years, there shall be paid for all slaves imported into this colony, for sale, either by land or water, from any port or place whatsoever, by the buyer or purchaser thereof, after the rate of ten per centum on the amount of each respective purchase, over and above the several duties already laid upon slaves imported, as aforesaid, by any act or acts of Assembly now subsisting in this colony,” etc.  Repealed by Act of March, 1761, Sec. 6, as being “found very inconvenient.”  Hening, Statutes, VII. 69, 383.