An act (passed 22d December, 1798,) to enlarge the time limited for the Redemption of the land tax : And to explain and amend an act, made in the last session of Parliament, intituled, and act for making perpetual, subject to redemption and purchase in the manner therein stated, the several sums of money now charged in Great Britain as a land tax, for one year, from the twenty-fifth day of March one thousand seven hundred and ninety-eight.