(1) The tax imposed by this part with respect to gifts made prior to 1984 shall be computed at the following rates: CLASS A 1.4 percent on amounts from $10,000 to $25,000; 2 percent on the next $25,000 or part thereof; 4 percent on the next $50,000 or part thereof; 5.5 percent on the next $200,000 or part thereof; 6.5 percent on the next $200,000 or part thereof; 9.5 percent on the excess over $500,000. CLASS B 6.5 percent on amounts from $5,000 to $50,000; 9.5 percent on the next $50,000 or part thereof; 12 percent on the next $50,000 or part thereof; 13.5 percent on the next $50,000 or part thereof; 16 percent on the next $50,000 or part thereof; 20 percent on the excess over $250,000.
(2) The tax imposed by this part with respect to gifts made after 1983 shall be computed at the following rates: CLASS A 5.5 percent on the amount of net taxable gifts up to $40,000; 6.5 percent on the next $200,000 or part thereof; 7.5 percent on the next $200,000 or part thereof; 9.5 percent on the excess over $440,000. CLASS B 6.5 percent on the amount of net taxable gifts up to $50,000; 9.5 percent on the next $50,000 or part thereof; 12 percent on the next $50,000 or part thereof; 13.5 percent on the next $50,000 or part thereof; 16 percent on the excess over $200,000.