In the formula provided for in the first paragraph,(a) A is a rate ofi. 22%, where the taxation year is the year 2000,
ii. 20.75%, where the taxation year is the year 2001,
iii. 20%, where the taxation year is the year 2002;
iv. 16%, where the taxation year is subsequent to the year 2002 and precedes the year 2017,
v. 15%, where the taxation year is subsequent to the year 2016 and precedes the year 2023, and
vi. 14%, where the taxation year is the year 2023 or a subsequent year;
(b) the letter B represents the adjusted taxable income of the individual for the year determined under Title IV;
(c) the letter C representsi. in the case of an individual (other than a trust) or a succession that is a graduated rate estate, $40,000, and
ii. in any other case, an amount equal to zero; and
(d) the letter D represents his basic minimum tax deduction for the year determined under section 776.65;
(e) (subparagraph repealed).