Rate of tax

(i) 1. Through calendar year 2017, on the first Five Thousand Dollars ($5,000.00) of taxable income, or any part thereof, the rate shall be three percent (3%);

2. For calendar year 2018, on the first One Thousand Dollars ($1,000.00) of taxable income there shall be no tax levied, and on the next Four Thousand Dollars ($4,000.00) of taxable income, or any part thereof, the rate shall be three percent (3%);

3. For calendar year 2019, on the first Two Thousand Dollars ($2,000.00) of taxable income there shall be no tax levied, and on the next Three Thousand Dollars ($3,000.00) of taxable income, or any part thereof, the rate shall be three percent (3%);

4. For calendar year 2020, on the first Three Thousand Dollars ($3,000.00) of taxable income there shall be no tax levied, and on the next Two Thousand Dollars ($2,000.00) of taxable income, or any part thereof, the rate shall be three percent (3%);

5. For calendar year 2021, on the first Four Thousand Dollars ($4,000.00) of taxable income there shall be no tax levied, and on the next One Thousand Dollars ($1,000.00) of taxable income, or any part thereof, the rate shall be three percent (3%);

6. For calendar year 2022 and all taxable years thereafter, there shall be no tax levied on the first Five Thousand Dollars ($5,000.00) of taxable income;

(ii) On taxable income in excess of Five Thousand Dollars ($5,000.00) up to and including Ten Thousand Dollars ($10,000.00), or any part thereof, the rate shall be four percent (4%); and

(iii) On all taxable income in excess of Ten Thousand Dollars ($10,000.00), the rate shall be five percent (5%).

(b) (i) For calendar year 2023 and all calendar years thereafter, there shall be no tax levied under subparagraph (ii) of paragraph (a) of this subsection on the taxable income of individuals in excess of Five Thousand Dollars ($5,000.00) up to and including Ten Thousand Dollars ($10,000.00), or any part thereof; and

(ii) For calendar year 2024 and all calendar years thereafter, the tax imposed under subparagraph (iii) of paragraph (a) of this subsection upon all taxable income of individuals in excess of Ten Thousand Dollars ($10,000.00), shall be at the following rates:

1. For calendar year 2024, on such taxable income, the rate shall be four and seven-tenths percent (4.7%);

2. For calendar year 2025, on such taxable income, the rate shall be four and four-tenths percent (4.4%);

3. For calendar year 2026, on such taxable income, the rate shall be four percent (4%);

4. For calendar year 2027, on such taxable income, the rate shall be three and three-quarters percent (3.75%);

5. For calendar year 2028, on such taxable income, the rate shall be three and one-half percent (3.5%);

6. For calendar year 2029, on such taxable income, the rate shall be three and one-quarter percent (3.25%); and

7. For calendar year 2030 and all calendar years thereafter, except as otherwise provided in Section 2 of this act, on such taxable income, the rate shall be three percent (3%).

(2) An S corporation, as defined in Section 27-8-3(1)(g), shall not be subject to the income tax imposed under this section.

(3) A like tax is hereby imposed to be assessed, collected and paid annually, except as hereinafter provided, at the rate specified in this section and as hereinafter provided, upon and with respect to the entire net income, from all property owned or sold, and from every business, trade or occupation carried on in this state by individuals, corporations, partnerships, trusts or estates, not residents of the State of Mississippi.

(4) In the case of taxpayers having a fiscal year beginning in a calendar year with a rate in effect that is different than the rate in effect for the next calendar year and ending in the next calendar year, the tax due for that taxable year shall be determined by:

(a) Computing for the full fiscal year the amount of tax that would be due under the rates in effect for the calendar year in which the fiscal year begins; and

(b) Computing for the full fiscal year the amount of tax that would be due under the rates in effect for the calendar year in which the fiscal year ends; and

(c) Applying to the tax computed under paragraph (a) the ratio which the number of months falling within the earlier calendar year bears to the total number of months in the fiscal year; and

(d) Applying to the tax computed under paragraph (b) the ratio which the number of months falling within the later calendar year bears to the total number of months within the fiscal year; and

(e) Adding to the tax determined under paragraph (c) the tax determined under paragraph (d) the sum of which shall be the amount of tax due for the fiscal year.