Mississippi Code Title 27. Taxation and Finance § 27-7-16

Amounts contributed in the taxable year by employees and/or self-employed individuals, including partners, to an employees' pension trust, tax-sheltered annuity plan, authorized deferred compensation plan, self-employed retirement plan, individual retirement account or retirement bond which meets the requirements of a qualified plan under the provisions of the Internal Revenue Code of 1986, as amended, shall be deductible from gross income, subject to the conditions and limitations of the Internal Revenue Code of 1986, as amended. Amounts contributed in the taxable year to a Roth individual retirement account shall be treated in the same manner as provided under the Internal Revenue Code of 1986, as amended.