Mississippi Code Title 71. Labor and Industry § 71-15-7

(1) The state shall retain the exclusive authority to require an employer or multiemployer association to accept or otherwise agree to any provisions of a labor peace agreement or any provisions that are mandatory or nonmandatory subjects of collective bargaining under federal labor laws, including, but not limited to, any limitations on an employer or multiemployer association's rights to engage in collective bargaining with a labor organization, to lock out employees, or to operate during a work stoppage; however, this subsection shall not invalidate or otherwise restrict the state from requiring the use of project labor agreements to the extent permissible under federal labor laws.

(2) This section shall be interpreted and enforced in a manner that is consistent with the National Labor Relations Act, compiled in 29 USCS, Section 151 et seq.

(3) Any agreement, contract, understanding or practice, written or oral, implied or expressed, between any employer and any labor organization containing requirements in violation of this section is declared to be unlawful, null and void, and of no legal effect.

(4) An employer or employee may seek injunctive relief in the Chancery Court of Hinds County, Mississippi, for violations of the provisions of this section.