(a) A county, municipality, or any other political subdivision of this state shall not enact or administer any ordinance, rule, policy, or other mandate that creates requirements, regulations, or processes relating to labor peace agreements or similar agreements. Any ordinance, policy, rule, or other mandate of a county, municipality, or any other political subdivision of this state that is inconsistent with this section is void.

(b)(1) No law, rule, or ordinance shall impose any contractual, zoning, permitting, licensing, or other condition that requires any employer or employee to waive his or her rights under the National Labor Relations Act, compiled in 29 U.S.C. § 151 et seq.

(2) No law, rule, regulation, or ordinance shall require, in whole or in part, any employer or multi-employer association to accept or otherwise agree to any provisions that are mandatory or non-mandatory subjects of collective bargaining under federal labor laws, including, but not limited to, any limitations on an employer or multi-employer association's rights to engage in collective bargaining with a labor organization, to lock out employees, or to operate during a work stoppage; provided, 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.

(3) This subsection shall be interpreted and enforced in a manner that is consistent with the National Labor Relations Act, compiled in 29 U.S.C. § 151 et seq.

(4) 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 subsection is declared to be unlawful, null and void, and of no legal effect.

(5) An employer or employee may seek injunctive relief in the Circuit Court of Montgomery County for violations of the provisions of this section.

(c)(1) The state shall retain the exclusive authority to require an employer or multi-employer association to enter into a project labor agreement.

(2) This subsection does not prohibit an employer or any other person covered by the National Labor Relations Act, compiled in 29 U.S.C., Section 151, from entering into project labor agreements or engaging in any other activity protected by law. This subsection may not be interpreted to interfere with the labor relations of persons covered by the National Labor Relations Act.

(3) Relief that would interfere with the labor relations of persons covered by the National Labor Relations Act may not be granted under the provisions of this subsection.