Md. Code, Housing and Community Development § 16–311

(a) A mediator panel may be used in collective bargaining when:

(1) the Montgomery Commission and the employee organization agree to mediation; or

(2) an impasse results, and the Montgomery Commission or the employee organization requests mediation.

(b) (1) The Montgomery Commission and the employee organization shall:

(i) each choose one mediator from a list supplied by the American Arbitration Association or the Federal Mediation and Conciliation Service; and

(ii) together choose a third mediator from a list supplied by the American Arbitration Association or the Federal Mediation and Conciliation Service.

(2) If the Montgomery Commission and the employee organization cannot agree on a jointly appointed mediator, the labor relations administrator shall choose the third mediator.

(c) The Montgomery Commission and the employee organization shall share the costs of mediation equally.