Md. Code, Land Use § 16–219

(a) This section applies to the expression of any personal view, argument, or opinion or the making of any personal statement that:

(1) (i) publicizes the fact of a representational election and encourages employees to exercise their right to vote in the election;

(ii) corrects the record with respect to any false or misleading statement made by any person; or

(iii) informs employees of the Commission’s policy relating to labor–management relations and representation;

(2) does not contain a threat of reprisal or force, or a promise of benefit; and

(3) was not coerced.

(b) The expression of any personal view, argument, opinion, or statement described in subsection (a) of this section does not constitute:

(1) an unfair labor practice under this subtitle; or

(2) grounds for setting aside any election conducted under this subtitle.