Maryland Code, Insurance § 8-318

(a) A person may not discharge, fine, suspend, expel, discipline, or discriminate against a plan participant or beneficiary:

(b) A person may not discharge, fine, suspend, expel, discipline, or discriminate against a person, whether or not the person is a plan participant or beneficiary, because the person:

(c) A person may not, by fraud, force, violence, or the threat of force or violence, restrain, coerce, or intimidate or attempt to restrain, coerce, or intimidate a plan participant or beneficiary for the purpose of interfering with or preventing the exercise of a right to which the plan participant or beneficiary is or may become entitled under this subtitle.