Md. Code, State Personnel and Pensions § 9–607

(a) An employee may not, through intimidation, threat, or coercion, interfere with any right that another employee may have with respect to contributing, receiving, or using leave under this subtitle, including any promise to confer or conferring any appointment, promotion, compensation, or other benefit, or effecting or threatening to effect any reprisal, including the deprivation of appointment, promotion, compensation, or other benefit.

(b) An employee who violates subsection (a) of this section is subject to disciplinary action, including the termination of State employment.