Md. Code, Business Occupations and Professions § 12-607

(a) (1) In this subsection, “officer” includes a superintendent, manager, and agent of a corporation regardless of whether it engages in the business of providing plumbing services.

(2) A person, including an officer, who violates any provision of the following sections of this subtitle is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $50 for each day or part of each day that the violation continues:

(i) § 12-602;

(ii) § 12-603; and

(iii) § 12-604.

(b) (1) A person who violates any provision of the following sections of this subtitle is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $100 or imprisonment not exceeding 6 months or both for each day or part of each day that the violation continues:

(i) § 12–601;

(ii) except as provided in paragraph (2) of this subsection, § 12–605; and

(iii) § 12–606.

(2) This subsection does not apply to a violation of any prohibition on the sale or installation of a fixture or other device that is not water–conserving.

(c) Any person who knowingly and willfully violates any provision of § 12-501(a) of this title is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $1,000 or imprisonment not exceeding 6 months or both.

(d) (1) In addition to any other penalties under this title, the Board may impose on a person who violates any provision of this subtitle a penalty not exceeding $5,000 for each violation.

(2) In setting the amount of the penalty, the Board shall consider:

(i) the gravity of the violation;

(ii) the good faith of the violator;

(iii) the quantity and gravity of previous violations by the same violator;

(iv) the harm caused to the complainant, the public, and the plumbing profession;

(v) the assets of the violator; and

(vi) any other factors that the Board considers relevant.