Maryland Code, Criminal Procedure § 10-109

(a)(1) Disclosure of expunged information about criminal charges in an application, interview, or other means may not be required:

(2) A person need not refer to or give information concerning an expunged charge when answering a question concerning:

(3) Refusal by a person to disclose information about criminal charges that have been expunged may not be the sole reason for:

(b)(1) A person who violates this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $1,000 or imprisonment not exceeding 1 year or both for each violation.

(2) In addition to the penalties provided in paragraph (1) of this subsection, an official or employee of the State or a political subdivision of the State who is convicted under this section may be removed or dismissed from public service.