Md. Code, Criminal Law § 10–205

(a) (1) This subsection does not apply to a person who conducts a funeral, burial, memorial service, or funeral procession.

(2) A person may not knowingly obstruct, hinder, impede, or block another person’s entry to or exit from a funeral, burial, memorial service, or funeral procession.

(b) A person may not address speech to a person attending a funeral, burial, memorial service, or funeral procession that is likely to incite or produce an imminent breach of the peace.

(c) A person may not engage in picketing activity within 500 feet of a funeral, burial, memorial service, or funeral procession that is targeted at one or more persons attending the funeral, burial, memorial service, or funeral procession.

(d) A person who violates this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 90 days or a fine not exceeding $1,000 or both.