Md. Code, Health Occupations § 19–402

Unless authorized to practice social work under this title, a person may not:

(1) Represent to the public that the person is a licensed social worker; or

(2) Use any title, abbreviation, sign, card, or other representation that the person is a licensed social worker, including the use of the words “social worker” or “social work” and the use of the abbreviations “LBSW”, “LMSW”, “LCSW”, or “LCSW–C”.