Md. Code, Transportation § 15–402

(a) A person may not act as a vehicle salesman unless the person is licensed by the Administration under this subtitle.

(b) Any person who has been refused a vehicle salesman’s license in this State or whose vehicle salesman’s license is revoked or suspended may not conduct the business of a vehicle salesman under any license, permit, or registration certificate issued by any other jurisdiction.

(c) A person convicted of a violation of this section is subject to:

(1) For a first offense, imprisonment not exceeding 6 months or a fine not exceeding $1,000 or both; and

(2) For a second or subsequent offense, imprisonment not exceeding 1 year or a fine not exceeding $2,000 or both.