Md. Code, Health - General § 18–602

(a) A person may not:

(1) Willfully or knowingly take an individual who has an infectious disease that endangers public health to the home of another individual;

(2) Carelessly expose an individual to another who has an infectious disease that endangers public health; or

(3) Permit a child who has an infectious disease that endangers public health to be in a public place while in charge of the child.

(b) A person who violates any provision of this section is subject to a fine not exceeding $100.