Md. Code, Criminal Procedure § 11–109

(a) In this section, “body fluids” has the meaning stated in § 18–338.1 of the Health – General Article.

(b) Exposure to HIV or hepatitis C between a victim and a person charged with a prohibited exposure occurs:

(1) by percutaneous or mucocutaneous contact with blood or body fluids;

(2) by contact for a prolonged period with blood or body fluids of an open wound, including dermatitis, exudative lesions, and chapped skin;

(3) by intact skin contact for a prolonged period with large amounts of blood or body fluids; or

(4) under any other condition or circumstance under which a person may be exposed to HIV or hepatitis C.