I. The department, or agencies operated by or under contract with the department, shall offer laboratory testing, in accordance with RSA 131, for the presence or absence of antibodies or antigens of the human immunodeficiency virus.
II. All other laboratories, public or private, which test human blood or any other business or organization, public or private, which tests human blood, tissue, or other samples as part of its operations may offer to test samples for the presence or absence of antibodies or antigens of the human immunodeficiency virus.