Maryland Code, Health-General § 18-905

(1)(i) May issue an order requiring individuals whom the Secretary has reason to believe have been exposed to a deadly agent to seek appropriate and necessary evaluation and treatment;

(ii) When the Secretary determines that it is medically necessary and reasonable to prevent or reduce the spread of the disease or outbreak believed to have been caused by the exposure to a deadly agent, may order an individual or group of individuals to go to and remain in places of isolation or quarantine until the Secretary determines that the individual no longer poses a substantial risk of transmitting the disease or condition to the public; and

(iii) If a competent individual over the age of 18 refuses vaccination, medical examination, treatment, or testing under this paragraph, may require the individual to go to and remain in places of isolation or quarantine until the Secretary determines that the individual no longer poses a substantial risk of transmitting the disease or condition to the public;