Md. Code, Correctional Services § 11–102

(a) The governing body of one or more counties may establish and maintain a local correctional facility.

(b) (1) The governing bodies of two or more counties may enter into a written agreement with each other as to allocation of responsibility, construction, operation, maintenance, and appointment of personnel in connection with a local correctional facility.

(2) The State may be a party to an agreement under this subsection.