70 ILCS 920/10

When any such sanitarium is established, the physicians, nurses, attendants, the persons sick therein, and all persons approaching or coming within the limits of the same or grounds thereof, and all furniture and other articles used or brought there, shall be subject to such rules and regulations as said board of directors may prescribe; and such rules and regulations shall extend to all branches, dispensaries, and other auxiliary institutions located within such district, and to all employees in the same, and to all employees sent, as herein provided for, to the homes of the afflicted.