(1) Whenever a case of anthrax occurs:

(a) if skin lesions exist, infection control precautions must be used until lesions are bacteriologically free of anthrax bacilli; and

(b) all bodily discharges must be concurrently disinfected.

(2) The local health officer, in collaboration with state authorities, must immediately investigate every case or suspected case in an effort to establish the diagnosis and determine the source of the infection.