law: 282. Obligation to give information of dangerous disease.
  Any person being in charge of, or in attendance, whether as a medical practitioner or otherwise, upon any person whom he knows or has reason to believe to be suffering from a dangerous disease, or being the owner, lessee, or occupier of any building in which he knows that any such person is so suffering shall forthwith give information respecting the existence of such disease to the officer specified by the Chairperson for the said purpose.