29.—(1) The Minister may by regulation specify the diseases which are infectious diseases.
(2) Regulations under subsection (1) of this section may exclude an infectious disease from the application of any particular section of this Part of this Act.
(3) The Minister may define a disease in regulations under this section in any manner which he considers suitable including, in particular, by reference to any stage of the disease or by reference to any class of sufferers from the disease.