Exemption under this Act.

Subject to any conditions prescribed in this behalf, this Act shall not apply to-

1. (1) any animal operated upon for vaccine, lymph, serum, or for any experimental or research purposes at an institution established, conducted or recognised by the Government;
2. (2) any animal or class of animals-
   • (i) slaughter of which is certified by a veterinary surgeon authorized in this behalf by the Administrator to be necessary in the interest of public health;
   • (ii) which are suffering from any disease which is certified by such veterinary surgeon as being contagious and dangerous to other animals.