130C. (1) Whoever, by any means, directly or indirectly, commits a terrorist act shall be punished—

(a) if the act results in death, with death; and

(b) in any other case, with imprisonment for a term of not less than seven years but not exceeding thirty years, and shall also be liable to fine.

(2) Where in any criminal proceeding it is necessary to decide whether any item or substance is a weapon, a hazardous, radioactive or harmful substance, a toxic chemical or a microbial or other biological agent or toxin, a certificate purporting to be signed by an appropriate authority to the effect that the item or substance described in the certificate is a weapon, a hazardous, radioactive or harmful substance, a toxic chemical or a microbial or other biological agent or toxin shall be sufficient evidence of the facts stated in it.