Indian Penal Code, 1860
333. Voluntarily causing grievous hurt to deter public
servant from his duty
Whoever voluntarily causes grievous hurt to any person being a
public servant in the discharge of his duty as such public servant, or with
intent to prevent or deter that person or any other public servant from
discharging his duty as such public servant, or in consequence of anything done
or attempted to be done by that person in the lawful discharge of his duty as
such public servant, shall be punished with imprisonment of either description
for a term which may extend to ten years, and shall also be liable to fine.