Indian Telegraph Act, 1885
21. Using unauthorized telegraphs
If any person, knowing or having reason to believe that a
telegraph has been established or is maintained or worked in contravention of
this Act, transmits or receives any message by such telegraph, or performs any
service incidental thereto, or delivers any message for transmission by such
telegraph or accepts delivery of any message sent thereby, he shall be punished
with fine which may extend to fifty rupees.