Un official language

With whom the Officer corresponded with un-official language? and with what reasons threatend? for what purpose penalized?  your query requries clarity.  state full facts.

Take help of a very able LOCAL counsel of unshakable repute and integrity specializing in concerned field of law e.g; Criminal matters as in your case, and well versed with LOCAL applicable rules/personal laws, precedence, latest judgments etc …. and worth his/her salt, and your counsel can advise you after examining all docs, evidences on record ..

There are such very able counsels at each location.

Check for such counsels at LOCAL civil courts, HC, SC…

In the meantime you may go thru; IPC;503,504,506