Section 129 in Delhi Prisons (Inspection, Meetings and Duties of Officers) Rules, 1988
129. Superintendent only to punish prisoner—Improper language to be avoided.
(1)No officer of any jail, other than the Superintendent, shall at any time award any punishment to any prisoner or, otherwise than in accordance with law and the orders of the Superintendent, inflict any punishment on any prisoner.(2)No officer of any jail shall use violent, abusive, insulting, or unnecessarily irritating language to any prisoner.
