Section 125(7) in The Indian Electricity Rules, 1956
(7)The following notices in Hindi and local language of the district, so designed and protected as to be easily legible at all times, shall be exhibited:-(a)at all places where electrical apparatus is in use, a notice forbidding an unauthorised person to operate or otherwise interfere with such apparatus;(b)at those places in the interior or at the surface of the mine where a telephone or other means of communication is provided, a notice giving full instructions to persons authorised to effect the disconnection, at the surface of the mine, of the supply of energy to the mine.