Section 17(d) in The Orissa State Electricity Board (General Conditions of Supply) Regulations, 1995
(d)The consumer may at his own expense, after notice to the Engineer, instal another check meter if he so desires in his incoming line by the side of the Board's meter. In case of difference in readings between the Board's meter and consumer's check meter, the readings on the Board's meters subject to the results of test, if demanded, shall be taken to be conclusive.
