Section 35(3)(b) in The Rajasthan Municipalities (Election) Rules, 1994
(b)Any reference in this sub-rule to the left forefinger of a voter shall in the case where the voter has his left forefinger missing, be construed as a reference to any other finger on his- left hand and shall in the case where all the fingers of his left hand are missing, be construed as a reference to the forefinger of the right hand and shall, in case the fingers of both the hands are missing, be construed as a reference to such extremity of the left or right arm as he possesses.