Section 16(2)(b) in Karnataka Municipalities Act, 1964
(b)votes or takes part as a councillor in the discussion of any matter,-(i)in which he has directly, or indirectly, by himself, or his partner, any such share or interest as is described in sub-clause (i), (ii),(iii)or (v) of clause (d) of the proviso to sub-section (1) whatever may be the value of such share or interest, or(ii)in which he is professionally interested on behalf of a principal or other person, or(iii)in which he is engaged at the time in any proceeding against the municipal council, or