Section 12
Election
(1) The election to the Members of Local Bodies shall be held in the year in which the tenure specified by the laws in force expires.  The Commission may hold the election to Local Bodies in Two or Three phases throughout 17 ………Nepal. Provided that, in so holding election, the election to the Local Bodies of one Development Region shall be held at the same time. Notwithstanding anything contained in Sub-section (2), the Commission may, taking into consideration the geographical situation, natural calamity and peace and security situation as well, hold the election to one or more than one Local Body or to any post of any Local Body even within one Development Region at the same or different dates. The election so held by the Commission at the same or different dates shall be deemed to have been held at the same time. 20
(3) If the office of any elected Member of the Local Body falls vacant prior to the expiration of his or her tenure, the Commission shall hold a by- election for the remainder of tenure. Provided that, no by-election shall be held where the tenure is less than Six months.