Section 135(4) in The Mizoram Autonomous District Council (Constitution and Conduct of Business of the District Councils) Rules, 1974
(4)The deposit made by or on behalf of a candidate who is not elected, shall, if it is not forfeited under sub-rule (3), be returned to the candidates as soon as may be after the publication of the result of the election in the Gazette, and the deposit made by or on behalf of a candidate who is elected shall be so returned as soon as may be after the publication of the result of the election in the Gazette.