Section 206(3) in The Mumbai Municipal Corporation Act, 1888
(3)The surplus, if any, shall be forthwith credited to the municipal fund, but if the same be claimed by a written application to the Commissioner within one year from the date of the sale, a refund thereof shall be made to the person in possession of the property at the time of seizure or attachment and any surplus not claimed within one year as aforesaid shall be the property of the Corporation.