Collector & District Election Officer is over all Controlling Authority of all the elections in the District. He is Returning Officer for Parliamentary Constituency and officer not below the rank of Deputy Collectors are designated as Returning Officers for Legislative Assembly Constituencies. Generally Returning Officers for Legislative Assembly Constituencies are designated as Assistant Returning Officer for Parliamentary Constituency election.
For conducting Lok Sabha Election Collector is usually appointed as Returning Officer, and Deputy Collector’s are appointed as Asst. Returning Officers to assist the Collector.
For conducting election of Legislative Assembly, Collector is over all controlling authority as a District Election Officer and Deputy Collector & Sub Divisional Officers are appointed as Returning Officer for each Legislative Assembly Constituencies.