Senator Abetz asked the Minister representing the Special Minister of State, upon notice, on 15 September 2011: In regard to the 2010 Federal Election and the issue of multiple voting: (1) How many cases of potential multiple voting were identified. (2) Of these cases, how many were in each electorate and how were these dealt with (for example, polling clerk error). (3) Of the cases, how many did the Australian Electoral Commission (AEC) write to and what is that number per electorate. (4) Of the cases that the AEC wrote to, how many have not provided a satisfactory response and what is that number per electorate.